[maven-release-plugin][skip ci] prepare release 26.2.0-A.29

[release] 26.2.0-A.29
Update upstream versions - alfresco-community-repo: 26.2.0.92 - alfresco-enterprise-share: 26.2.0.65 - acs-packaging: 26.2.0-A.29 - RELEASE_VERSION: 26.2.0-A.29 - DEVELOPMENT_VERSION: 26.2.0-A.30-SNAPSHOT
2026-09-16 18:13:21 +00:00 · 2026-07-16 09:22:06 +00:00 · 2026-07-16 07:02:13 +00:00 · 2026-07-13 19:29:59 +00:00 · 2026-07-13 19:29:56 +00:00 · 2026-07-13 16:55:32 +00:00
83 changed files with 9537 additions and 237 deletions
@@ -12,8 +12,9 @@ updates:
  schedule:
    interval: daily
    time: "22:00"
-    timezone: Africa/Abidjan
-  open-pull-requests-limit: 99
+    timezone: "Europe/London"
+  # disabling versions updates, when set to 0 only security updates will open
+  open-pull-requests-limit: 0
  ignore:
 # Upstream alfresco-community-repo artifacts
  - dependency-name: org.alfresco:alfresco-community-repo
@@ -41,3 +42,11 @@ updates:
    - ">= 3.a, < 4"
  registries:
  - maven-repository-artifacts-alfresco-com-nexus-content-groups-int
+- package-ecosystem: "github-actions"
+  directory: "/"
+  schedule:
+    interval: "weekly"
+  groups:
+    github-actions:
+      patterns:
+        - "*"
@@ -16,6 +16,7 @@ on:
  workflow_dispatch:

 env:
+  JAVA_VERSION: "21"
  GIT_USERNAME: ${{ secrets.BOT_GITHUB_USERNAME }}
  GIT_EMAIL: ${{ secrets.BOT_GITHUB_EMAIL }}
  GIT_PASSWORD: ${{ secrets.BOT_GITHUB_TOKEN }}
@@ -28,11 +29,25 @@ env:
  QUAY_USERNAME: ${{ secrets.QUAY_USERNAME }}
  TAS_ENVIRONMENT: ./tests/environment
  TAS_SCRIPTS: ../alfresco-community-repo/packaging/tests/scripts
-  # Release version has to start with real version (7.4.0-....) for the docker image to build successfully.
-  RELEASE_VERSION: 23.1.0
-  DEVELOPMENT_VERSION: 23.2.0-A1-SNAPSHOT
+    # Release version has to start with real version (23.2.0-....) for the docker image to build successfully.
+  RELEASE_VERSION: 26.2.0-A.29
+  DEVELOPMENT_VERSION: 26.2.0-A.30-SNAPSHOT

 jobs:
+  precommit:
+    name: Pre-Commit checks
+    runs-on: ubuntu-latest
+    if: >
+      !contains(github.event.head_commit.message, '[skip tests]')
+    steps:
+      - uses: actions/checkout@v4
+      - uses: Alfresco/alfresco-build-tools/.github/actions/get-build-info@v8.16.0
+      - uses: Alfresco/alfresco-build-tools/.github/actions/free-hosted-runner-disk-space@v8.16.0
+      - uses: Alfresco/alfresco-build-tools/.github/actions/setup-java-build@v8.16.0
+        with:
+          java-version: ${{ env.JAVA_VERSION }}
+      - uses: Alfresco/alfresco-build-tools/.github/actions/pre-commit@v8.16.0
+
  tas_tests:
    name: ${{ matrix.testSuite }} TAS tests
    runs-on: ubuntu-latest
@@ -78,9 +93,11 @@ jobs:
            profiles: all-tas-tests
            compose-file: docker-compose-minimal.yml
    steps:
-      - uses: actions/checkout@v3
-      - uses: Alfresco/alfresco-build-tools/.github/actions/get-build-info@v1.33.0
-      - uses: Alfresco/alfresco-build-tools/.github/actions/setup-java-build@v1.33.0
+      - uses: actions/checkout@v4
+      - uses: Alfresco/alfresco-build-tools/.github/actions/get-build-info@v8.16.0
+      - uses: Alfresco/alfresco-build-tools/.github/actions/setup-java-build@v8.16.0
+        with:
+          java-version: ${{ env.JAVA_VERSION }}
      - name: "Init"
        timeout-minutes: ${{ fromJSON(env.GITHUB_ACTIONS_DEPLOY_TIMEOUT) }}
        run: |
@@ -95,14 +112,90 @@ jobs:
      - name: "Clean Maven cache"
        run: bash ./scripts/ci/cleanup_cache.sh

+  tas_tests_search_api:
+    name: ${{ matrix.testSuite }} | TAS tests (Search API)
+    runs-on: ubuntu-latest
+    if: >
+      (github.ref_name == 'master' || startsWith(github.ref_name, 'release/') || github.event_name == 'pull_request') &&
+      !contains(github.event.head_commit.message, '[skip search]') &&
+      !contains(github.event.head_commit.message, '[skip tests]')
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - testSuite: Elasticsearch postgreSQL
+            profiles: all-tas-tests,elastic
+            search-engine-type: elasticsearch
+            db-type: postgresql
+          - testSuite: Elasticsearch MySQL
+            profiles: all-tas-tests,elastic
+            search-engine-type: elasticsearch
+            db-type: mysql
+          - testSuite: Elasticsearch Maria DB 11.8
+            profiles: all-tas-tests,elastic
+            search-engine-type: elasticsearch
+            db-type: mariadb
+          - testSuite: Opensearch
+            profiles: all-tas-tests,elastic
+            search-engine-type: opensearch
+            db-type: postgresql
+          - testSuite: Elasticsearch Basic Auth postgreSQL
+            profiles: all-tas-tests,elastic-basic-auth
+            search-engine-type: elasticsearch
+            db-type: postgresql
+          - testSuite: Elasticsearch Basic Auth MySQL
+            profiles: all-tas-tests,elastic-basic-auth
+            search-engine-type: elasticsearch
+            db-type: mysql
+          - testSuite: Elasticsearch Basic Auth MariaDB 11.8
+            profiles: all-tas-tests,elastic-basic-auth
+            search-engine-type: elasticsearch
+            db-type: mariadb
+          - testSuite: Opensearch Basic Auth
+            profiles: all-tas-tests,elastic-basic-auth
+            search-engine-type: opensearch
+            db-type: postgresql
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          persist-credentials: false
+      - uses: Alfresco/alfresco-build-tools/.github/actions/get-build-info@v12.4.3
+      - uses: Alfresco/alfresco-build-tools/.github/actions/setup-java-build@v12.4.3
+        with:
+          java-version: ${{ env.JAVA_VERSION }}
+      - name: "Build"
+        timeout-minutes: ${{ fromJSON(env.GITHUB_ACTIONS_DEPLOY_TIMEOUT) }}
+        run: |
+          bash ./scripts/ci/init.sh
+          bash ./scripts/ci/build.sh
+      - name: "Run tests"
+        id: tests
+        timeout-minutes: ${{ fromJSON(env.GITHUB_ACTIONS_DEPLOY_TIMEOUT) }}
+        run: |
+          set -a
+          source ${TAS_ENVIRONMENT}/.env
+          set +a
+          BATCH_INDEXING_TAG="${BATCH_INDEXING_TAG//[[:space:]]/}"
+          mvn -B -ntp -q install -N -f tests/pom.xml
+          mvn -B -ntp -q install -DskipTests -f tests/testcontainers-env/pom.xml
+          mvn -B install -ntp -f tests/tas-elasticsearch/pom.xml -P${{ matrix.profiles }} -Denvironment=default -DrunBugs=false "-Dsearch.engine.type=${{ matrix.search-engine-type }}" "-Ddatabase.type=${{ matrix.db-type }}" -Dindeximage="alfresco/alfresco-elasticsearch-batch-indexing:${BATCH_INDEXING_TAG}" -Drepoimage="alfresco-repository-databases:latest"
+      - name: "Dump all Docker containers logs"
+        uses: Alfresco/alfresco-build-tools/.github/actions/docker-dump-containers-logs@v12.4.3
+        if: failure() && steps.tests.outcome == 'failure'
+      - name: "Clean Maven cache"
+        run: bash ./scripts/ci/cleanup_cache.sh
+
+
  community_zip_tests:
    name: Community Distribution Zip content tests
    runs-on: ubuntu-latest
    if: "!contains(github.event.head_commit.message, '[skip tests]')"
    steps:
-      - uses: actions/checkout@v3
-      - uses: Alfresco/alfresco-build-tools/.github/actions/get-build-info@v1.33.0
-      - uses: Alfresco/alfresco-build-tools/.github/actions/setup-java-build@v1.33.0
+      - uses: actions/checkout@v4
+      - uses: Alfresco/alfresco-build-tools/.github/actions/get-build-info@v8.16.0
+      - uses: Alfresco/alfresco-build-tools/.github/actions/setup-java-build@v8.16.0
+        with:
+          java-version: ${{ env.JAVA_VERSION }}
      - name: "Init"
        timeout-minutes: ${{ fromJSON(env.GITHUB_ACTIONS_DEPLOY_TIMEOUT) }}
        run: |
@@ -122,12 +215,14 @@ jobs:
    if: >
      !contains(github.event.head_commit.message, '[skip tests]')
    steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
        with:
          persist-credentials: false
-      - uses: Alfresco/alfresco-build-tools/.github/actions/get-build-info@v1.35.2
-      - uses: Alfresco/alfresco-build-tools/.github/actions/free-hosted-runner-disk-space@v1.35.2
-      - uses: Alfresco/alfresco-build-tools/.github/actions/setup-java-build@v1.35.2
+      - uses: Alfresco/alfresco-build-tools/.github/actions/get-build-info@v8.16.0
+      - uses: Alfresco/alfresco-build-tools/.github/actions/free-hosted-runner-disk-space@v8.16.0
+      - uses: Alfresco/alfresco-build-tools/.github/actions/setup-java-build@v8.16.0
+        with:
+          java-version: ${{ env.JAVA_VERSION }}
      - name: "Build"
        timeout-minutes: ${{ fromJSON(env.GITHUB_ACTIONS_DEPLOY_TIMEOUT) }}
        run: |
@@ -162,12 +257,14 @@ jobs:
        ports:
          - 5000:5000
    steps:
-      - uses: actions/checkout@v3
-      - uses: Alfresco/alfresco-build-tools/.github/actions/get-build-info@v1.33.0
-      - uses: Alfresco/alfresco-build-tools/.github/actions/free-hosted-runner-disk-space@v1.35.2
-      - uses: Alfresco/alfresco-build-tools/.github/actions/setup-java-build@v1.33.0
+      - uses: actions/checkout@v4
+      - uses: Alfresco/alfresco-build-tools/.github/actions/get-build-info@v8.16.0
+      - uses: Alfresco/alfresco-build-tools/.github/actions/free-hosted-runner-disk-space@v8.16.0
+      - uses: Alfresco/alfresco-build-tools/.github/actions/setup-java-build@v8.16.0
+        with:
+          java-version: ${{ env.JAVA_VERSION }}
      - name: Set up QEMU
-        uses: docker/setup-qemu-action@v2
+        uses: docker/setup-qemu-action@v3
      - name: "Init"
        timeout-minutes: ${{ fromJSON(env.GITHUB_ACTIONS_DEPLOY_TIMEOUT) }}
        run: |
@@ -194,14 +291,16 @@ jobs:
        ports:
          - 5000:5000
    steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
        with:
          persist-credentials: false
-      - uses: Alfresco/alfresco-build-tools/.github/actions/get-build-info@v1.33.0
-      - uses: Alfresco/alfresco-build-tools/.github/actions/free-hosted-runner-disk-space@v1.35.2
-      - uses: Alfresco/alfresco-build-tools/.github/actions/setup-java-build@v1.33.0
+      - uses: Alfresco/alfresco-build-tools/.github/actions/get-build-info@v8.16.0
+      - uses: Alfresco/alfresco-build-tools/.github/actions/free-hosted-runner-disk-space@v8.16.0
+      - uses: Alfresco/alfresco-build-tools/.github/actions/setup-java-build@v8.16.0
+        with:
+          java-version: ${{ env.JAVA_VERSION }}
      - name: Set up QEMU
-        uses: docker/setup-qemu-action@v2
+        uses: docker/setup-qemu-action@v3
      - name: "Init"
        timeout-minutes: ${{ fromJSON(env.GITHUB_ACTIONS_DEPLOY_TIMEOUT) }}
        run: |
@@ -216,7 +315,7 @@ jobs:
      - name: "Clean Maven cache"
        run: bash ./scripts/ci/cleanup_cache.sh
      - name: "Configure AWS credentials"
-        uses: aws-actions/configure-aws-credentials@v1
+        uses: aws-actions/configure-aws-credentials@v4
        with:
          aws-access-key-id: ${{ secrets.AWS_S3_STAGING_ACCESS_KEY }}
          aws-secret-access-key: ${{ secrets.AWS_S3_STAGING_SECRET_KEY }}
@@ -237,10 +336,10 @@ jobs:
      (github.ref_name == 'master' || startsWith(github.ref_name, 'release/')) &&
      github.event_name != 'pull_request'
    steps:
-      - uses: actions/checkout@v3
-      - uses: Alfresco/alfresco-build-tools/.github/actions/get-build-info@v1.33.0
+      - uses: actions/checkout@v4
+      - uses: Alfresco/alfresco-build-tools/.github/actions/get-build-info@v8.16.0
      - name: "Configure AWS credentials"
-        uses: aws-actions/configure-aws-credentials@v1
+        uses: aws-actions/configure-aws-credentials@v4
        with:
          aws-access-key-id: ${{ secrets.AWS_S3_RELEASE_ACCESS_KEY_ID }}
          aws-secret-access-key: ${{ secrets.AWS_S3_RELEASE_SECRET_ACCESS_KEY }}
@@ -0,0 +1,42 @@
+name: Pre-Commit formatter
+
+on:
+  push:
+    branches:
+      - precommit/**
+
+env:
+  JAVA_VERSION: "21"
+  MAVEN_PASSWORD: ${{ secrets.NEXUS_PASSWORD }}
+  MAVEN_USERNAME: ${{ secrets.NEXUS_USERNAME }}
+
+jobs:
+  format-code:
+    name: "Reformat code"
+    runs-on: ubuntu-latest
+    if: contains(github.event.head_commit.message, '[reformat code]')
+    steps:
+      - uses: actions/checkout@v4
+      - uses: Alfresco/alfresco-build-tools/.github/actions/get-build-info@v8.16.0
+      - uses: Alfresco/alfresco-build-tools/.github/actions/free-hosted-runner-disk-space@v8.16.0
+      - uses: Alfresco/alfresco-build-tools/.github/actions/setup-java-build@v8.16.0
+        with:
+          java-version: ${{ env.JAVA_VERSION }}
+      - name: Set up Python ${{ inputs.python-version }}
+        uses: actions/setup-python@42375524e23c412d93fb67b49958b491fce71c38 # v5.4.0
+        with:
+          python-version: "3.9"
+      - uses: pre-commit/action@2c7b3805fd2a0fd8c1884dcaebf91fc102a13ecd # v3.0.1
+        continue-on-error: true
+        with:
+          extra_args: --all-files
+      - name: Update secrets baseline
+        run: pip install detect-secrets && detect-secrets scan --baseline .secrets.baseline
+      - uses: Alfresco/alfresco-build-tools/.github/actions/git-commit-changes@v8.16.0
+        with:
+          username: ${{ secrets.BOT_GITHUB_USERNAME }}
+          add-options: -u
+          commit-message: "Apply Pre-Commit code formatting"
+          skip-if-no-changes: true
+      - name: Push changes
+        run: git push
@@ -0,0 +1,14 @@
+repos:
+  - repo: https://github.com/Yelp/detect-secrets
+    rev: v1.5.0
+    hooks:
+      - id: detect-secrets
+        args: ["--baseline", ".secrets.baseline"]
+  - repo: local
+    hooks:
+      - id: check-format-and-headers
+        name: Check format and headers and fix if necessary
+        entry: ./scripts/hooks/check-format-and-headers.sh
+        language: script
+        files: ".*.java"
+        pass_filenames: false
@@ -0,0 +1,292 @@
+{
+  "version": "1.5.0",
+  "plugins_used": [
+    {
+      "name": "ArtifactoryDetector"
+    },
+    {
+      "name": "AWSKeyDetector"
+    },
+    {
+      "name": "AzureStorageKeyDetector"
+    },
+    {
+      "name": "Base64HighEntropyString",
+      "limit": 4.5
+    },
+    {
+      "name": "BasicAuthDetector"
+    },
+    {
+      "name": "CloudantDetector"
+    },
+    {
+      "name": "DiscordBotTokenDetector"
+    },
+    {
+      "name": "GitHubTokenDetector"
+    },
+    {
+      "name": "GitLabTokenDetector"
+    },
+    {
+      "name": "HexHighEntropyString",
+      "limit": 3.0
+    },
+    {
+      "name": "IbmCloudIamDetector"
+    },
+    {
+      "name": "IbmCosHmacDetector"
+    },
+    {
+      "name": "IPPublicDetector"
+    },
+    {
+      "name": "JwtTokenDetector"
+    },
+    {
+      "name": "KeywordDetector",
+      "keyword_exclude": ""
+    },
+    {
+      "name": "MailchimpDetector"
+    },
+    {
+      "name": "NpmDetector"
+    },
+    {
+      "name": "OpenAIDetector"
+    },
+    {
+      "name": "PrivateKeyDetector"
+    },
+    {
+      "name": "PypiTokenDetector"
+    },
+    {
+      "name": "SendGridDetector"
+    },
+    {
+      "name": "SlackDetector"
+    },
+    {
+      "name": "SoftlayerDetector"
+    },
+    {
+      "name": "SquareOAuthDetector"
+    },
+    {
+      "name": "StripeDetector"
+    },
+    {
+      "name": "TelegramBotTokenDetector"
+    },
+    {
+      "name": "TwilioKeyDetector"
+    }
+  ],
+  "filters_used": [
+    {
+      "path": "detect_secrets.filters.allowlist.is_line_allowlisted"
+    },
+    {
+      "path": "detect_secrets.filters.common.is_baseline_file",
+      "filename": ".secrets.baseline"
+    },
+    {
+      "path": "detect_secrets.filters.common.is_ignored_due_to_verification_policies",
+      "min_level": 2
+    },
+    {
+      "path": "detect_secrets.filters.heuristic.is_indirect_reference"
+    },
+    {
+      "path": "detect_secrets.filters.heuristic.is_likely_id_string"
+    },
+    {
+      "path": "detect_secrets.filters.heuristic.is_lock_file"
+    },
+    {
+      "path": "detect_secrets.filters.heuristic.is_not_alphanumeric_string"
+    },
+    {
+      "path": "detect_secrets.filters.heuristic.is_potential_uuid"
+    },
+    {
+      "path": "detect_secrets.filters.heuristic.is_prefixed_with_dollar_sign"
+    },
+    {
+      "path": "detect_secrets.filters.heuristic.is_sequential_string"
+    },
+    {
+      "path": "detect_secrets.filters.heuristic.is_swagger_file"
+    },
+    {
+      "path": "detect_secrets.filters.heuristic.is_templated_secret"
+    }
+  ],
+  "results": {
+    "dev/dev-tomcat/src/main/tomcat/shared/classes/alfresco-global.properties": [
+      {
+        "type": "Secret Keyword",
+        "filename": "dev/dev-tomcat/src/main/tomcat/shared/classes/alfresco-global.properties",
+        "hashed_secret": "a4a747bd4ba5e3a5049cad116881867c71fb625b",
+        "is_verified": false,
+        "line_number": 8
+      }
+    ],
+    "dev/dev-tomcat/src/main/tomcat/tomcat-users.xml": [
+      {
+        "type": "Secret Keyword",
+        "filename": "dev/dev-tomcat/src/main/tomcat/tomcat-users.xml",
+        "hashed_secret": "2be88ca4242c76e8253ac62474851065032d6833",
+        "is_verified": false,
+        "line_number": 19
+      }
+    ],
+    "dev/docker-compose.yml": [
+      {
+        "type": "Secret Keyword",
+        "filename": "dev/docker-compose.yml",
+        "hashed_secret": "d1ebbc78705ad98aa2c8fb357d2e30c8f001673a",
+        "is_verified": false,
+        "line_number": 41
+      }
+    ],
+    "tests/environment/docker-compose-minimal+transforms.yml": [
+      {
+        "type": "Secret Keyword",
+        "filename": "tests/environment/docker-compose-minimal+transforms.yml",
+        "hashed_secret": "9e3d103f7aa5f4f778cf752087dfceeba15d4fef",
+        "is_verified": false,
+        "line_number": 13
+      },
+      {
+        "type": "Secret Keyword",
+        "filename": "tests/environment/docker-compose-minimal+transforms.yml",
+        "hashed_secret": "92cda941553ea9ba9b39716c79a46b08a740613c",
+        "is_verified": false,
+        "line_number": 23
+      },
+      {
+        "type": "Secret Keyword",
+        "filename": "tests/environment/docker-compose-minimal+transforms.yml",
+        "hashed_secret": "d1ebbc78705ad98aa2c8fb357d2e30c8f001673a",
+        "is_verified": false,
+        "line_number": 76
+      }
+    ],
+    "tests/environment/docker-compose-minimal.yml": [
+      {
+        "type": "Secret Keyword",
+        "filename": "tests/environment/docker-compose-minimal.yml",
+        "hashed_secret": "9e3d103f7aa5f4f778cf752087dfceeba15d4fef",
+        "is_verified": false,
+        "line_number": 13
+      },
+      {
+        "type": "Secret Keyword",
+        "filename": "tests/environment/docker-compose-minimal.yml",
+        "hashed_secret": "92cda941553ea9ba9b39716c79a46b08a740613c",
+        "is_verified": false,
+        "line_number": 23
+      },
+      {
+        "type": "Secret Keyword",
+        "filename": "tests/environment/docker-compose-minimal.yml",
+        "hashed_secret": "d1ebbc78705ad98aa2c8fb357d2e30c8f001673a",
+        "is_verified": false,
+        "line_number": 79
+      }
+    ],
+    "tests/tas-cmis/src/test/resources/default.properties": [
+      {
+        "type": "Secret Keyword",
+        "filename": "tests/tas-cmis/src/test/resources/default.properties",
+        "hashed_secret": "d033e22ae348aeb5660fc2140aec35850c4da997",
+        "is_verified": false,
+        "line_number": 8
+      },
+      {
+        "type": "Secret Keyword",
+        "filename": "tests/tas-cmis/src/test/resources/default.properties",
+        "hashed_secret": "a4a747bd4ba5e3a5049cad116881867c71fb625b",
+        "is_verified": false,
+        "line_number": 84
+      }
+    ],
+    "tests/tas-email/src/test/resources/default.properties": [
+      {
+        "type": "Secret Keyword",
+        "filename": "tests/tas-email/src/test/resources/default.properties",
+        "hashed_secret": "d033e22ae348aeb5660fc2140aec35850c4da997",
+        "is_verified": false,
+        "line_number": 8
+      },
+      {
+        "type": "Secret Keyword",
+        "filename": "tests/tas-email/src/test/resources/default.properties",
+        "hashed_secret": "43b7ed74f99cf021109506832a48aa75435b817d",
+        "is_verified": false,
+        "line_number": 35
+      },
+      {
+        "type": "Secret Keyword",
+        "filename": "tests/tas-email/src/test/resources/default.properties",
+        "hashed_secret": "a4a747bd4ba5e3a5049cad116881867c71fb625b",
+        "is_verified": false,
+        "line_number": 97
+      }
+    ],
+    "tests/tas-integration/src/test/resources/default.properties": [
+      {
+        "type": "Secret Keyword",
+        "filename": "tests/tas-integration/src/test/resources/default.properties",
+        "hashed_secret": "d033e22ae348aeb5660fc2140aec35850c4da997",
+        "is_verified": false,
+        "line_number": 8
+      },
+      {
+        "type": "Secret Keyword",
+        "filename": "tests/tas-integration/src/test/resources/default.properties",
+        "hashed_secret": "a4a747bd4ba5e3a5049cad116881867c71fb625b",
+        "is_verified": false,
+        "line_number": 118
+      }
+    ],
+    "tests/tas-restapi/src/test/resources/default.properties": [
+      {
+        "type": "Secret Keyword",
+        "filename": "tests/tas-restapi/src/test/resources/default.properties",
+        "hashed_secret": "d033e22ae348aeb5660fc2140aec35850c4da997",
+        "is_verified": false,
+        "line_number": 21
+      },
+      {
+        "type": "Secret Keyword",
+        "filename": "tests/tas-restapi/src/test/resources/default.properties",
+        "hashed_secret": "a4a747bd4ba5e3a5049cad116881867c71fb625b",
+        "is_verified": false,
+        "line_number": 87
+      }
+    ],
+    "tests/tas-webdav/src/test/resources/default.properties": [
+      {
+        "type": "Secret Keyword",
+        "filename": "tests/tas-webdav/src/test/resources/default.properties",
+        "hashed_secret": "d033e22ae348aeb5660fc2140aec35850c4da997",
+        "is_verified": false,
+        "line_number": 8
+      },
+      {
+        "type": "Secret Keyword",
+        "filename": "tests/tas-webdav/src/test/resources/default.properties",
+        "hashed_secret": "a4a747bd4ba5e3a5049cad116881867c71fb625b",
+        "is_verified": false,
+        "line_number": 73
+      }
+    ]
+  },
+  "generated_at": "2025-03-18T15:20:48Z"
+}
@@ -66,9 +66,9 @@ The repository code will need to talk to other ACS components, such as a databas
 The simplest way to create these, is to use the `docker-compose.yml` file in the `dev` directory.
 ~~~
 # The `envUp` alias is the same as the following commands. Run these in a new terminal session, or add a `-d` flag to
-the `docker-compose` command.
+the `docker compose` command.
 cd acs-community-packaging
-docker-compose -f dev/docker-compose.yml up
+docker compose -f dev/docker-compose.yml up
 Creating dev_activemq_1           ... done
 Creating dev_solr6_1              ... done
 Creating dev_postgres_1           ... done
@@ -120,13 +120,13 @@ mvn install -Prun,withShare -rf dev-acs-amps-overlay
 ## Clean up
 When finished, kill the tomcat instance and stop the Docker instances. You will normally also
 remove the Docker containers, as you will need a clean database if you are going to issue
-another `mvn clean install` command. If you started `docker-compose` in a separate terminal session,
-simply use `^C` or if you used a `-d` flag, use `docker-compose -f dev/docker-compose.yml stop`.
+another `mvn clean install` command. If you started `docker compose` in a separate terminal session,
+simply use `^C` or if you used a `-d` flag, use `docker compose -f dev/docker-compose.yml stop`.
 ~~~
 ^C
 ... Stopped 'sysAdmin' subsystem, ID: [sysAdmin, default]

-docker-compose -f dev/docker-compose.yml rm
+docker compose -f dev/docker-compose.yml rm
 Going to remove dev_transform-core-aio_1, dev_transform-router_1, dev_solr6_1, dev_postgres_1, dev_activemq_1, dev_shared-file-store_1
 Are you sure? [yN] y
 Removing dev_transform-core-aio_1 ... done
@@ -65,6 +65,6 @@ alias comXS='comS  && comP'
 alias     drm='docker rm -f $(docker ps -q)'
 alias     arm='rm -rf `find . -name alf_data`'
 alias   envUp='./acs-community-packaging/scripts/dev/start-compose.sh'
-alias envStop='docker-compose -f acs-community-packaging/dev/docker-compose.yml stop'
-alias envKill='docker-compose -f acs-community-packaging/dev/docker-compose.yml kill'
-alias   envRm='docker-compose -f acs-community-packaging/dev/docker-compose.yml rm'
+alias envStop='docker compose -f acs-community-packaging/dev/docker-compose.yml stop'
+alias envKill='docker compose -f acs-community-packaging/dev/docker-compose.yml kill'
+alias   envRm='docker compose -f acs-community-packaging/dev/docker-compose.yml rm'
@@ -7,7 +7,7 @@
    <parent>
        <groupId>org.alfresco</groupId>
        <artifactId>alfresco-dev-community-tomcat-env</artifactId>
-        <version>23.1.0</version>
+        <version>26.2.0-A.29</version>
    </parent>

    <properties>
@@ -8,7 +8,7 @@
    <parent>
        <groupId>org.alfresco</groupId>
        <artifactId>alfresco-dev-community-tomcat-env</artifactId>
-        <version>23.1.0</version>
+        <version>26.2.0-A.29</version>
    </parent>

    <build>
@@ -8,7 +8,7 @@
    <parent>
        <groupId>org.alfresco</groupId>
        <artifactId>alfresco-dev-community-tomcat-env</artifactId>
-        <version>23.1.0</version>
+        <version>26.2.0-A.29</version>
    </parent>

    <build>
@@ -9,7 +9,7 @@
    <parent>
        <groupId>org.alfresco</groupId>
        <artifactId>alfresco-dev-community-tomcat-env</artifactId>
-        <version>23.1.0</version>
+        <version>26.2.0-A.29</version>
    </parent>

    <properties>
@@ -20,7 +20,7 @@ db.create.command=create database ${db.name}
 #db.name=alfresco
 #db.username=alfresco
 #db.password=alfresco
-#db.driver=com.mysql.jdbc.Driver
+#db.driver=com.mysql.cj.jdbc.Driver
 #db.url=jdbc:mysql://localhost/${db.name}?useUnicode=true&characterEncoding=UTF-8
 #db.master.url=jdbc:mysql://localhost/
 #db.master.username=${db.username}
@@ -25,7 +25,7 @@ services:
            - 5432:5432

    solr6:
-        image: alfresco/alfresco-search-services:2.0.3
+        image: alfresco/alfresco-search-services:2.0.21-A.2
        mem_limit: 2g
        environment:
            #Solr needs to know how to register itself with Alfresco
@@ -47,7 +47,7 @@ services:
            - 8983:8983 #Browser port

    activemq:
-        image: alfresco/alfresco-activemq:5.17.4-jre17-rockylinux8
+        image: alfresco/alfresco-activemq:5.18.3-jre17-rockylinux8
        mem_limit: 1g
        ports:
            - 8161:8161 # Web Console
@@ -9,7 +9,7 @@
    <parent>
        <groupId>org.alfresco</groupId>
        <artifactId>acs-community-packaging</artifactId>
-        <version>23.1.0</version>
+        <version>26.2.0-A.29</version>
    </parent>

    <properties>
@@ -8,7 +8,7 @@
    <parent>
        <groupId>org.alfresco</groupId>
        <artifactId>acs-community-packaging</artifactId>
-        <version>23.1.0</version>
+        <version>26.2.0-A.29</version>
    </parent>

    <dependencies>
@@ -7,7 +7,7 @@
    <parent>
        <groupId>org.alfresco</groupId>
        <artifactId>acs-community-packaging</artifactId>
-        <version>23.1.0</version>
+        <version>26.2.0-A.29</version>
    </parent>

    <dependencies>
@@ -8,7 +8,7 @@
   <parent>
      <groupId>org.alfresco</groupId>
      <artifactId>content-services-community-docker</artifactId>
-      <version>23.1.0</version>
+      <version>26.2.0-A.29</version>
   </parent>

   <properties>
@@ -7,7 +7,7 @@
    <parent>
        <groupId>org.alfresco</groupId>
        <artifactId>acs-community-packaging</artifactId>
-        <version>23.1.0</version>
+        <version>26.2.0-A.29</version>
    </parent>

    <properties>
@@ -8,7 +8,7 @@
   <parent>
      <groupId>org.alfresco</groupId>
      <artifactId>share-community-docker</artifactId>
-      <version>23.1.0</version>
+      <version>26.2.0-A.29</version>
   </parent>

   <properties>
@@ -7,6 +7,6 @@
   <parent>
      <groupId>org.alfresco</groupId>
      <artifactId>acs-community-packaging</artifactId>
-      <version>23.1.0</version>
+      <version>26.2.0-A.29</version>
   </parent>
 </project>
@@ -3,19 +3,19 @@
    <artifactId>acs-community-packaging</artifactId>
    <packaging>pom</packaging>
    <name>Alfresco Content Services Community Packaging</name>
-    <version>23.1.0</version>
+    <version>26.2.0-A.29</version>

    <parent>
        <groupId>org.alfresco</groupId>
        <artifactId>alfresco-community-repo</artifactId>
        <relativePath>../alfresco-community-repo/pom.xml</relativePath>
-        <version>23.1.0.255</version>
+        <version>26.2.0.92</version>
    </parent>

    <properties>
-        <dependency.alfresco-community-repo.version>23.1.0.255</dependency.alfresco-community-repo.version>
-        <dependency.alfresco-community-share.version>23.1.0.269</dependency.alfresco-community-share.version>
-        <dependency.acs-packaging.version>23.1.0</dependency.acs-packaging.version> <!-- for Share distribution zip -->
+        <dependency.alfresco-community-repo.version>26.2.0.92</dependency.alfresco-community-repo.version>
+        <dependency.alfresco-community-share.version>26.2.0.65</dependency.alfresco-community-share.version>
+        <dependency.acs-packaging.version>26.2.0-A.29</dependency.acs-packaging.version> <!-- for Share distribution zip -->

        <repo.image.tag>${dependency.alfresco-community-repo.version}</repo.image.tag>
        <share.image.tag>${dependency.alfresco-community-share.version}</share.image.tag>
@@ -25,7 +25,7 @@
        <connection>scm:git:https://github.com/Alfresco/acs-community-packaging.git</connection>
        <developerConnection>scm:git:https://github.com/Alfresco/acs-community-packaging.git</developerConnection>
        <url>https://github.com/Alfresco/acs-community-packaging</url>
-        <tag>23.1.0</tag>
+        <tag>26.2.0-A.29</tag>
    </scm>

    <distributionManagement>
@@ -247,4 +247,13 @@
            </dependency>
        </dependencies>
    </dependencyManagement>
+
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>com.diffplug.spotless</groupId>
+                <artifactId>spotless-maven-plugin</artifactId>
+            </plugin>
+        </plugins>
+    </build>
 </project>
@@ -5,7 +5,7 @@
    <parent>
        <groupId>org.alfresco</groupId>
        <artifactId>acs-community-packaging</artifactId>
-        <version>23.1.0</version>
+        <version>26.2.0-A.29</version>
    </parent>
    <packaging>pom</packaging>

@@ -85,6 +85,16 @@ fi
 # Build the current project
 mvn -B -ntp -V -q install -DskipTests -Dmaven.javadoc.skip=true -P$BUILD_PROFILE -Pags ${REPO_IMAGE} ${SHARE_IMAGE}

+# Build alfresco image with jdbc drivers (used by search API tests for MariaDB/MySQL)
+MYSQL_JDBC_TAG=$(mvn help:evaluate -Dexpression=dependency.mysql.version -q -DforceStdout)
+mvn dependency:copy -Dartifact=mysql:mysql-connector-java:${MYSQL_JDBC_TAG}:jar -DoutputDirectory=tests/environment/alfresco-with-jdbc-drivers
+
+MARIADB_JDBC_TAG=$(mvn help:evaluate -Dexpression=dependency.mariadb.version -q -DforceStdout)
+mvn dependency:copy -Dartifact=org.mariadb.jdbc:mariadb-java-client:${MARIADB_JDBC_TAG}:jar -DoutputDirectory=tests/environment/alfresco-with-jdbc-drivers
+
+REPO_LATEST_IMAGE=$(docker images --format='{{.Repository}}:{{.Tag}}' | grep "alfresco-content-repository-community:latest")
+docker build -t alfresco-repository-databases:latest -f tests/environment/alfresco-with-jdbc-drivers/alfresco.Dockerfile . --build-arg BASE_IMAGE=${REPO_LATEST_IMAGE}
+

 popd
 set +vex
@@ -2,4 +2,4 @@ set -x
 export TRANSFORMERS_TAG=$(mvn -f acs-community-packaging/pom.xml help:evaluate -Dexpression=dependency.alfresco-transform-core.version -q -DforceStdout)

 # .env files are picked up from project directory correctly on docker-compose 1.23.0+
-docker-compose -f acs-community-packaging/dev/docker-compose.yml up
+docker compose -f acs-community-packaging/dev/docker-compose.yml up
@@ -0,0 +1,7 @@
+#!/usr/bin/env bash
+
+set +x
+
+mvn spotless:apply validate -DlicenseUpdateHeaders=true -Pags,all-tas-tests > /dev/null || true
+
+set -x
@@ -1,3 +1,9 @@
-SOLR6_TAG=2.0.8.1
-POSTGRES_TAG=15.4
-ACTIVEMQ_TAG=5.17.4-jre17-rockylinux8
+SOLR6_TAG=2.0.21-A.2
+ACTIVEMQ_TAG=6.2.0-jre17-rockylinux8
+ELASTICSEARCH_TAG=8.17.0
+BATCH_INDEXING_TAG=5.7.0-A.5
+POSTGRES_TAG=17.9
+MYSQL_TAG=8.0.30
+MARIADB_TAG=11.8
+OPENSEARCH_TAG=2.11.1
+OPENSEARCH_DASHBOARDS_TAG=2.11.1
@@ -0,0 +1,6 @@
+#BUILDING CONTAINER FOR TAS TESTING WITH DIFFERENT JDBC CONNECTORS
+ARG BASE_IMAGE
+FROM $BASE_IMAGE
+
+COPY tests/environment/alfresco-with-jdbc-drivers/*.jar /usr/local/tomcat/lib/
+
@@ -6,11 +6,13 @@
    <parent>
        <groupId>org.alfresco</groupId>
        <artifactId>acs-community-packaging</artifactId>
-        <version>23.1.0</version>
+        <version>26.2.0-A.29</version>
    </parent>

    <modules>
+        <module>testcontainers-env</module>
        <module>tas-restapi</module>
+        <module>tas-elasticsearch</module>
        <module>tas-cmis</module>
        <module>tas-email</module>
        <module>tas-webdav</module>
@@ -9,7 +9,7 @@
    <parent>
        <groupId>org.alfresco</groupId>
        <artifactId>content-repository-community-tests</artifactId>
-        <version>23.1.0</version>
+        <version>26.2.0-A.29</version>
    </parent>

    <developers>
@@ -9,7 +9,7 @@
  <parent>
    <groupId>org.alfresco</groupId>
    <artifactId>content-repository-community-tests</artifactId>
-    <version>23.1.0</version>
+    <version>26.2.0-A.29</version>
  </parent>

  <properties>
@@ -21,7 +21,7 @@
    <dependency>
      <groupId>org.assertj</groupId>
      <artifactId>assertj-core</artifactId>
-      <version>3.24.2</version>
+      <version>3.26.3</version>
      <scope>test</scope>
    </dependency>
    <dependency>
@@ -1,134 +1,128 @@
-/*
- * #%L
- * Alfresco Remote API
- * %%
- * Copyright (C) 2005 - 2021 Alfresco Software Limited
- * %%
- * This file is part of the Alfresco software.
- * If the software was purchased under a paid Alfresco license, the terms of
- * the paid license agreement will prevail.  Otherwise, the software is
- * provided under the following open source license terms:
- *
- * Alfresco is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Lesser General Public License as published by
- * the Free Software Foundation, either version 3 of the License, or
- * (at your option) any later version.
- *
- * Alfresco is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU Lesser General Public License for more details.
- *
- * You should have received a copy of the GNU Lesser General Public License
- * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
- * #L%
- */
-package org.alfresco.distribution;
-
-import org.testng.annotations.Test;
-import static org.assertj.core.api.Assertions.assertThat;
-
-import java.io.File;
-import java.io.FileReader;
-import java.io.FilenameFilter;
-import java.nio.file.Paths;
-import java.util.ArrayList;
-import java.util.Enumeration;
-import java.util.List;
-import java.util.zip.ZipEntry;
-import java.util.zip.ZipFile;
-
-import org.apache.maven.model.Model;
-import org.apache.maven.model.io.xpp3.MavenXpp3Reader;
-
-public class CheckDistributionZipContents
-{
-    public static final String ACS_PREFIX = "alfresco-content-services-community-distribution";
-    public static final String ACS_DIR_NAME = "distribution";
-    public static final String AGS_PREFIX = "alfresco-governance-services-community";
-    public static final String AGS_DIR_NAME = "distribution-ags";
-    public static final String FORMAT = ".zip";
-
-    @Test
-    public void testAcsDistributionZipContents() throws Exception
-    {
-        File filesList[] = getDistributionZip(ACS_DIR_NAME, ACS_PREFIX);
-        for (File file : filesList)
-        {
-            List<String> zipEntries = getZipEntries(file.getAbsolutePath());
-            assertThat(zipEntries).
-                    contains(
-                            "keystore/metadata-keystore/keystore-passwords.properties",
-                            "keystore/metadata-keystore/keystore",
-                            "keystore/generate_keystores.bat",
-                            "keystore/generate_keystores.sh",
-                            "bin/alfresco-mmt.jar",
-                            "bin/apply_amps.bat",
-                            "bin/apply_amps.sh",
-                            "web-server/webapps/ROOT.war",
-                            "web-server/webapps/alfresco.war",
-                            "web-server/webapps/share.war",
-                            "web-server/webapps/_vti_bin.war",
-                            "web-server/conf/Catalina/localhost/alfresco.xml",
-                            "web-server/shared/classes/alfresco/web-extension/share-config-custom.xml"
-                    );
-        }
-    }
-
-    @Test
-    public void testAgsDistributionZipContents() throws Exception
-    {
-        String repoVersion = getPomValues().getProperties().getProperty("dependency.alfresco-community-repo.version");
-        String shareVersion = getPomValues().getProperties().getProperty("dependency.alfresco-community-share.version");
-        File filesList[] = getDistributionZip(AGS_DIR_NAME, AGS_PREFIX);
-        for (File file : filesList)
-        {
-            List<String> zipEntries = getZipEntries(file.getAbsolutePath());
-            assertThat(zipEntries).
-                    contains(
-                            "alfresco-governance-services-community-repo-" + repoVersion  + ".amp",
-                            "alfresco-governance-services-community-rest-api-explorer-" + repoVersion + ".war",
-                            "alfresco-governance-services-community-share-" + shareVersion + ".amp"
-                    );
-        }
-    }
-
-    private File[] getDistributionZip(String dirName, String prefix) throws Exception
-    {
-        String resourcePath = Paths.get("").toAbsolutePath().getParent().getParent().toString() + "/" + dirName + "/" + "target" + "/";
-        File distributionZip = new File(resourcePath);
-        FilenameFilter zipFileFilter = (dir, name) -> {
-            if (name.startsWith(prefix) && name.endsWith(FORMAT))
-            {
-                return true;
-            }
-            else
-            {
-                return false;
-            }
-        };
-
-        return distributionZip.listFiles(zipFileFilter);
-    }
-
-    private List<String> getZipEntries(String filePath) throws Exception
-    {
-        List<String> zipEntries = new ArrayList<>();
-        ZipFile zipFile = new ZipFile(new File(filePath));
-        Enumeration<? extends ZipEntry> entries = zipFile.entries();
-        while (entries.hasMoreElements())
-        {
-            ZipEntry entry = entries.nextElement();
-            zipEntries.add(entry.toString());
-        }
-        return zipEntries;
-    }
-
-    private Model getPomValues() throws Exception
-    {
-        String parentPom = Paths.get("").toAbsolutePath().getParent().getParent().toString() + "/pom.xml";
-        MavenXpp3Reader reader = new MavenXpp3Reader();
-        Model model = reader.read(new FileReader(parentPom));
-        return model;
-    }
-}
+/*
+ * #%L
+ * Alfresco Remote API
+ * %%
+ * Copyright (C) 2005 - 2021 Alfresco Software Limited
+ * %%
+ * This file is part of the Alfresco software.
+ * If the software was purchased under a paid Alfresco license, the terms of
+ * the paid license agreement will prevail.  Otherwise, the software is
+ * provided under the following open source license terms:
+ *
+ * Alfresco is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Alfresco is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
+ * #L%
+ */
+package org.alfresco.distribution;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+import java.io.File;
+import java.io.FileReader;
+import java.io.FilenameFilter;
+import java.nio.file.Paths;
+import java.util.ArrayList;
+import java.util.Enumeration;
+import java.util.List;
+import java.util.zip.ZipEntry;
+import java.util.zip.ZipFile;
+
+import org.apache.maven.model.Model;
+import org.apache.maven.model.io.xpp3.MavenXpp3Reader;
+import org.testng.annotations.Test;
+
+public class CheckDistributionZipContents
+{
+    public static final String ACS_PREFIX = "alfresco-content-services-community-distribution";
+    public static final String ACS_DIR_NAME = "distribution";
+    public static final String AGS_PREFIX = "alfresco-governance-services-community";
+    public static final String AGS_DIR_NAME = "distribution-ags";
+    public static final String FORMAT = ".zip";
+
+    @Test
+    public void testAcsDistributionZipContents() throws Exception
+    {
+        File filesList[] = getDistributionZip(ACS_DIR_NAME, ACS_PREFIX);
+        for (File file : filesList)
+        {
+            List<String> zipEntries = getZipEntries(file.getAbsolutePath());
+            assertThat(zipEntries).contains(
+                    "keystore/metadata-keystore/keystore-passwords.properties",
+                    "keystore/metadata-keystore/keystore",
+                    "bin/alfresco-mmt.jar",
+                    "bin/apply_amps.bat",
+                    "bin/apply_amps.sh",
+                    "web-server/webapps/ROOT.war",
+                    "web-server/webapps/alfresco.war",
+                    "web-server/webapps/share.war",
+                    "web-server/webapps/_vti_bin.war",
+                    "web-server/conf/Catalina/localhost/alfresco.xml",
+                    "web-server/shared/classes/alfresco/web-extension/share-config-custom.xml");
+        }
+    }
+
+    @Test
+    public void testAgsDistributionZipContents() throws Exception
+    {
+        String repoVersion = getPomValues().getProperties().getProperty("dependency.alfresco-community-repo.version");
+        String shareVersion = getPomValues().getProperties().getProperty("dependency.alfresco-community-share.version");
+        File filesList[] = getDistributionZip(AGS_DIR_NAME, AGS_PREFIX);
+        for (File file : filesList)
+        {
+            List<String> zipEntries = getZipEntries(file.getAbsolutePath());
+            assertThat(zipEntries).contains(
+                    "alfresco-governance-services-community-repo-" + repoVersion + ".amp",
+                    "alfresco-governance-services-community-rest-api-explorer-" + repoVersion + ".war",
+                    "alfresco-governance-services-community-share-" + shareVersion + ".amp");
+        }
+    }
+
+    private File[] getDistributionZip(String dirName, String prefix) throws Exception
+    {
+        String resourcePath = Paths.get("").toAbsolutePath().getParent().getParent().toString() + "/" + dirName + "/" + "target" + "/";
+        File distributionZip = new File(resourcePath);
+        FilenameFilter zipFileFilter = (dir, name) -> {
+            if (name.startsWith(prefix) && name.endsWith(FORMAT))
+            {
+                return true;
+            }
+            else
+            {
+                return false;
+            }
+        };
+
+        return distributionZip.listFiles(zipFileFilter);
+    }
+
+    private List<String> getZipEntries(String filePath) throws Exception
+    {
+        List<String> zipEntries = new ArrayList<>();
+        ZipFile zipFile = new ZipFile(new File(filePath));
+        Enumeration<? extends ZipEntry> entries = zipFile.entries();
+        while (entries.hasMoreElements())
+        {
+            ZipEntry entry = entries.nextElement();
+            zipEntries.add(entry.toString());
+        }
+        return zipEntries;
+    }
+
+    private Model getPomValues() throws Exception
+    {
+        String parentPom = Paths.get("").toAbsolutePath().getParent().getParent().toString() + "/pom.xml";
+        MavenXpp3Reader reader = new MavenXpp3Reader();
+        Model model = reader.read(new FileReader(parentPom));
+        return model;
+    }
+}
@@ -0,0 +1,135 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+  <modelVersion>4.0.0</modelVersion>
+  <groupId>org.alfresco.tas</groupId>
+  <artifactId>content-repository-community-elasticsearch-test</artifactId>
+  <name>Elasticsearch test</name>
+  <packaging>jar</packaging>
+
+  <parent>
+    <groupId>org.alfresco</groupId>
+    <artifactId>content-repository-community-tests</artifactId>
+    <version>26.2.0-A.29</version>
+  </parent>
+
+  <profiles>
+    <profile>
+      <id>elastic</id>
+      <properties>
+        <suiteXmlFile>${project.basedir}/src/test/resources/test-suites/standard-elasticsearch-suites.xml</suiteXmlFile>
+        <search.engine.type />
+        <database.type />
+      </properties>
+    </profile>
+    <profile>
+      <id>elastic-basic-auth</id>
+      <properties>
+        <suiteXmlFile>${project.basedir}/src/test/resources/test-suites/elasticsearch-basic-auth-suite.xml</suiteXmlFile>
+        <search.engine.type />
+        <database.type />
+      </properties>
+    </profile>
+  </profiles>
+
+  <dependencies>
+    <dependency>
+      <groupId>org.alfresco.tas</groupId>
+      <artifactId>content-repository-community-testcontainers</artifactId>
+      <version>${project.version}</version>
+      <scope>test</scope>
+    </dependency>
+    <dependency>
+      <groupId>org.mariadb.jdbc</groupId>
+      <artifactId>mariadb-java-client</artifactId>
+      <scope>test</scope>
+    </dependency>
+    <dependency>
+        <groupId>mysql</groupId>
+        <artifactId>mysql-connector-java</artifactId>
+        <scope>test</scope>
+    </dependency>
+
+
+    <dependency>
+      <groupId>org.alfresco.tas</groupId>
+      <artifactId>restapi</artifactId>
+      <classifier>tests</classifier>
+      <scope>test</scope>
+    </dependency>
+    <dependency>
+      <groupId>org.alfresco.tas</groupId>
+      <artifactId>restapi</artifactId>
+      <scope>test</scope>
+    </dependency>
+    <dependency>
+      <groupId>io.rest-assured</groupId>
+      <artifactId>rest-assured</artifactId>
+      <scope>test</scope>
+    </dependency>
+    <dependency>
+      <groupId>org.eclipse.parsson</groupId>
+      <artifactId>parsson</artifactId>
+      <scope>test</scope>
+    </dependency>
+    <dependency>
+      <groupId>org.springframework</groupId>
+      <artifactId>spring-test</artifactId>
+      <scope>test</scope>
+    </dependency>
+    <dependency>
+      <groupId>org.opensearch.client</groupId>
+      <artifactId>opensearch-java</artifactId>
+      <version>${dependency.opensearch.version}</version>
+      <scope>test</scope>
+      <exclusions>
+        <exclusion>
+          <groupId>org.eclipse</groupId>
+          <artifactId>yasson</artifactId>
+        </exclusion>
+      </exclusions>
+    </dependency>
+    <dependency>
+      <groupId>org.jsoup</groupId>
+      <artifactId>jsoup</artifactId>
+      <scope>test</scope>
+    </dependency>
+      <dependency>
+          <groupId>org.assertj</groupId>
+          <artifactId>assertj-core</artifactId>
+          <scope>test</scope>
+      </dependency>
+  </dependencies>
+
+  <build>
+    <plugins>
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-surefire-plugin</artifactId>
+        <configuration>
+          <redirectTestOutputToFile>false</redirectTestOutputToFile>
+          <suiteXmlFiles>
+            <suiteXmlFile>${suiteXmlFile}</suiteXmlFile>
+          </suiteXmlFiles>
+          <!-- Keeping illegal-access=warn for Java 11 compatibility, even though it has no effect on JDK 21 -->
+          <argLine>
+            --illegal-access=warn
+            --add-opens=java.base/java.lang=ALL-UNNAMED
+          </argLine>
+        </configuration>
+      </plugin>
+      <!-- Build only test jar -->
+      <plugin>
+        <groupId>org.apache.maven.plugins</groupId>
+        <artifactId>maven-jar-plugin</artifactId>
+        <executions>
+          <execution>
+            <goals>
+              <goal>test-jar</goal>
+            </goals>
+          </execution>
+        </executions>
+      </plugin>
+    </plugins>
+  </build>
+
+</project>
@@ -0,0 +1,201 @@
+/*
+ * #%L
+ * Alfresco Tas Elasticsearch
+ * %%
+ * Copyright (C) 2026 Alfresco Software Limited
+ * %%
+ * This file is part of the Alfresco software.
+ * If the software was purchased under a paid Alfresco license, the terms of
+ * the paid license agreement will prevail.  Otherwise, the software is
+ * provided under the following open source license terms:
+ *
+ * Alfresco is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Alfresco is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
+ * #L%
+ */
+package org.alfresco.elasticsearch;
+
+import static org.alfresco.elasticsearch.SearchQueryService.req;
+import static org.alfresco.utility.model.FileType.TEXT_PLAIN;
+
+import java.util.List;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.HttpStatus;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.testng.AbstractTestNGSpringContextTests;
+import org.testng.annotations.BeforeClass;
+import org.testng.annotations.Test;
+
+import org.alfresco.elasticsearch.utility.ElasticsearchRESTHelper;
+import org.alfresco.rest.core.RestWrapper;
+import org.alfresco.rest.model.RestCategoryLinkBodyModel;
+import org.alfresco.rest.model.RestCategoryModel;
+import org.alfresco.rest.search.SearchRequest;
+import org.alfresco.tas.AlfrescoStackInitializer;
+import org.alfresco.utility.data.DataContent;
+import org.alfresco.utility.data.DataSite;
+import org.alfresco.utility.data.DataUser;
+import org.alfresco.utility.data.RandomData;
+import org.alfresco.utility.model.FileModel;
+import org.alfresco.utility.model.FolderModel;
+import org.alfresco.utility.model.SiteModel;
+import org.alfresco.utility.model.TestGroup;
+import org.alfresco.utility.model.UserModel;
+import org.alfresco.utility.network.ServerHealth;
+import org.alfresco.utility.report.log.Step;
+
+/**
+ * Tests to verify batch indexing of category using Elasticsearch.
+ */
+@SuppressWarnings({"PMD.JUnitTestsShouldIncludeAssert"})
+@ContextConfiguration(locations = "classpath:alfresco-elasticsearch-context.xml",
+        initializers = AlfrescoStackInitializer.class)
+public class CategoryIndexingTests extends AbstractTestNGSpringContextTests
+{
+    private static final String TEST_PREFIX = RandomData.getRandomAlphanumeric() + "_";
+    private static final String CATEGORY_A_NAME = TEST_PREFIX + "CategoryA";
+    private static final String CATEGORY_B_NAME = TEST_PREFIX + "CategoryB";
+    private static final String ROOT_CATEGORY_ID = "-root-";
+    private static final RestCategoryModel ROOT_CATEGORY = RestCategoryModel.builder().id(ROOT_CATEGORY_ID).create();
+
+    @Autowired
+    private ElasticsearchRESTHelper helper;
+    @Autowired
+    private ServerHealth serverHealth;
+    @Autowired
+    private DataUser dataUser;
+    @Autowired
+    private DataSite dataSite;
+    @Autowired
+    private DataContent dataContent;
+    @Autowired
+    protected SearchQueryService searchQueryService;
+    @Autowired
+    protected RestWrapper restClient;
+
+    private RestCategoryModel categoryA;
+    private RestCategoryModel categoryB;
+    private UserModel testUser;
+    private SiteModel testSite;
+    private FileModel testFile;
+    private FolderModel testFolder;
+
+    /** Create a user, private site and two categories. Create a folder (in category B) containing a document (in category A and category B). */
+    @BeforeClass(alwaysRun = true)
+    public void dataPreparation()
+    {
+        serverHealth.isServerReachable();
+        serverHealth.assertServerIsOnline();
+
+        Step.STEP("Create two categories under the root.");
+        List<RestCategoryModel> categories = List.of(RestCategoryModel.builder().name(CATEGORY_A_NAME).create(),
+                RestCategoryModel.builder().name(CATEGORY_B_NAME).create());
+        List<RestCategoryModel> categoryList = restClient.authenticateUser(dataUser.getAdminUser()).withCoreAPI()
+                .usingCategory(ROOT_CATEGORY).createCategoriesList(categories).getEntries();
+        categoryA = categoryList.get(0).onModel();
+        categoryB = categoryList.get(1).onModel();
+
+        Step.STEP("Create a test user and use them to create a private site with a folder containing a document.");
+        testUser = dataUser.createRandomTestUser();
+        testSite = dataSite.usingUser(testUser).createPrivateRandomSite();
+        FolderModel folderModel = FolderModel.getRandomFolderModel();
+        testFolder = dataContent.usingUser(testUser).usingSite(testSite).createFolder(folderModel);
+        FileModel fileModel = FileModel.getRandomFileModel(TEXT_PLAIN);
+        testFile = dataContent.usingUser(testUser).usingResource(testFolder).createContent(fileModel);
+
+        Step.STEP("Assign the document to both categories and the folder to category B.");
+        RestCategoryLinkBodyModel categoryALink = RestCategoryLinkBodyModel.builder().categoryId(categoryA.getId()).create();
+        RestCategoryLinkBodyModel categoryBLink = RestCategoryLinkBodyModel.builder().categoryId(categoryB.getId()).create();
+        restClient.authenticateUser(testUser).withCoreAPI().usingNode(testFile).linkToCategory(categoryALink);
+        restClient.authenticateUser(testUser).withCoreAPI().usingNode(testFile).linkToCategory(categoryBLink);
+        restClient.authenticateUser(testUser).withCoreAPI().usingNode(testFolder).linkToCategory(categoryBLink);
+    }
+
+    /** Check we can find the document assigned to a category. */
+    @Test(groups = TestGroup.SEARCH)
+    public void testFindDocumentByCategory()
+    {
+        SearchRequest query = req("cm:categories:\"" + categoryA.getId() + "\"");
+        searchQueryService.expectResultsFromQuery(query, testUser, testFile.getName());
+    }
+
+    /** Check we can find the document assigned to a category even when the query includes a StoreRef. */
+    @Test(groups = TestGroup.SEARCH)
+    public void testFindDocumentByCategoryWithStoreRef()
+    {
+        SearchRequest query = req("cm:categories:\"workspace://SpacesStore/" + categoryA.getId() + "\"");
+        searchQueryService.expectResultsFromQuery(query, testUser, testFile.getName());
+    }
+
+    /** Check we can find the folder and document assigned to the other category. */
+    @Test(groups = TestGroup.SEARCH)
+    public void testFindFolderByCategory()
+    {
+        SearchRequest query = req("cm:categories:\"" + categoryB.getId() + "\"");
+        searchQueryService.expectResultsFromQuery(query, testUser, testFile.getName(), testFolder.getName());
+    }
+
+    /** Check we can find the document by the pseudo-path created for the category. */
+    @Test(groups = TestGroup.SEARCH)
+    public void testQueryByCategoryPseudoPath()
+    {
+        SearchRequest query = req("PATH:\"/cm:categoryRoot/cm:generalclassifiable/cm:" + CATEGORY_A_NAME + "/*\"");
+        searchQueryService.expectResultsFromQuery(query, testUser, testFile.getName());
+    }
+
+    /** Check we can find the document by a partial path match for the category. */
+    @Test(groups = TestGroup.SEARCH)
+    public void testQueryByPartialCategoryPathA()
+    {
+        SearchRequest query = req("PATH:\"//cm:" + CATEGORY_A_NAME + "/*\"");
+        searchQueryService.expectResultsFromQuery(query, testUser, testFile.getName());
+    }
+
+    /** Check we can find the document and folder by a partial path match for the second category. */
+    @Test(groups = TestGroup.SEARCH)
+    public void testQueryByPartialCategoryPathB()
+    {
+        SearchRequest query = req("PATH:\"//cm:" + CATEGORY_B_NAME + "/*\"");
+        searchQueryService.expectResultsFromQuery(query, testUser, testFile.getName(), testFolder.getName());
+    }
+
+    /** Check we cannot find the document by a partial path match for the category that has been applied to it and then deleted. */
+    @Test(groups = TestGroup.SEARCH)
+    public void testQueryByPathOnDeletedCategory() throws InterruptedException
+    {
+        // create 2 categories
+        final RestCategoryModel categoryToDelete = helper.createCategory();
+        final RestCategoryModel otherCategory = helper.createCategory();
+
+        // assign both categories to a document
+        helper.linkToCategory(testUser, testFile, categoryToDelete);
+        helper.linkToCategory(testUser, testFile, otherCategory);
+
+        // we can find the document by partial category paths after it is linked to both categories
+        SearchRequest categoryToDeleteQuery = req("PATH:\"//cm:" + categoryToDelete.getName() + "/*\"");
+        searchQueryService.expectResultsFromQuery(categoryToDeleteQuery, testUser, testFile.getName());
+        SearchRequest otherCategoryQuery = req("PATH:\"//cm:" + otherCategory.getName() + "/*\"");
+        searchQueryService.expectResultsFromQuery(otherCategoryQuery, testUser, testFile.getName());
+
+        // delete one of linked categories
+        restClient.authenticateUser(dataUser.getAdminUser()).withCoreAPI()
+                .usingCategory(categoryToDelete).deleteCategory();
+        restClient.assertStatusCodeIs(HttpStatus.NO_CONTENT);
+
+        // we cannot find the document by partial category path anymore after the category is deleted
+        searchQueryService.expectNoResultsFromQuery(categoryToDeleteQuery, testUser);
+        // we can still find the document by partial category path with a different category that has been assigned but not deleted
+        searchQueryService.expectResultsFromQuery(otherCategoryQuery, testUser, testFile.getName());
+    }
+}
@@ -0,0 +1,395 @@
+/*
+ * #%L
+ * Alfresco Tas Elasticsearch
+ * %%
+ * Copyright (C) 2026 Alfresco Software Limited
+ * %%
+ * This file is part of the Alfresco software.
+ * If the software was purchased under a paid Alfresco license, the terms of
+ * the paid license agreement will prevail.  Otherwise, the software is
+ * provided under the following open source license terms:
+ *
+ * Alfresco is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Alfresco is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
+ * #L%
+ */
+package org.alfresco.elasticsearch;
+
+import static org.apache.commons.lang3.StringUtils.EMPTY;
+
+import static org.alfresco.elasticsearch.SearchQueryService.req;
+import static org.alfresco.utility.data.RandomData.getRandomFile;
+import static org.alfresco.utility.data.RandomData.getRandomName;
+import static org.alfresco.utility.report.log.Step.STEP;
+
+import java.time.Clock;
+import java.time.LocalDateTime;
+import java.time.ZoneOffset;
+import java.time.ZonedDateTime;
+import java.time.format.DateTimeFormatter;
+
+import org.apache.commons.lang3.StringUtils;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.HttpStatus;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.testng.AbstractTestNGSpringContextTests;
+import org.testng.annotations.AfterClass;
+import org.testng.annotations.BeforeClass;
+import org.testng.annotations.Test;
+
+import org.alfresco.rest.model.RestTagModel;
+import org.alfresco.rest.search.SearchRequest;
+import org.alfresco.tas.AlfrescoStackInitializer;
+import org.alfresco.utility.data.DataContent;
+import org.alfresco.utility.data.DataUser;
+import org.alfresco.utility.model.ContentModel;
+import org.alfresco.utility.model.FileModel;
+import org.alfresco.utility.model.FileType;
+import org.alfresco.utility.model.FolderModel;
+import org.alfresco.utility.model.TestGroup;
+import org.alfresco.utility.model.UserModel;
+import org.alfresco.utility.network.ServerHealth;
+
+@ContextConfiguration(locations = "classpath:alfresco-elasticsearch-context.xml",
+        initializers = AlfrescoStackInitializer.class)
+public class ElasticsearchBoostedSearchTests extends AbstractTestNGSpringContextTests
+{
+    private static final String SEARCH_TERM = "mountain";
+    private static final String DIFFERENT_SEARCH_TERM = "fountain";
+
+    @Autowired
+    private ServerHealth serverHealth;
+
+    @Autowired
+    private DataUser dataUser;
+
+    @Autowired
+    private DataContent dataContent;
+
+    @Autowired
+    private SearchQueryService searchQueryService;
+
+    private UserModel testUser;
+    private ContentModel fileWithTermInName;
+    private ContentModel fileWithDifferentTermInName;
+    private ContentModel fileWithPhraseInContent;
+    private ContentModel fileWithTermInTitle;
+    private ContentModel folderWithTermInName;
+    private ContentModel folderWithTermInTitle;
+    private ContentModel testFolder;
+    private LocalDateTime creationTime;
+    private LocalDateTime afterCreationTime;
+
+    @BeforeClass(alwaysRun = true)
+    public void dataPreparation()
+    {
+        serverHealth.assertServerIsOnline();
+
+        STEP("Create a test user and few files and folders containing searched term in name, title and content");
+        testUser = dataUser.createRandomTestUser();
+        testFolder = createFolder(getRandomName("folder"));
+        fileWithTermInName = createFile(testFolder, SEARCH_TERM + ".txt", "dummy content");
+        fileWithDifferentTermInName = createFile(testFolder, DIFFERENT_SEARCH_TERM + ".txt", "dummy other content");
+        fileWithPhraseInContent = createFile(testFolder, getRandomFile(FileType.TEXT_PLAIN), "content with " + SEARCH_TERM + " searched phrase");
+        folderWithTermInName = createFolder(testFolder, SEARCH_TERM);
+        creationTime = ZonedDateTime.now(Clock.system(ZoneOffset.UTC)).toLocalDateTime();
+        fileWithTermInTitle = createRandomFileWithTitle(testFolder, SEARCH_TERM);
+        folderWithTermInTitle = createRandomFolderWithTitle(testFolder, SEARCH_TERM);
+        afterCreationTime = ZonedDateTime.now(Clock.system(ZoneOffset.UTC)).toLocalDateTime();
+    }
+
+    @AfterClass
+    public void dataCleanup()
+    {
+        STEP("Clean up created files, folders and user");
+        dataContent.usingAdmin().usingResource(testFolder).deleteContent();
+        dataUser.deleteUser(testUser);
+    }
+
+    @Test(groups = {TestGroup.SEARCH})
+    public void testAftsQuery_simpleTermBoost()
+    {
+        STEP("Search for files and folders by name with higher priority for files");
+        String boostedQuery = "TYPE:('cm:content'^2 OR 'cm:folder'^0.5) AND cm:name:" + SEARCH_TERM;
+        SearchRequest searchRequest = req("afts", boostedQuery);
+        searchQueryService.expectResultsInOrder(searchRequest, testUser, fileWithTermInName.getName(), folderWithTermInName.getName());
+
+        STEP("Search for files and folders by name with higher priority for folders");
+        String invertedBoost = "TYPE:('cm:content'^0.5 OR 'cm:folder'^2) AND cm:name:" + SEARCH_TERM;
+        searchRequest = req("afts", invertedBoost);
+        searchQueryService.expectResultsInOrder(searchRequest, testUser, folderWithTermInName.getName(), fileWithTermInName.getName());
+    }
+
+    @Test(groups = {TestGroup.SEARCH})
+    public void testAftsQuery_complexTermBoost()
+    {
+        STEP("Search for files and folders by name or title with higher priority for files by name");
+        String boostedQuery1 = "TYPE:('cm:content'^4 OR 'cm:folder'^0.5)^6 AND (cm:name:" + SEARCH_TERM + "^1.5 OR cm:title:" + SEARCH_TERM + "^0.5)";
+        SearchRequest searchRequest = req("afts", boostedQuery1);
+        searchQueryService.expectResultsInOrder(searchRequest, testUser, fileWithTermInName.getName(), fileWithTermInTitle.getName(), folderWithTermInName.getName(), folderWithTermInTitle.getName());
+
+        STEP("Search for files and folders by name or title with higher priority for folders by name");
+        String boostedQuery2 = "TYPE:('cm:content'^0.5 OR 'cm:folder'^4)^6 AND (cm:name:" + SEARCH_TERM + "^1.5 OR cm:title:" + SEARCH_TERM + "^0.5)";
+        searchRequest = req("afts", boostedQuery2);
+        searchQueryService.expectResultsInOrder(searchRequest, testUser, folderWithTermInName.getName(), folderWithTermInTitle.getName(), fileWithTermInName.getName(), fileWithTermInTitle.getName());
+
+        STEP("Search for files and folders by name or title with higher priority for files by title");
+        String boostedQuery3 = "TYPE:('cm:content'^4 OR 'cm:folder'^0.5)^6 AND (cm:name:" + SEARCH_TERM + "^0.5 OR cm:title:" + SEARCH_TERM + "^1.5)";
+        searchRequest = req("afts", boostedQuery3);
+        searchQueryService.expectResultsInOrder(searchRequest, testUser, fileWithTermInTitle.getName(), fileWithTermInName.getName(), folderWithTermInTitle.getName(), folderWithTermInName.getName());
+
+        STEP("Search for files and folders by name or title with higher priority for folders by title");
+        String boostedQuery4 = "TYPE:('cm:content'^0.5 OR 'cm:folder'^4)^6 AND (cm:name:" + SEARCH_TERM + "^0.5 OR cm:title:" + SEARCH_TERM + "^1.5)";
+        searchRequest = req("afts", boostedQuery4);
+        searchQueryService.expectResultsInOrder(searchRequest, testUser, folderWithTermInTitle.getName(), folderWithTermInName.getName(), fileWithTermInTitle.getName(), fileWithTermInName.getName());
+    }
+
+    @Test(groups = {TestGroup.SEARCH})
+    public void testAftsQuery_phraseBoost()
+    {
+        STEP("Search for files by name or TEXT with higher priority for name filter");
+        String boostedQuery = "TYPE:'cm:content' AND (cm:name:" + SEARCH_TERM + "^2 OR TEXT:'" + SEARCH_TERM + " searched'^0.1)";
+        SearchRequest searchRequest = req("afts", boostedQuery);
+        searchQueryService.expectResultsInOrder(searchRequest, testUser, fileWithTermInName.getName(), fileWithPhraseInContent.getName());
+
+        STEP("Search for files by name or TEXT with higher priority for TEXT filter");
+        String invertedBoost = "TYPE:'cm:content' AND (cm:name:" + SEARCH_TERM + "^0.1 OR TEXT:'" + SEARCH_TERM + " searched'^2)";
+        searchRequest = req("afts", invertedBoost);
+        searchQueryService.expectResultsInOrder(searchRequest, testUser, fileWithPhraseInContent.getName(), fileWithTermInName.getName());
+    }
+
+    @Test(groups = {TestGroup.SEARCH})
+    public void testAftsQuery_exactTermBoost()
+    {
+        STEP("Search for files by exact name or content with higher priority for exact name filter");
+        String boostedQuery = "TYPE:'cm:content' AND (=cm:name:" + SEARCH_TERM + ".txt^2 OR =cm:content:" + SEARCH_TERM + "^0.5)";
+        SearchRequest searchRequest = req("afts", boostedQuery);
+        searchQueryService.expectResultsInOrder(searchRequest, testUser, fileWithTermInName.getName(), fileWithPhraseInContent.getName());
+
+        STEP("Search for files by exact name or content with higher priority for exact content filter");
+        String invertedBoost = "TYPE:'cm:content' AND (=cm:name:" + SEARCH_TERM + ".txt^0.1 OR =cm:content:" + SEARCH_TERM + "^3)";
+        searchRequest = req("afts", invertedBoost);
+        searchQueryService.expectResultsInOrder(searchRequest, testUser, fileWithPhraseInContent.getName(), fileWithTermInName.getName());
+    }
+
+    @Test(groups = {TestGroup.SEARCH})
+    public void testAftsQuery_expandedTermBoost()
+    {
+        STEP("Search for files by expanded name and two different terms with higher priority for first term");
+        String boostedQuery = "TYPE:'cm:content' AND (~cm:name:" + SEARCH_TERM + "^3 OR ~cm:name:" + DIFFERENT_SEARCH_TERM + "^0.1)";
+        SearchRequest searchRequest = req("afts", boostedQuery);
+        searchQueryService.expectResultsInOrder(searchRequest, testUser, fileWithTermInName.getName(), fileWithDifferentTermInName.getName());
+
+        STEP("Search for files by expanded name and two different terms with higher priority for second term");
+        String invertedBoost = "TYPE:'cm:content' AND (~cm:name:" + SEARCH_TERM + "^0.1 OR ~cm:name:" + DIFFERENT_SEARCH_TERM + "^3)";
+        searchRequest = req("afts", invertedBoost);
+        searchQueryService.expectResultsInOrder(searchRequest, testUser, fileWithDifferentTermInName.getName(), fileWithTermInName.getName());
+    }
+
+    @Test(groups = {TestGroup.SEARCH})
+    public void testAftsQuery_fuzzyMatchingBoost()
+    {
+        STEP("Fuzzy matching search for files by name or title with higher priority for fuzzy name filter");
+        String boostedQuery = "TYPE:'cm:content' AND (cm:name:" + SEARCH_TERM + "~0.7^3 OR cm:title:" + SEARCH_TERM + "^0.01)";
+        SearchRequest searchRequest = req("afts", boostedQuery);
+        searchQueryService.expectResultsInOrder(searchRequest, testUser, fileWithTermInName.getName(), fileWithDifferentTermInName.getName(), fileWithTermInTitle.getName());
+
+        STEP("Fuzzy matching search for files by name or title with higher priority for fuzzy title filter");
+        String invertedBoost = "TYPE:'cm:content' AND (cm:name:" + SEARCH_TERM + "~0.7^0.01 OR cm:title:" + SEARCH_TERM + "^3)";
+        searchRequest = req("afts", invertedBoost);
+        searchQueryService.expectResultsInOrder(searchRequest, testUser, fileWithTermInTitle.getName(), fileWithTermInName.getName(), fileWithDifferentTermInName.getName());
+    }
+
+    /**
+     * Verify if boosts works fine with words proximity search. Files containing terms within specific distance from another one should be returned.
+     */
+    @Test(groups = {TestGroup.SEARCH})
+    public void testAftsQuery_proximitySearchBoost()
+    {
+        STEP("Search for files by name or proximity TEXT with higher priority for name filter");
+        String boostedQuery = "TYPE:'cm:content' AND (cm:name:" + SEARCH_TERM + "^5 OR TEXT:(" + SEARCH_TERM + " *(1) phrase)^0.1)";
+        SearchRequest searchRequest = req("afts", boostedQuery);
+        searchQueryService.expectResultsInOrder(searchRequest, testUser, fileWithTermInName.getName(), fileWithPhraseInContent.getName());
+
+        STEP("Search for files by name or proximity TEXT with higher priority for proximity TEXT filter");
+        String invertedBoost = "TYPE:'cm:content' AND (cm:name:" + SEARCH_TERM + "^0.1 OR TEXT:(" + SEARCH_TERM + " *(1) phrase)^5)";
+        searchRequest = req("afts", invertedBoost);
+        searchQueryService.expectResultsInOrder(searchRequest, testUser, fileWithPhraseInContent.getName(), fileWithTermInName.getName());
+    }
+
+    @Test(groups = {TestGroup.SEARCH})
+    public void testAftsQuery_dateRangeSearchBoost()
+    {
+        String timeFrom = creationTime.format(DateTimeFormatter.ISO_DATE_TIME);
+        String timeTo = afterCreationTime.format(DateTimeFormatter.ISO_DATE_TIME);
+
+        STEP("Search for files and folders by name or creation time range with higher priority for name filter");
+        String boostedQuery = "TYPE:('cm:content'^16 OR 'cm:folder'^1) AND (cm:name:" + SEARCH_TERM + "^4 OR cm:created:['" + timeFrom + "' TO '" + timeTo + "']^0.1)^3";
+        SearchRequest searchRequest = req("afts", boostedQuery);
+        searchQueryService.expectResultsInOrder(searchRequest, testUser, fileWithTermInName.getName(), folderWithTermInName.getName(), fileWithTermInTitle.getName(), folderWithTermInTitle.getName());
+
+        STEP("Search for files and folders by name or creation time range with higher priority for creation time range filter");
+        String invertedBoost = "TYPE:('cm:content' OR 'cm:folder'^3) AND (cm:name:" + SEARCH_TERM + "^0.1 OR cm:created:['" + timeFrom + "' TO '" + timeTo + "']^4)^3";
+        searchRequest = req("afts", invertedBoost);
+        searchQueryService.expectResultsInOrder(searchRequest, testUser, folderWithTermInTitle.getName(), fileWithTermInTitle.getName(), folderWithTermInName.getName(), fileWithTermInName.getName());
+    }
+
+    /**
+     * Verify if boosts works fine with words range search. Files containing words from alphabetical range (from 'mountain' to 'phrase', this includes word 'other') should be returned.
+     */
+    @Test(groups = {TestGroup.SEARCH})
+    public void testAftsQuery_wordsRangeSearchBoost()
+    {
+        String contentPath = "AND PATH:\"/app:company_home/cm:" + testFolder.getName() + "//*\"";
+
+        STEP("Search for files by name or words in content from given range with higher priority for name filter");
+        String boostedQuery = "TYPE:'cm:content' AND (cm:name:" + SEARCH_TERM + "^3 OR cm:content:" + SEARCH_TERM + "..phrase^0.1) " + contentPath;
+        SearchRequest searchRequest = req("afts", boostedQuery);
+        searchQueryService.expectResultsStartingWithOneOf(searchRequest, testUser, fileWithTermInName.getName());
+        searchQueryService.expectResultsFromQuery(searchRequest, testUser, fileWithTermInName.getName(), fileWithPhraseInContent.getName(), fileWithDifferentTermInName.getName());
+
+        STEP("Search for files by name or words in content from given range with higher priority for words in content from given range filter");
+        String invertedBoost = "TYPE:'cm:content' AND (cm:name:" + SEARCH_TERM + "^0.1 OR cm:content:" + SEARCH_TERM + "..phrase^3) " + contentPath;
+        searchRequest = req("afts", invertedBoost);
+        searchQueryService.expectResultsStartingWithOneOf(searchRequest, testUser, fileWithPhraseInContent.getName(), fileWithDifferentTermInName.getName());
+        searchQueryService.expectResultsFromQuery(searchRequest, testUser, fileWithTermInName.getName(), fileWithPhraseInContent.getName(), fileWithDifferentTermInName.getName());
+    }
+
+    @Test(groups = {TestGroup.SEARCH})
+    public void testAftsQuery_wildcardSearchBoost()
+    {
+        STEP("Search for files by wildcard name or title with higher priority for wildcard name filter");
+        String wildcardTerm = SEARCH_TERM.replaceFirst("^.", "?");
+        String boostedQuery = "TYPE:'cm:content' AND (cm:name:" + wildcardTerm + "^3 OR cm:title:" + SEARCH_TERM + "^0.1)";
+        SearchRequest searchRequest = req("afts", boostedQuery);
+        searchQueryService.expectResultsStartingWithOneOf(searchRequest, testUser, fileWithTermInName.getName(), fileWithDifferentTermInName.getName());
+        searchQueryService.expectResultsFromQuery(searchRequest, testUser, fileWithTermInName.getName(), fileWithDifferentTermInName.getName(), fileWithTermInTitle.getName());
+
+        STEP("Search for files by wildcard name or title with higher priority for wildcard title filter");
+        wildcardTerm = SEARCH_TERM.replaceFirst("^.", "*");
+        String invertedBoost = "TYPE:'cm:content' AND (cm:name:" + wildcardTerm + "^0.1 OR cm:title:" + SEARCH_TERM + "^3)";
+        searchRequest = req("afts", invertedBoost);
+        searchQueryService.expectResultsStartingWithOneOf(searchRequest, testUser, fileWithTermInTitle.getName());
+        searchQueryService.expectResultsFromQuery(searchRequest, testUser, fileWithTermInName.getName(), fileWithDifferentTermInName.getName(), fileWithTermInTitle.getName());
+    }
+
+    @Test(groups = {TestGroup.SEARCH})
+    public void testAftsQuery_invalidNegativeBoost()
+    {
+        STEP("Try to search for files by name using negative boost and expect 500 error response");
+        String boostedQuery = "TYPE:'cm:content'^-2 AND cm:name:" + SEARCH_TERM;
+        SearchRequest searchRequest = req("afts", boostedQuery);
+        searchQueryService.expectErrorFromQuery(searchRequest, testUser, HttpStatus.INTERNAL_SERVER_ERROR, EMPTY);
+    }
+
+    private ContentModel createRandomFileWithTitle(ContentModel parent, String title)
+    {
+        return createRandomFile(parent, title, null, null);
+    }
+
+    private ContentModel createRandomFileWithTitle(String title)
+    {
+        return createRandomFile(title, null, null);
+    }
+
+    private ContentModel createRandomFile(ContentModel parent, String title, String description, String tag)
+    {
+        return createFile(parent, getRandomFile(FileType.TEXT_PLAIN), "dummy content", title, description, tag);
+    }
+
+    private ContentModel createRandomFile(String title, String description, String tag)
+    {
+        return createFile(getRandomFile(FileType.TEXT_PLAIN), "dummy content", title, description, tag);
+    }
+
+    private ContentModel createFile(ContentModel parent, String filename, String content)
+    {
+        return createFile(parent, filename, content, null, null, null);
+    }
+
+    private ContentModel createFile(String filename, String content)
+    {
+        return createFile(filename, content, null, null, null);
+    }
+
+    private ContentModel createFile(ContentModel parent, String filename, String content, String title, String description, String tag)
+    {
+        FileModel fileModel = new FileModel(filename, FileType.TEXT_PLAIN, content);
+        fileModel.setTitle(title);
+        fileModel.setDescription(description);
+
+        FileModel file = dataContent
+                .usingAdmin()
+                .usingResource(parent)
+                .createContent(fileModel);
+
+        if (StringUtils.isNotBlank(tag))
+        {
+            dataContent
+                    .usingAdmin()
+                    .usingResource(file)
+                    .addTagToContent(RestTagModel.builder().tag(tag).create());
+        }
+
+        return file;
+    }
+
+    private ContentModel createFile(String filename, String content, String title, String description, String tag)
+    {
+        ContentModel contentRoot = new ContentModel("-root-");
+        contentRoot.setNodeRef(contentRoot.getName());
+        return createFile(contentRoot, filename, content, title, description, tag);
+    }
+
+    private ContentModel createRandomFolderWithTitle(ContentModel parent, String title)
+    {
+        return createFolder(parent, getRandomName("folder"), title, null, null);
+    }
+
+    private ContentModel createFolder(ContentModel parent, String folderName)
+    {
+        return createFolder(parent, folderName, null, null, null);
+    }
+
+    private ContentModel createFolder(String folderName)
+    {
+        return createFolder(folderName, null, null, null);
+    }
+
+    private ContentModel createFolder(ContentModel parent, String folderName, String title, String description, String tag)
+    {
+        FolderModel folderModel = new FolderModel(folderName, title, description);
+
+        FolderModel folder = dataContent
+                .usingAdmin()
+                .usingResource(parent)
+                .createFolder(folderModel);
+
+        if (StringUtils.isNotBlank(tag))
+        {
+            dataContent
+                    .usingAdmin()
+                    .usingResource(folder)
+                    .addTagToContent(RestTagModel.builder().tag(tag).create());
+        }
+
+        return folder;
+    }
+
+    private ContentModel createFolder(String folderName, String title, String description, String tag)
+    {
+        ContentModel contentRoot = new ContentModel("-root-");
+        contentRoot.setNodeRef(contentRoot.getName());
+        return createFolder(contentRoot, folderName, title, description, tag);
+    }
+}
@@ -0,0 +1,145 @@
+/*
+ * #%L
+ * Alfresco Tas Elasticsearch
+ * %%
+ * Copyright (C) 2026 Alfresco Software Limited
+ * %%
+ * This file is part of the Alfresco software.
+ * If the software was purchased under a paid Alfresco license, the terms of
+ * the paid license agreement will prevail.  Otherwise, the software is
+ * provided under the following open source license terms:
+ *
+ * Alfresco is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Alfresco is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
+ * #L%
+ */
+package org.alfresco.elasticsearch;
+
+import static org.alfresco.elasticsearch.SearchQueryService.req;
+import static org.alfresco.tas.TestDataUtility.getAlphabeticUUID;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.testng.AbstractTestNGSpringContextTests;
+import org.testng.annotations.BeforeClass;
+import org.testng.annotations.Test;
+
+import org.alfresco.rest.search.SearchRequest;
+import org.alfresco.tas.AlfrescoStackInitializer;
+import org.alfresco.utility.data.DataContent;
+import org.alfresco.utility.data.DataSite;
+import org.alfresco.utility.data.DataUser;
+import org.alfresco.utility.model.FileModel;
+import org.alfresco.utility.model.FileType;
+import org.alfresco.utility.model.FolderModel;
+import org.alfresco.utility.model.SiteModel;
+import org.alfresco.utility.model.TestGroup;
+import org.alfresco.utility.model.UserModel;
+import org.alfresco.utility.network.ServerHealth;
+
+@ContextConfiguration(locations = "classpath:alfresco-elasticsearch-context.xml",
+        initializers = AlfrescoStackInitializer.class)
+/**
+ * Tests for CMIS queries that require path indexing against Elasticsearch.
+ */
+public class ElasticsearchCMISPathTests extends AbstractTestNGSpringContextTests
+{
+    private static final String PREFIX = getAlphabeticUUID();
+    private static final String FOLDER_0_NAME = PREFIX + "_folder0";
+    private static final String FOLDER_00_NAME = PREFIX + "_folder00";
+    private static final String FOLDER_000_NAME = PREFIX + "_folder000";
+    private static final String FOLDER_1_NAME = PREFIX + "_folder1";
+    private static final String DOC_0000_NAME = PREFIX + "_doc0000.txt";
+    private static final String DOC_00_NAME = PREFIX + "_doc00.txt";
+    private static final String DOC_01_NAME = PREFIX + "_doc01.txt";
+    private static final String DOC_10_NAME = PREFIX + "_doc10.txt";
+
+    @Autowired
+    private DataUser dataUser;
+    @Autowired
+    private DataContent dataContent;
+    @Autowired
+    private DataSite dataSite;
+    @Autowired
+    private ServerHealth serverHealth;
+    @Autowired
+    protected SearchQueryService searchQueryService;
+
+    private UserModel user;
+    private SiteModel siteModel;
+    private FolderModel folder0;
+    private FolderModel folder00;
+    private FolderModel folder000;
+    private FolderModel folder1;
+    private FileModel document0000;
+    private FileModel document00;
+    private FileModel document01;
+    private FileModel document10;
+
+    /**
+     * Data will be prepared using the schema below:
+     * 
+     * <pre>
+     * Site
+     * + Document Library
+     *   +-folder0
+     *   | +-folder00
+     *   | | +-folder000
+     *   | |   +-document0000
+     *   | +-document00
+     *   | +-document01
+     *   +-folder1
+     *   +-document10
+     * </pre>
+     */
+    @BeforeClass(alwaysRun = true)
+    public void dataPreparation()
+    {
+        serverHealth.assertServerIsOnline();
+
+        user = dataUser.createRandomTestUser();
+
+        siteModel = dataSite.usingUser(user).createPrivateRandomSite();
+
+        folder0 = dataContent.usingUser(user).usingSite(siteModel).createFolderCmisApi(FOLDER_0_NAME);
+        folder1 = dataContent.usingUser(user).usingSite(siteModel).createFolderCmisApi(FOLDER_1_NAME);
+
+        folder00 = dataContent.usingUser(user).usingResource(folder0).createFolderCmisApi(FOLDER_00_NAME);
+        folder000 = dataContent.usingUser(user).usingResource(folder00).createFolderCmisApi(FOLDER_000_NAME);
+
+        document0000 = createContent(DOC_0000_NAME, "This is document 0000", folder000, user);
+        document00 = createContent(DOC_00_NAME, "This is document 00", folder0, user);
+        document01 = createContent(DOC_01_NAME, "This is document 01", folder0, user);
+        document10 = createContent(DOC_10_NAME, "This is document 10", folder1, user);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void inTreeQuery_selectSubfolders()
+    {
+        SearchRequest query = req("cmis", "SELECT * FROM cmis:folder WHERE IN_TREE('" + folder0.getNodeRef() + "')");
+        searchQueryService.expectResultsFromQuery(query, user, FOLDER_00_NAME, FOLDER_000_NAME);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void inTreeQuery_selectDocuments()
+    {
+        SearchRequest query = req("cmis", "SELECT * FROM cmis:document WHERE IN_TREE('" + folder0.getNodeRef() + "')");
+        searchQueryService.expectResultsFromQuery(query, user, DOC_0000_NAME, DOC_00_NAME, DOC_01_NAME);
+    }
+
+    private FileModel createContent(String filename, String content, FolderModel folderModel, UserModel user)
+    {
+        FileModel fileModel = new FileModel(filename, FileType.TEXT_PLAIN, content);
+        return dataContent.usingUser(user).usingResource(folderModel).createContent(fileModel);
+    }
+}
@@ -0,0 +1,604 @@
+/*
+ * #%L
+ * Alfresco Tas Elasticsearch
+ * %%
+ * Copyright (C) 2026 Alfresco Software Limited
+ * %%
+ * This file is part of the Alfresco software.
+ * If the software was purchased under a paid Alfresco license, the terms of
+ * the paid license agreement will prevail.  Otherwise, the software is
+ * provided under the following open source license terms:
+ *
+ * Alfresco is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Alfresco is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
+ * #L%
+ */
+package org.alfresco.elasticsearch;
+
+import static java.util.stream.Collectors.toList;
+
+import static org.alfresco.elasticsearch.SearchQueryService.req;
+import static org.alfresco.tas.TestDataUtility.getAlphabeticUUID;
+import static org.alfresco.utility.report.log.Step.STEP;
+
+import java.io.IOException;
+import java.time.Instant;
+import java.util.GregorianCalendar;
+import java.util.List;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.core.io.ClassPathResource;
+import org.springframework.http.HttpStatus;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.testng.AbstractTestNGSpringContextTests;
+import org.testng.annotations.BeforeClass;
+import org.testng.annotations.Test;
+
+import org.alfresco.rest.search.SearchRequest;
+import org.alfresco.tas.AlfrescoStackInitializer;
+import org.alfresco.utility.Utility;
+import org.alfresco.utility.constants.UserRole;
+import org.alfresco.utility.data.DataContent;
+import org.alfresco.utility.data.DataSite;
+import org.alfresco.utility.data.DataUser;
+import org.alfresco.utility.model.FileModel;
+import org.alfresco.utility.model.FileType;
+import org.alfresco.utility.model.FolderModel;
+import org.alfresco.utility.model.SiteModel;
+import org.alfresco.utility.model.TestGroup;
+import org.alfresco.utility.model.UserModel;
+import org.alfresco.utility.network.ServerHealth;
+
+@ContextConfiguration(locations = "classpath:alfresco-elasticsearch-context.xml",
+        initializers = AlfrescoStackInitializer.class)
+/**
+ * In this test we are verifying end-to-end the indexing and CMIS queries against Elasticsearch. In order to test ACLs we created 2 sites and 3 users.
+ */
+public class ElasticsearchCMISTests extends AbstractTestNGSpringContextTests
+{
+    private static final String PREFIX = getAlphabeticUUID();
+    private static final String SUFFIX = getAlphabeticUUID();
+    private static final String UNIQUE_WORD = getAlphabeticUUID();
+    private static final String FILE_0_NAME = PREFIX + "_test.txt" + SUFFIX;
+    private static final String FILE_1_NAME = "internal_" + PREFIX + "_and_" + SUFFIX + ".txt";
+    private static final String FILE_2_NAME = PREFIX + "_user2doc_" + SUFFIX;
+    /** This is a file that user 1 doesn't have access to and so shouldn't be returned in their search results. */
+    private static final String USER_2_FILE_NAME = PREFIX + "_user2only_" + SUFFIX;
+    private static final String FOLDER_PREFIX = getAlphabeticUUID();
+    private static final String FOLDER_0_NAME = FOLDER_PREFIX + "_folder0";
+    private static final String FOLDER_1_NAME = FOLDER_PREFIX + "_folder1";
+    private static final int X_DIMENSION = 48;
+
+    @Autowired
+    private DataUser dataUser;
+
+    @Autowired
+    private DataContent dataContent;
+
+    @Autowired
+    private DataSite dataSite;
+
+    @Autowired
+    private ServerHealth serverHealth;
+
+    @Autowired
+    protected SearchQueryService searchQueryService;
+
+    private UserModel user1;
+    private UserModel user2;
+    private UserModel userMultiSite;
+    private SiteModel siteModel1;
+    private SiteModel siteModel2;
+    private FileModel file0;
+    private List<String> fileCreationDates;
+    private String file3Name;
+    /**
+     * Scoping predicate restricting the result universe to the 4 documents user1 owns in this class. Used to AND into negative / open-range queries so they aren't polluted by bootstrap content or by files created in other test classes that share the same Spring context.
+     */
+    private String user1FilesScope;
+    /**
+     * Scoping predicate restricting to file3 (the only EXIF-bearing image we upload). Used to AND into negative / open-range integer queries on exif:pixelXDimension.
+     */
+    private String file3Scope;
+
+    /**
+     * Data will be prepared using the schema below:
+     * <p>
+     * Site1: - Users: user1, userMultiSite - Documents: FILE_0_NAME (owner: user1), FILE_1_NAME (owner: user1), FILE_2_NAME (owner: user2), file3Name (owner: user1) - Folders: FOLDER_0_NAME (owner: user1), FOLDER_1_NAME (owner: user1)
+     * <p>
+     * Site2: - Users: user2, userMultiSite - Documents: USER_2_FILE_NAME (owner: user2)
+     */
+    @BeforeClass(alwaysRun = true)
+    public void dataPreparation() throws IOException, InterruptedException
+    {
+        serverHealth.assertServerIsOnline();
+
+        user1 = dataUser.createRandomTestUser();
+        user2 = dataUser.createRandomTestUser();
+        userMultiSite = dataUser.createRandomTestUser();
+
+        siteModel1 = dataSite.usingUser(user1).createPrivateRandomSite();
+        siteModel2 = dataSite.usingUser(user2).createPrivateRandomSite();
+
+        dataUser.addUserToSite(user2, siteModel1, UserRole.SiteContributor);
+        dataUser.addUserToSite(userMultiSite, siteModel1, UserRole.SiteContributor);
+        dataUser.addUserToSite(userMultiSite, siteModel2, UserRole.SiteContributor);
+
+        file0 = createContent(FILE_0_NAME, "This is the first test containing " + UNIQUE_WORD, siteModel1, user1);
+        FileModel file1 = createContent(FILE_1_NAME, "This is another TEST file containing " + UNIQUE_WORD, siteModel1, user1);
+        FileModel file2 = createContent(FILE_2_NAME, "This Test file is owned by user2 " + UNIQUE_WORD, siteModel1, user2);
+        FileModel file3 = uploadDocument("test-data/alfresco-logo.png", user1, siteModel1);
+        file3Name = file3.getName();
+
+        fileCreationDates = getCreationDates(file0, file1, file2);
+
+        // Remove user 2 from site, but he keeps ownership on FILE_2_NAME.
+        dataUser.removeUserFromSite(user2, siteModel1);
+        // Also create another file that only user 2 has access to.
+        createContent(USER_2_FILE_NAME, "This is a test file that user1 does not have access to, but it still contains " + UNIQUE_WORD, siteModel2, user2);
+
+        dataContent.usingUser(user1).usingSite(siteModel1).createFolder(new FolderModel(FOLDER_0_NAME));
+        dataContent.usingUser(user1).usingSite(siteModel1).createFolder(new FolderModel(FOLDER_1_NAME));
+
+        // Pre-build scoping predicates used by the negative / open-range tests below.
+        user1FilesScope = "cmis:name IN ('" + FILE_0_NAME + "', '" + FILE_1_NAME + "', '" + FILE_2_NAME + "', '" + file3Name + "')";
+        file3Scope = "D.cmis:name = '" + file3Name + "'";
+
+        STEP("Wait for batch indexer to index the last-created node (FOLDER_1_NAME)");
+        SearchRequest probe = req("cmis", "SELECT * FROM cmis:folder WHERE cmis:name = '" + FOLDER_1_NAME + "'");
+        Utility.sleep(500, 60000, () -> searchQueryService.expectResultsFromQuery(probe, user1, FOLDER_1_NAME));
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void basicQuery()
+    {
+        SearchRequest query = req("cmis", "SELECT * FROM cmis:document");
+        searchQueryService.expectResultsInclude(query, user1, FILE_0_NAME, FILE_1_NAME, FILE_2_NAME, file3Name);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void objectIdQuery()
+    {
+        SearchRequest query = req("cmis", "SELECT * FROM cmis:document WHERE cmis:objectId = '" + file0.getNodeRef() + "'");
+        searchQueryService.expectResultsFromQuery(query, user1, FILE_0_NAME);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void objectTypeIdQuery()
+    {
+        SearchRequest query1 = req("cmis", "SELECT * FROM cmis:folder WHERE cmis:objectTypeId = 'cmis:folder'");
+        searchQueryService.expectResultsInclude(query1, user1, "documentLibrary", FOLDER_0_NAME, FOLDER_1_NAME, user1.getUsername());
+
+        SearchRequest query2 = req("cmis", "SELECT * FROM cmis:folder WHERE cmis:objectTypeId = 'F:st:site'");
+        searchQueryService.expectResultsInclude(query2, user1, siteModel1.getId());
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void baseTypeIdQuery()
+    {
+        SearchRequest query = req("cmis", "SELECT * FROM cmis:folder WHERE cmis:baseTypeId = 'cmis:folder'");
+        searchQueryService.expectResultsInclude(query, user1, "documentLibrary", FOLDER_0_NAME, FOLDER_1_NAME, user1.getUsername(), siteModel1.getId());
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void isNullQuery()
+    {
+        SearchRequest query = req("cmis", "SELECT * FROM cmis:folder WHERE cmis:description IS NULL");
+        searchQueryService.expectResultsInclude(query, user1, "documentLibrary", FOLDER_0_NAME, FOLDER_1_NAME, user1.getUsername());
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void isNotNullQuery()
+    {
+        SearchRequest query = req("cmis", "SELECT * FROM cmis:folder WHERE cmis:description IS NOT NULL");
+        searchQueryService.expectResultsInclude(query, user1, siteModel1.getId());
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void matchNamesLikePrefix()
+    {
+        SearchRequest query = req("cmis", "SELECT * FROM cmis:document WHERE cmis:name LIKE '" + PREFIX + "%'");
+        searchQueryService.expectResultsFromQuery(query, user1, FILE_0_NAME, FILE_1_NAME, FILE_2_NAME);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void matchNamesLikeSuffix()
+    {
+        SearchRequest query = req("cmis", "SELECT * FROM cmis:document WHERE cmis:name LIKE '%" + SUFFIX + "'");
+        searchQueryService.expectResultsFromQuery(query, user1, FILE_0_NAME, FILE_1_NAME, FILE_2_NAME);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void matchContentOfFile()
+    {
+        // Check the query is case insensitive.
+        SearchRequest query = req("cmis", "SELECT * FROM cmis:document WHERE CONTAINS('" + UNIQUE_WORD + "')");
+        searchQueryService.expectResultsFromQuery(query, user1, FILE_0_NAME, FILE_1_NAME, FILE_2_NAME);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void checkPermissionForUser2()
+    {
+        // Reuse the prefix query to check which documents user2 can access.
+        SearchRequest query = req("cmis", "SELECT * FROM cmis:document WHERE cmis:name LIKE '" + PREFIX + "%'");
+        searchQueryService.expectResultsFromQuery(query, user2, FILE_2_NAME, USER_2_FILE_NAME);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void matchDocumentName()
+    {
+        SearchRequest query = req("cmis", "SELECT * FROM cmis:document WHERE cmis:name = '" + FILE_0_NAME + "'");
+        searchQueryService.expectResultsFromQuery(query, user1, FILE_0_NAME);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void doesNotMatchDocumentName()
+    {
+        SearchRequest query = req("cmis", "SELECT * FROM cmis:document WHERE " + user1FilesScope + " AND cmis:name <> '" + FILE_0_NAME + "'");
+        searchQueryService.expectResultsFromQuery(query, user1, FILE_1_NAME, FILE_2_NAME, file3Name);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void checkOrderByAscSyntax()
+    {
+        SearchRequest query = req("cmis", "SELECT cmis:name FROM cmis:document WHERE cmis:name IN('" + FILE_0_NAME + "','" + FILE_1_NAME + "','" + FILE_2_NAME + "') ORDER BY cmis:name ASC");
+        searchQueryService.expectResultsInOrder(query, user1, true, FILE_0_NAME, FILE_1_NAME, FILE_2_NAME);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void checkOrderByDescSyntax()
+    {
+        SearchRequest query = req("cmis", "SELECT cmis:name FROM cmis:document WHERE cmis:name IN('" + FILE_0_NAME + "','" + FILE_1_NAME + "','" + FILE_2_NAME + "') ORDER BY cmis:name DESC");
+        searchQueryService.expectResultsInOrder(query, user1, false, FILE_0_NAME, FILE_1_NAME, FILE_2_NAME);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void checkInSyntax()
+    {
+        SearchRequest query = req("cmis", "SELECT * FROM cmis:document WHERE cmis:name IN ('" + FILE_0_NAME + "', '" + FILE_1_NAME + "')");
+        searchQueryService.expectResultsFromQuery(query, user1, FILE_0_NAME, FILE_1_NAME);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void checkNotInSyntax()
+    {
+        SearchRequest query = req("cmis", "SELECT * FROM cmis:document WHERE " + user1FilesScope + " AND cmis:name NOT IN ('" + FILE_0_NAME + "', '" + FILE_1_NAME + "')");
+        searchQueryService.expectResultsFromQuery(query, user1, FILE_2_NAME, file3Name);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void checkAfterDateSyntax()
+    {
+        String file0CreationDate = fileCreationDates.get(0);
+        SearchRequest query = req("cmis", "SELECT * FROM cmis:document WHERE cmis:creationDate > TIMESTAMP '" + file0CreationDate + "'");
+        searchQueryService.expectResultsFromQuery(query, user1, FILE_1_NAME, FILE_2_NAME, file3Name);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void checkAfterOrSameDateSyntax()
+    {
+        String file0CreationDate = fileCreationDates.get(0);
+        SearchRequest query = req("cmis", "SELECT * FROM cmis:document WHERE cmis:creationDate >= TIMESTAMP '" + file0CreationDate + "'");
+        searchQueryService.expectResultsFromQuery(query, user1, FILE_0_NAME, FILE_1_NAME, FILE_2_NAME, file3Name);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void checkBeforeDateSyntax()
+    {
+        String file2CreationDate = fileCreationDates.get(2);
+        SearchRequest query = req("cmis", "SELECT * FROM cmis:document WHERE " + user1FilesScope + " AND cmis:creationDate < TIMESTAMP '" + file2CreationDate + "'");
+        searchQueryService.expectResultsFromQuery(query, user1, FILE_0_NAME, FILE_1_NAME);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void checkBeforeOrSameDateSyntax()
+    {
+        String file2CreationDate = fileCreationDates.get(2);
+        SearchRequest query = req("cmis", "SELECT * FROM cmis:document WHERE " + user1FilesScope + " AND cmis:creationDate <= TIMESTAMP '" + file2CreationDate + "'");
+        searchQueryService.expectResultsFromQuery(query, user1, FILE_0_NAME, FILE_1_NAME, FILE_2_NAME);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void checkMatchesDateSyntax()
+    {
+        String file0CreationDate = fileCreationDates.get(0);
+        SearchRequest query = req("cmis", "SELECT * FROM cmis:document WHERE cmis:creationDate = TIMESTAMP '" + file0CreationDate + "'");
+        searchQueryService.expectResultsFromQuery(query, user1, FILE_0_NAME);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void checkDoesNotMatchDateSyntax()
+    {
+        String file0CreationDate = fileCreationDates.get(0);
+        SearchRequest query = req("cmis", "SELECT * FROM cmis:document WHERE " + user1FilesScope + " AND cmis:creationDate <> TIMESTAMP '" + file0CreationDate + "'");
+        searchQueryService.expectResultsFromQuery(query, user1, FILE_1_NAME, FILE_2_NAME, file3Name);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void checkInDatesSyntax()
+    {
+        String file0CreationDate = fileCreationDates.get(0);
+        String file1CreationDate = fileCreationDates.get(1);
+        SearchRequest query = req("cmis", "SELECT * FROM cmis:document WHERE cmis:creationDate IN (TIMESTAMP '" + file0CreationDate + "', TIMESTAMP '" + file1CreationDate + "')");
+        searchQueryService.expectResultsFromQuery(query, user1, FILE_0_NAME, FILE_1_NAME);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void checkNotInDatesSyntax()
+    {
+        String file0CreationDate = fileCreationDates.get(0);
+        String file1CreationDate = fileCreationDates.get(1);
+        SearchRequest query = req("cmis", "SELECT * FROM cmis:document WHERE " + user1FilesScope + " AND cmis:creationDate NOT IN (TIMESTAMP '" + file0CreationDate + "', TIMESTAMP '" + file1CreationDate + "')");
+        searchQueryService.expectResultsFromQuery(query, user1, FILE_2_NAME, file3Name);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void checkEqualIntegerSyntax()
+    {
+        SearchRequest query = req("cmis", "SELECT * FROM cmis:document AS D JOIN exif:exif AS E ON D.cmis:objectId = E.cmis:objectId WHERE E.exif:pixelXDimension = " + X_DIMENSION);
+        query.setInclude(List.of("properties"));
+        searchQueryService.expectResultsFromQuery(query, user1, file3Name);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void checkDifferentThanIntegerSyntax()
+    {
+        SearchRequest query = req("cmis", "SELECT * FROM cmis:document AS D JOIN exif:exif AS E ON D.cmis:objectId = E.cmis:objectId WHERE " + file3Scope + " AND E.exif:pixelXDimension <> " + X_DIMENSION);
+        query.setInclude(List.of("properties"));
+        searchQueryService.expectNoResultsFromQuery(query, user1);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void checkGreaterThanIntegerSyntax()
+    {
+        int lessThanX = X_DIMENSION - 1;
+        SearchRequest query = req("cmis", "SELECT * FROM cmis:document AS D JOIN exif:exif AS E ON D.cmis:objectId = E.cmis:objectId WHERE " + file3Scope + " AND E.exif:pixelXDimension > " + lessThanX);
+        query.setInclude(List.of("properties"));
+        searchQueryService.expectResultsFromQuery(query, user1, file3Name);
+
+        query = req("cmis", "SELECT * FROM cmis:document AS D JOIN exif:exif AS E ON D.cmis:objectId = E.cmis:objectId WHERE " + file3Scope + " AND E.exif:pixelXDimension > " + X_DIMENSION);
+        query.setInclude(List.of("properties"));
+        searchQueryService.expectNoResultsFromQuery(query, user1);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void checkGreaterThanOrEqualIntegerSyntax()
+    {
+        SearchRequest query = req("cmis", "SELECT * FROM cmis:document AS D JOIN exif:exif AS E ON D.cmis:objectId = E.cmis:objectId WHERE " + file3Scope + " AND E.exif:pixelXDimension >= " + X_DIMENSION);
+        query.setInclude(List.of("properties"));
+        searchQueryService.expectResultsFromQuery(query, user1, file3Name);
+
+        int moreThanX = X_DIMENSION + 1;
+        query = req("cmis", "SELECT * FROM cmis:document AS D JOIN exif:exif AS E ON D.cmis:objectId = E.cmis:objectId WHERE " + file3Scope + " AND E.exif:pixelXDimension >= " + moreThanX);
+        query.setInclude(List.of("properties"));
+        searchQueryService.expectNoResultsFromQuery(query, user1);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void checkLessThanIntegerSyntax()
+    {
+        int moreThanX = X_DIMENSION + 1;
+        SearchRequest query = req("cmis", "SELECT * FROM cmis:document AS D JOIN exif:exif AS E ON D.cmis:objectId = E.cmis:objectId WHERE E.exif:pixelXDimension < " + moreThanX);
+        query.setInclude(List.of("properties"));
+        searchQueryService.expectResultsFromQuery(query, user1, file3Name);
+
+        query = req("cmis", "SELECT * FROM cmis:document AS D JOIN exif:exif AS E ON D.cmis:objectId = E.cmis:objectId WHERE E.exif:pixelXDimension < " + X_DIMENSION);
+        query.setInclude(List.of("properties"));
+        searchQueryService.expectNoResultsFromQuery(query, user1);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void checkLessThanOrEqualIntegerSyntax()
+    {
+        SearchRequest query = req("cmis", "SELECT * FROM cmis:document AS D JOIN exif:exif AS E ON D.cmis:objectId = E.cmis:objectId WHERE E.exif:pixelXDimension <= " + X_DIMENSION);
+        query.setInclude(List.of("properties"));
+        searchQueryService.expectResultsFromQuery(query, user1, file3Name);
+
+        int lessThanX = X_DIMENSION - 1;
+        query = req("cmis", "SELECT * FROM cmis:document AS D JOIN exif:exif AS E ON D.cmis:objectId = E.cmis:objectId WHERE E.exif:pixelXDimension <= " + lessThanX);
+        query.setInclude(List.of("properties"));
+        searchQueryService.expectNoResultsFromQuery(query, user1);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void checkInIntegersSyntax()
+    {
+        SearchRequest query = req("cmis", "SELECT * FROM cmis:document AS D JOIN exif:exif AS E ON D.cmis:objectId = E.cmis:objectId WHERE E.exif:pixelXDimension IN (" + X_DIMENSION + ", " + 0 + ")");
+        query.setInclude(List.of("properties"));
+        searchQueryService.expectResultsFromQuery(query, user1, file3Name);
+
+        query = req("cmis", "SELECT * FROM cmis:document AS D JOIN exif:exif AS E ON D.cmis:objectId = E.cmis:objectId WHERE E.exif:pixelXDimension IN (" + 0 + ", " + -1 + ")");
+        query.setInclude(List.of("properties"));
+        searchQueryService.expectNoResultsFromQuery(query, user1);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void checkNotInIntegersSyntax()
+    {
+        SearchRequest query = req("cmis", "SELECT * FROM cmis:document AS D JOIN exif:exif AS E ON D.cmis:objectId = E.cmis:objectId WHERE " + file3Scope + " AND E.exif:pixelXDimension NOT IN (" + X_DIMENSION + ", " + 0 + ")");
+        query.setInclude(List.of("properties"));
+        searchQueryService.expectNoResultsFromQuery(query, user1);
+
+        query = req("cmis", "SELECT * FROM cmis:document AS D JOIN exif:exif AS E ON D.cmis:objectId = E.cmis:objectId WHERE " + file3Scope + " AND E.exif:pixelXDimension NOT IN (" + 0 + ", " + -1 + ")");
+        query.setInclude(List.of("properties"));
+        searchQueryService.expectResultsFromQuery(query, user1, file3Name);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void negative_basicCMISQuery_missingFrom()
+    {
+        // note: ideally 400 but currently 500 (also for Solr) :-(
+
+        SearchRequest query1 = req("cmis", "SELECT *");
+        searchQueryService.expectErrorFromQuery(query1, user1, HttpStatus.INTERNAL_SERVER_ERROR, "expecting FROM");
+
+        SearchRequest query2 = req("cmis", "SELECT * FROM");
+        searchQueryService.expectErrorFromQuery(query2, user1, HttpStatus.INTERNAL_SERVER_ERROR, "no viable alternative at input");
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void negative_basicCMISQuery_invalidType()
+    {
+        // note: ideally 400 but currently 500 (also for Solr) :-(
+        SearchRequest query = req("SELECT * FROM cmis:unknown");
+        searchQueryService.expectErrorFromQuery(query, user1, HttpStatus.INTERNAL_SERVER_ERROR, "Unknown property: {http://www.alfresco.org/model/content/1.0}cmis");
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void negative_objectTypeIdQuery_invalidType()
+    {
+        // note: ideally 400 but currently 500 (also for Solr) :-(
+        SearchRequest query = req("SELECT * FROM cmis:folder WHERE cmis:objectTypeId = 'unknown:site'");
+        searchQueryService.expectErrorFromQuery(query, user1, HttpStatus.INTERNAL_SERVER_ERROR, "Unknown property: {http://www.alfresco.org/model/content/1.0}cmis");
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void negative_isNullQuery_invalidField()
+    {
+        SearchRequest query = req("cmis", "SELECT * FROM cmis:folder WHERE cmis:unknown IS NULL");
+        searchQueryService.expectErrorFromQuery(query, user1, HttpStatus.INTERNAL_SERVER_ERROR, "Unknown column/property cmis:unknown");
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void negative_isNotNullQuery_invalidField()
+    {
+        SearchRequest query = req("cmis", "SELECT * FROM cmis:folder WHERE cmis:unknown IS NOT NULL");
+        searchQueryService.expectErrorFromQuery(query, user1, HttpStatus.INTERNAL_SERVER_ERROR, "Unknown column/property cmis:unknown");
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void negative_basicCMISQuery_invalidFieldName()
+    {
+        // note: ideally 400 but currently 500 (also for Solr) :-(
+
+        SearchRequest query1 = req("SELECT cmis:unknown FROM cmis:document");
+        searchQueryService.expectErrorFromQuery(query1, user1, HttpStatus.INTERNAL_SERVER_ERROR, "Unknown property: {http://www.alfresco.org/model/content/1.0}cmis");
+
+        SearchRequest query2 = req("SELECT cm:unknown FROM cmis:document");
+        searchQueryService.expectErrorFromQuery(query2, user1, HttpStatus.INTERNAL_SERVER_ERROR, "Unknown property: {http://www.alfresco.org/model/content/1.0}cm");
+
+        SearchRequest query3 = req("SELECT my:custom FROM cmis:document");
+        searchQueryService.expectErrorFromQuery(query3, user1, HttpStatus.INTERNAL_SERVER_ERROR, "Unknown property: {http://www.alfresco.org/model/content/1.0}my");
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void negative_baseTypeIdQuery_invalidType()
+    {
+        // note: ideally 400 but currently 500 (also for Solr) :-(
+        SearchRequest query = req("SELECT * FROM cmis:folder WHERE cmis:baseTypeId = 'cmis:unknown'");
+        searchQueryService.expectErrorFromQuery(query, user1, HttpStatus.INTERNAL_SERVER_ERROR, "Unknown property: {http://www.alfresco.org/model/content/1.0}cmis");
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void selectFolders()
+    {
+        SearchRequest query = req("cmis", "SELECT * FROM cmis:folder");
+        searchQueryService.expectResultsInclude(query, user1,
+                // We expect the site and the document library, ...
+                siteModel1.getId(), "documentLibrary",
+                // the two folders, ...
+                FOLDER_0_NAME, FOLDER_1_NAME,
+                // and the user home for the user performing the query.
+                user1.getUsername());
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void selectItems()
+    {
+        SearchRequest query = req("cmis", "SELECT * FROM cmis:item");
+        // This error is consistent with the way the DB and Solr handle the request.
+        searchQueryService.expectErrorFromQuery(query, user1, HttpStatus.INTERNAL_SERVER_ERROR, "Type is not queryable cmis:item");
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void selectObjects()
+    {
+        SearchRequest query = req("cmis", "SELECT * FROM cm:cmobject WHERE cmis:name IN ('" + FILE_0_NAME + "', '" + FOLDER_0_NAME + "')");
+        searchQueryService.expectResultsFromQuery(query, user1, FILE_0_NAME, FOLDER_0_NAME);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void selectPeople()
+    {
+        SearchRequest query = req("cmis", "SELECT * FROM cm:person");
+        searchQueryService.expectNodeTypesFromQuery(query, user1, "cm:person");
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void tableAlias()
+    {
+        SearchRequest query = req("cmis", "SELECT d.cmis:name FROM cmis:document d WHERE d.cmis:name IN ('" + FILE_0_NAME + "')");
+        searchQueryService.expectResultsFromQuery(query, user1, FILE_0_NAME);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void tableAliasWithAs()
+    {
+        SearchRequest query = req("cmis", "SELECT d.cmis:name FROM cmis:document AS d WHERE d.cmis:name IN ('" + FILE_0_NAME + "')");
+        searchQueryService.expectResultsFromQuery(query, user1, FILE_0_NAME);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void tableAlias_mismatchedAliasInSelect()
+    {
+        SearchRequest query = req("cmis", "SELECT z.cmis:name FROM cmis:document d WHERE d.cmis:name IN ('" + FILE_0_NAME + "')");
+        searchQueryService.expectErrorFromQuery(query, user1, HttpStatus.INTERNAL_SERVER_ERROR, "No selector for z");
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void tableAlias_mismatchedAliasInWhere()
+    {
+        SearchRequest query = req("cmis", "SELECT d.cmis:name FROM cmis:document d WHERE z.cmis:name IN ('" + FILE_0_NAME + "')");
+        searchQueryService.expectErrorFromQuery(query, user1, HttpStatus.INTERNAL_SERVER_ERROR, "No selector for z");
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void tableJoin()
+    {
+        SearchRequest query = req("cmis", "SELECT t.*, d.* FROM cm:titled t JOIN cmis:document d ON t.cmis:objectId = d.cmis:objectId WHERE d.cmis:name = '" + FILE_0_NAME + "'");
+        searchQueryService.expectResultsFromQuery(query, user1, FILE_0_NAME);
+    }
+
+    private FileModel createContent(String filename, String content, SiteModel site, UserModel user)
+    {
+        FileModel fileModel = new FileModel(filename, FileType.TEXT_PLAIN, content);
+        return dataContent.usingUser(user).usingSite(site)
+                .createContent(fileModel);
+    }
+
+    private List<String> getCreationDates(FileModel... files)
+    {
+        return getCreationDates(user1, siteModel1, files);
+    }
+
+    private List<String> getCreationDates(UserModel user, SiteModel site, FileModel... files)
+    {
+        return List.of(files)
+                .stream()
+                .map(FileModel::getCmisLocation)
+                .map(cmisLocation -> dataContent.usingUser(user).usingSite(site).getCMISDocument(cmisLocation))
+                .map(cmisDocument -> cmisDocument.<GregorianCalendar> getProperty("cmis:creationDate"))
+                .map(creationDateProperty -> creationDateProperty.<GregorianCalendar> getValue())
+                .map(GregorianCalendar::toInstant)
+                .map(Instant::toString)
+                .collect(toList());
+    }
+
+    private FileModel uploadDocument(String filePath, UserModel user, SiteModel site) throws IOException
+    {
+        ClassPathResource toUpload = new ClassPathResource(filePath);
+        return dataContent.usingUser(user)
+                .usingSite(site)
+                .uploadDocument(toUpload.getFile());
+    }
+}
@@ -0,0 +1,311 @@
+/*
+ * #%L
+ * Alfresco Tas Elasticsearch
+ * %%
+ * Copyright (C) 2026 Alfresco Software Limited
+ * %%
+ * This file is part of the Alfresco software.
+ * If the software was purchased under a paid Alfresco license, the terms of
+ * the paid license agreement will prevail.  Otherwise, the software is
+ * provided under the following open source license terms:
+ *
+ * Alfresco is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Alfresco is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
+ * #L%
+ */
+package org.alfresco.elasticsearch;
+
+import static org.springframework.http.HttpStatus.CREATED;
+import static org.springframework.http.HttpStatus.OK;
+import static org.testng.Assert.assertTrue;
+
+import static org.alfresco.utility.data.RandomData.getRandomName;
+import static org.alfresco.utility.report.log.Step.STEP;
+
+import java.util.Arrays;
+import java.util.List;
+import java.util.stream.Collectors;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.testng.AbstractTestNGSpringContextTests;
+import org.testng.annotations.AfterClass;
+import org.testng.annotations.BeforeClass;
+import org.testng.annotations.Test;
+
+import org.alfresco.dataprep.CMISUtil;
+import org.alfresco.rest.core.RestWrapper;
+import org.alfresco.rest.model.RestCategoryLinkBodyModel;
+import org.alfresco.rest.model.RestCategoryModel;
+import org.alfresco.rest.model.RestCategoryModelsCollection;
+import org.alfresco.tas.AlfrescoStackInitializer;
+import org.alfresco.utility.Utility;
+import org.alfresco.utility.data.DataContent;
+import org.alfresco.utility.data.DataSite;
+import org.alfresco.utility.data.DataUser;
+import org.alfresco.utility.model.FileModel;
+import org.alfresco.utility.model.FolderModel;
+import org.alfresco.utility.model.RepoTestModel;
+import org.alfresco.utility.model.SiteModel;
+import org.alfresco.utility.model.TestGroup;
+import org.alfresco.utility.model.UserModel;
+import org.alfresco.utility.network.ServerHealth;
+
+@ContextConfiguration(locations = "classpath:alfresco-elasticsearch-context.xml",
+        initializers = AlfrescoStackInitializer.class)
+public class ElasticsearchCategoriesCountTests extends AbstractTestNGSpringContextTests
+{
+    protected static final String INCLUDE_COUNT_PARAM = "count";
+    protected static final String ROOT_CATEGORY_ID = "-root-";
+    protected static final String CATEGORY_NAME_PREFIX = "CategoryName";
+    protected static final String FIELD_NAME = "name";
+    protected static final String FIELD_ID = "id";
+    protected static final String FIELD_COUNT = "count";
+
+    @Autowired
+    private ServerHealth serverHealth;
+    @Autowired
+    private DataUser dataUser;
+    @Autowired
+    private DataSite dataSite;
+    @Autowired
+    private DataContent dataContent;
+    @Autowired
+    private RestWrapper restClient;
+
+    private UserModel user;
+    private SiteModel site;
+    private RestCategoryModel categoryLinkedWithFolder;
+    private RestCategoryModel categoryLinkedWithFile;
+    private RestCategoryModel categoryLinkedWithBoth;
+    private RestCategoryModel notLinkedCategory;
+
+    @BeforeClass(alwaysRun = true)
+    public void dataPreparation() throws InterruptedException
+    {
+        serverHealth.assertServerIsOnline();
+
+        STEP("Create user and site");
+        user = dataUser.createRandomTestUser();
+        site = dataSite.usingUser(user).createPublicRandomSite();
+
+        STEP("Create a folder, file in it and few categories");
+        final FolderModel folder = dataContent.usingUser(user).usingSite(site).createFolder();
+        final FileModel file = dataContent.usingUser(user).usingResource(folder).createContent(CMISUtil.DocumentType.TEXT_PLAIN);
+        categoryLinkedWithFolder = prepareCategoryUnderRoot();
+        categoryLinkedWithFile = prepareCategoryUnderRoot();
+        categoryLinkedWithBoth = prepareCategoryUnder(prepareCategoryUnderRoot());
+        notLinkedCategory = prepareCategoryUnderRoot();
+
+        STEP("Link folder and file to categories");
+        linkContentToCategories(folder, categoryLinkedWithFolder, categoryLinkedWithBoth);
+        linkContentToCategories(file, categoryLinkedWithFile, categoryLinkedWithBoth);
+
+        STEP("Wait for indexing to complete");
+        Utility.sleep(500, 60000, () -> restClient.authenticateUser(user)
+                .withCoreAPI()
+                .usingCategory(categoryLinkedWithBoth)
+                .include(INCLUDE_COUNT_PARAM)
+                .getCategory()
+                .assertThat()
+                .field(FIELD_COUNT)
+                .is(2));
+    }
+
+    @AfterClass
+    public void dataCleanup()
+    {
+        STEP("Remove site and user");
+        dataSite.usingUser(user).deleteSite(site);
+        dataUser.deleteUser(user);
+    }
+
+    /**
+     * Verify count for a category linked with file and folder.
+     */
+    @Test(groups = {TestGroup.REST_API})
+    public void testGetCategoryById_includeCount()
+    {
+        STEP("Get linked category and verify if count is higher than 0");
+        final RestCategoryModel actualCategory = restClient.authenticateUser(user)
+                .withCoreAPI()
+                .usingCategory(categoryLinkedWithBoth)
+                .include(INCLUDE_COUNT_PARAM)
+                .getCategory();
+
+        restClient.assertStatusCodeIs(OK);
+        actualCategory.assertThat().field(FIELD_ID).is(categoryLinkedWithBoth.getId());
+        actualCategory.assertThat().field(FIELD_COUNT).is(2);
+    }
+
+    /**
+     * Verify count for a category not linked with any content.
+     */
+    @Test(groups = {TestGroup.REST_API})
+    public void testGetCategoryById_includeCountForNonLinkedCategory()
+    {
+        STEP("Get non-linked category and verify if count is 0");
+        final RestCategoryModel actualCategory = restClient.authenticateUser(user)
+                .withCoreAPI()
+                .usingCategory(notLinkedCategory)
+                .include(INCLUDE_COUNT_PARAM)
+                .getCategory();
+
+        restClient.assertStatusCodeIs(OK);
+        actualCategory.assertThat().field(FIELD_ID).is(notLinkedCategory.getId());
+        actualCategory.assertThat().field(FIELD_COUNT).is(0);
+    }
+
+    /**
+     * Verify count for three categories: linked with file, linked with folder and third not linked to any content.
+     */
+    @Test(groups = {TestGroup.REST_API})
+    public void testGetCategories_includeCount()
+    {
+        STEP("Get few categories and verify its counts");
+        final RestCategoryModel parentCategory = createCategoryModelWithId(ROOT_CATEGORY_ID);
+        final RestCategoryModelsCollection actualCategories = restClient.authenticateUser(user)
+                .withCoreAPI()
+                .usingCategory(parentCategory)
+                .include(INCLUDE_COUNT_PARAM)
+                .getCategoryChildren();
+
+        restClient.assertStatusCodeIs(OK);
+        assertTrue(actualCategories.getEntries().stream()
+                .map(RestCategoryModel::onModel)
+                .anyMatch(category -> category.getId().equals(categoryLinkedWithFolder.getId()) && category.getCount() == 1));
+        assertTrue(actualCategories.getEntries().stream()
+                .map(RestCategoryModel::onModel)
+                .anyMatch(category -> category.getId().equals(categoryLinkedWithFile.getId()) && category.getCount() == 1));
+        assertTrue(actualCategories.getEntries().stream()
+                .map(RestCategoryModel::onModel)
+                .anyMatch(category -> category.getId().equals(notLinkedCategory.getId()) && category.getCount() == 0));
+    }
+
+    /**
+     * Create category and verify that its count is 0.
+     */
+    @Test(groups = {TestGroup.REST_API})
+    public void testCreateCategory_includingCount()
+    {
+        STEP("Create a category under root and verify if count is 0");
+        final String categoryName = getRandomName("Category");
+        final RestCategoryModel rootCategory = createCategoryModelWithId(ROOT_CATEGORY_ID);
+        final RestCategoryModel aCategory = createCategoryModelWithName(categoryName);
+        final RestCategoryModel createdCategory = restClient.authenticateUser(dataUser.getAdminUser())
+                .withCoreAPI()
+                .include(INCLUDE_COUNT_PARAM)
+                .usingCategory(rootCategory)
+                .createSingleCategory(aCategory);
+
+        STEP("Create a category under root category (as admin)");
+        restClient.assertStatusCodeIs(CREATED);
+        createdCategory.assertThat().field(FIELD_NAME).is(categoryName);
+        createdCategory.assertThat().field(FIELD_COUNT).is(0);
+    }
+
+    /**
+     * Update category linked to file and folder and verify that its count is 2.
+     */
+    @Test(groups = {TestGroup.REST_API})
+    public void testUpdateCategory_includeCount()
+    {
+        STEP("Update linked category and verify if count is higher than 0");
+        final String categoryNewName = getRandomName("NewCategoryName");
+        final RestCategoryModel fixedCategoryModel = createCategoryModelWithName(categoryNewName);
+        final RestCategoryModel updatedCategory = restClient.authenticateUser(dataUser.getAdminUser())
+                .withCoreAPI()
+                .usingCategory(categoryLinkedWithBoth)
+                .include(INCLUDE_COUNT_PARAM)
+                .updateCategory(fixedCategoryModel);
+
+        restClient.assertStatusCodeIs(OK);
+        updatedCategory.assertThat().field(FIELD_ID).is(categoryLinkedWithBoth.getId());
+        updatedCategory.assertThat().field(FIELD_COUNT).is(2);
+    }
+
+    /**
+     * Update category not linked to any content and verify that its count is 0.
+     */
+    @Test(groups = {TestGroup.REST_API})
+    public void testUpdateCategory_includeCountForNonLinkedCategory()
+    {
+        STEP("Update non-linked category and verify if count is 0");
+        final String categoryNewName = getRandomName("NewCategoryName");
+        final RestCategoryModel fixedCategoryModel = createCategoryModelWithName(categoryNewName);
+        final RestCategoryModel updatedCategory = restClient.authenticateUser(dataUser.getAdminUser())
+                .withCoreAPI()
+                .usingCategory(notLinkedCategory)
+                .include(INCLUDE_COUNT_PARAM)
+                .updateCategory(fixedCategoryModel);
+
+        restClient.assertStatusCodeIs(OK);
+        updatedCategory.assertThat().field(FIELD_ID).is(notLinkedCategory.getId());
+        updatedCategory.assertThat().field(FIELD_COUNT).is(0);
+    }
+
+    private RestCategoryModelsCollection linkContentToCategories(final RepoTestModel node, final RestCategoryModel... categories)
+    {
+        final List<RestCategoryLinkBodyModel> categoryLinkModels = Arrays.stream(categories)
+                .map(RestCategoryModel::getId)
+                .map(this::createCategoryLinkModelWithId)
+                .collect(Collectors.toList());
+        final RestCategoryModelsCollection linkedCategories = restClient.authenticateUser(user).withCoreAPI().usingNode(node).linkToCategories(categoryLinkModels);
+
+        restClient.assertStatusCodeIs(CREATED);
+
+        return linkedCategories;
+    }
+
+    private RestCategoryModel prepareCategoryUnderRoot()
+    {
+        return prepareCategoryUnder(createCategoryModelWithId(ROOT_CATEGORY_ID));
+    }
+
+    private RestCategoryModel prepareCategoryUnder(final RestCategoryModel parentCategory)
+    {
+        final RestCategoryModel categoryModel = createCategoryModelWithName(getRandomName(CATEGORY_NAME_PREFIX));
+        final RestCategoryModel createdCategory = restClient.authenticateUser(dataUser.getAdminUser())
+                .withCoreAPI()
+                .usingCategory(parentCategory)
+                .createSingleCategory(categoryModel);
+        restClient.assertStatusCodeIs(CREATED);
+
+        return createdCategory;
+    }
+
+    private RestCategoryModel createCategoryModelWithId(final String id)
+    {
+        return createCategoryModelWithIdAndName(id, null);
+    }
+
+    private RestCategoryModel createCategoryModelWithName(final String name)
+    {
+        return createCategoryModelWithIdAndName(null, name);
+    }
+
+    private RestCategoryModel createCategoryModelWithIdAndName(final String id, final String name)
+    {
+        return RestCategoryModel.builder()
+                .id(id)
+                .name(name)
+                .create();
+    }
+
+    private RestCategoryLinkBodyModel createCategoryLinkModelWithId(final String id)
+    {
+        return RestCategoryLinkBodyModel.builder()
+                .categoryId(id)
+                .create();
+    }
+}
@@ -0,0 +1,250 @@
+/*
+ * #%L
+ * Alfresco Tas Elasticsearch
+ * %%
+ * Copyright (C) 2026 Alfresco Software Limited
+ * %%
+ * This file is part of the Alfresco software.
+ * If the software was purchased under a paid Alfresco license, the terms of
+ * the paid license agreement will prevail.  Otherwise, the software is
+ * provided under the following open source license terms:
+ *
+ * Alfresco is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Alfresco is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
+ * #L%
+ */
+package org.alfresco.elasticsearch;
+
+import static org.alfresco.utility.report.log.Step.STEP;
+
+import java.util.Set;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.HttpStatus;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.testng.AbstractTestNGSpringContextTests;
+import org.testng.annotations.AfterClass;
+import org.testng.annotations.BeforeClass;
+import org.testng.annotations.Test;
+
+import org.alfresco.dataprep.CMISUtil;
+import org.alfresco.rest.core.RestWrapper;
+import org.alfresco.rest.model.RestTagModel;
+import org.alfresco.rest.model.RestTagModelsCollection;
+import org.alfresco.tas.AlfrescoStackInitializer;
+import org.alfresco.utility.Utility;
+import org.alfresco.utility.data.DataContent;
+import org.alfresco.utility.data.DataSite;
+import org.alfresco.utility.data.DataUser;
+import org.alfresco.utility.data.RandomData;
+import org.alfresco.utility.model.FileModel;
+import org.alfresco.utility.model.SiteModel;
+import org.alfresco.utility.model.TestGroup;
+import org.alfresco.utility.model.UserModel;
+import org.alfresco.utility.network.ServerHealth;
+
+/**
+ * Tests to verify batch indexing of tags using Elasticsearch.
+ */
+@ContextConfiguration(locations = "classpath:alfresco-elasticsearch-context.xml",
+        initializers = AlfrescoStackInitializer.class)
+public class ElasticsearchGetTagsTests extends AbstractTestNGSpringContextTests
+{
+
+    @Autowired
+    private ServerHealth serverHealth;
+    @Autowired
+    private DataUser dataUser;
+    @Autowired
+    private DataSite dataSite;
+    @Autowired
+    private DataContent dataContent;
+    @Autowired
+    private RestWrapper restClient;
+
+    private UserModel user;
+    private SiteModel site;
+    private RestTagModel apple, banana, pineapple, winegrape, grapefruit, orange;
+
+    @BeforeClass(alwaysRun = true)
+    public void dataPreparation() throws InterruptedException
+    {
+        serverHealth.isServerReachable();
+        serverHealth.assertServerIsOnline();
+
+        STEP("Create user and site");
+        user = dataUser.createRandomTestUser();
+        site = dataSite.usingUser(user).createPublicRandomSite();
+        final FileModel document = dataContent.usingAdmin().usingSite(site).createContent(CMISUtil.DocumentType.TEXT_PLAIN);
+
+        STEP("Create few tags");
+        apple = restClient.authenticateUser(dataUser.getAdminUser()).withCoreAPI()
+                .createSingleTag(RestTagModel.builder().tag(RandomData.getRandomName("apple")).create());
+        banana = restClient.authenticateUser(dataUser.getAdminUser()).withCoreAPI()
+                .createSingleTag(RestTagModel.builder().tag(RandomData.getRandomName("banana")).create());
+        pineapple = restClient.authenticateUser(dataUser.getAdminUser()).withCoreAPI()
+                .createSingleTag(RestTagModel.builder().tag(RandomData.getRandomName("pineapple")).create());
+        winegrape = restClient.authenticateUser(dataUser.getAdminUser()).withCoreAPI()
+                .createSingleTag(RestTagModel.builder().tag(RandomData.getRandomName("winegrape")).create());
+        grapefruit = restClient.authenticateUser(dataUser.getAdminUser()).withCoreAPI()
+                .createSingleTag(RestTagModel.builder().tag(RandomData.getRandomName("grapefruit")).create());
+        orange = restClient.authenticateUser(dataUser.getAdminUser()).withCoreAPI()
+                .createSingleTag(RestTagModel.builder().tag(RandomData.getRandomName("orange")).create());
+
+        STEP("Wait for indexing to complete");
+        Utility.sleep(500, 60000, () -> restClient.authenticateUser(dataUser.getAdminUser())
+                .withParams("where=(tag MATCHES ('oran*'))")
+                .withCoreAPI()
+                .getTags()
+                .assertThat()
+                .entrySetContains("tag", orange.getTag().toLowerCase()));
+
+        // Step 2: now attach apple to document - tag node is guaranteed to be in ES
+        STEP("Attach apple tag to document");
+        restClient.authenticateUser(user).withCoreAPI().usingResource(document)
+                .addTag(apple.getTag());
+    }
+
+    @AfterClass
+    public void dataCleanup()
+    {
+        STEP("Remove created tags");
+        restClient.authenticateUser(dataUser.getAdminUser()).withCoreAPI().usingTag(apple).deleteTag();
+        restClient.authenticateUser(dataUser.getAdminUser()).withCoreAPI().usingTag(banana).deleteTag();
+        restClient.authenticateUser(dataUser.getAdminUser()).withCoreAPI().usingTag(pineapple).deleteTag();
+        restClient.authenticateUser(dataUser.getAdminUser()).withCoreAPI().usingTag(winegrape).deleteTag();
+        restClient.authenticateUser(dataUser.getAdminUser()).withCoreAPI().usingTag(grapefruit).deleteTag();
+        restClient.authenticateUser(dataUser.getAdminUser()).withCoreAPI().usingTag(orange).deleteTag();
+
+        STEP("Remove site and user");
+        dataSite.usingUser(user).deleteSite(site);
+        dataUser.deleteUser(user);
+    }
+
+    /**
+     * Verify if exact name filter can be applied.
+     */
+    @Test(groups = {TestGroup.REST_API, TestGroup.TAGS, TestGroup.REGRESSION})
+    public void testGetTags_withSingleNameFilter()
+    {
+        STEP("Get tags with names filter using EQUALS and expect one item in result");
+        final RestTagModelsCollection returnedCollection = restClient.authenticateUser(user)
+                .withParams("where=(tag='" + apple.getTag() + "')")
+                .withCoreAPI()
+                .getTags();
+
+        restClient.assertStatusCodeIs(HttpStatus.OK);
+        returnedCollection.assertThat()
+                .entrySetMatches("tag", Set.of(apple.getTag().toLowerCase()));
+    }
+
+    /**
+     * Verify if multiple names can be applied as a filter.
+     */
+    @Test(groups = {TestGroup.REST_API, TestGroup.TAGS, TestGroup.REGRESSION})
+    public void testGetTags_withTwoNameFilters()
+    {
+        STEP("Get tags with names filter using IN and expect two items in result");
+        final RestTagModelsCollection returnedCollection = restClient.authenticateUser(user)
+                .withParams("where=(tag IN ('" + apple.getTag() + "', '" + banana.getTag() + "'))")
+                .withCoreAPI()
+                .getTags();
+
+        restClient.assertStatusCodeIs(HttpStatus.OK);
+        returnedCollection.assertThat()
+                .entrySetMatches("tag", Set.of(apple.getTag().toLowerCase(), banana.getTag().toLowerCase()));
+    }
+
+    /**
+     * Verify if alike name filter can be applied.
+     */
+    @Test(groups = {TestGroup.REST_API, TestGroup.TAGS, TestGroup.REGRESSION})
+    public void testGetTags_whichNamesStartsWithOrphan()
+    {
+        STEP("Get tags with names filter using MATCHES and expect one item in result");
+        final RestTagModelsCollection returnedCollection = restClient.authenticateUser(user)
+                .withParams("where=(tag MATCHES ('*an*'))")
+                .withCoreAPI()
+                .getTags();
+
+        restClient.assertStatusCodeIs(HttpStatus.OK);
+        returnedCollection.assertThat()
+                .entrySetContains("tag", banana.getTag().toLowerCase(), orange.getTag().toLowerCase());
+    }
+
+    /**
+     * Verify that tags can be filtered by exact name and alike name at the same time.
+     */
+    @Test(groups = {TestGroup.REST_API, TestGroup.TAGS, TestGroup.REGRESSION})
+    public void testGetTags_withExactNameAndAlikeFilters()
+    {
+        STEP("Get tags with names filter using EQUALS and MATCHES and expect three items in result");
+        final RestTagModelsCollection returnedCollection = restClient.authenticateUser(user)
+                .withParams("where=(tag='" + orange.getTag() + "' OR tag MATCHES ('*grape*'))")
+                .withCoreAPI()
+                .getTags();
+
+        restClient.assertStatusCodeIs(HttpStatus.OK);
+        returnedCollection.assertThat()
+                .entrySetMatches("tag", Set.of(orange.getTag().toLowerCase(), grapefruit.getTag().toLowerCase(), winegrape.getTag().toLowerCase()));
+    }
+
+    /**
+     * Verify if multiple alike filters can be applied.
+     */
+    @Test(groups = {TestGroup.REST_API, TestGroup.TAGS, TestGroup.REGRESSION})
+    public void testGetTags_withTwoAlikeFilters()
+    {
+        STEP("Get tags applying names filter using MATCHES twice and expect three items in result");
+        final RestTagModelsCollection returnedCollection = restClient.authenticateUser(user)
+                .withParams("where=(tag MATCHES ('*apple*') OR tag MATCHES ('grape*'))")
+                .withCoreAPI()
+                .getTags();
+
+        restClient.assertStatusCodeIs(HttpStatus.OK);
+        returnedCollection.assertThat()
+                .entrySetMatches("tag", Set.of(apple.getTag().toLowerCase(), pineapple.getTag().toLowerCase(), grapefruit.getTag().toLowerCase()));
+    }
+
+    /**
+     * Verify that providing incorrect field name in where query will result with 400 (Bad Request).
+     */
+    @Test(groups = {TestGroup.REST_API, TestGroup.TAGS, TestGroup.REGRESSION})
+    public void testGetTags_withWrongWherePropertyNameAndExpect400()
+    {
+        STEP("Try to get tags with names filter using EQUALS and wrong property name and expect 400");
+        restClient.authenticateUser(user)
+                .withParams("where=(name=apple)")
+                .withCoreAPI()
+                .getTags();
+
+        restClient.assertStatusCodeIs(HttpStatus.BAD_REQUEST)
+                .assertLastError().containsSummary("Where query error: property with name: name is not expected");
+    }
+
+    /**
+     * Verify tht AND operator is not supported in where query and expect 400 (Bad Request).
+     */
+    @Test(groups = {TestGroup.REST_API, TestGroup.TAGS, TestGroup.REGRESSION})
+    public void testGetTags_queryAndOperatorNotSupported()
+    {
+        STEP("Try to get tags applying names filter using AND operator and expect 400");
+        restClient.authenticateUser(user)
+                .withParams("where=(tag=apple AND tag IN ('banana', 'melon'))")
+                .withCoreAPI()
+                .getTags();
+
+        restClient.assertStatusCodeIs(HttpStatus.BAD_REQUEST)
+                .assertLastError().containsSummary("An invalid WHERE query was received. Unsupported Predicate");
+    }
+}
@@ -0,0 +1,266 @@
+/*
+ * #%L
+ * Alfresco Tas Elasticsearch
+ * %%
+ * Copyright (C) 2026 Alfresco Software Limited
+ * %%
+ * This file is part of the Alfresco software.
+ * If the software was purchased under a paid Alfresco license, the terms of
+ * the paid license agreement will prevail.  Otherwise, the software is
+ * provided under the following open source license terms:
+ *
+ * Alfresco is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Alfresco is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
+ * #L%
+ */
+package org.alfresco.elasticsearch;
+
+import static java.util.Objects.requireNonNull;
+import static java.util.Optional.ofNullable;
+import static java.util.function.Predicate.not;
+import static java.util.stream.Collectors.joining;
+import static java.util.stream.Stream.concat;
+import static java.util.stream.Stream.of;
+
+import static org.apache.http.entity.ContentType.APPLICATION_JSON;
+import static org.assertj.core.api.Assertions.assertThat;
+
+import static org.alfresco.elasticsearch.SearchQueryService.req;
+
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.net.URI;
+import java.nio.charset.Charset;
+import java.nio.charset.StandardCharsets;
+import java.util.Collection;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+import java.util.UUID;
+
+import com.google.common.io.CharStreams;
+import com.google.gson.Gson;
+import org.apache.http.HeaderElement;
+import org.apache.http.HttpEntity;
+import org.apache.http.HttpResponse;
+import org.apache.http.NameValuePair;
+import org.apache.http.client.methods.HttpPost;
+import org.apache.http.client.methods.HttpPut;
+import org.apache.http.client.methods.HttpRequestBase;
+import org.apache.http.entity.StringEntity;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.testng.AbstractTestNGSpringContextTests;
+import org.testng.annotations.AfterClass;
+import org.testng.annotations.BeforeClass;
+import org.testng.annotations.Test;
+
+import org.alfresco.dataprep.AlfrescoHttpClient;
+import org.alfresco.dataprep.AlfrescoHttpClientFactory;
+import org.alfresco.rest.search.SearchRequest;
+import org.alfresco.tas.AlfrescoStackInitializer;
+import org.alfresco.utility.data.DataUser;
+
+@ContextConfiguration(locations = "classpath:alfresco-elasticsearch-context.xml",
+        initializers = AlfrescoStackInitializer.class)
+public class ElasticsearchIsUnsetTest extends AbstractTestNGSpringContextTests
+{
+    private static final String CM_TITLED_ASPECT = "cm:titled";
+    private static final String CM_TITLE_PROPERTY = "cm:title";
+    private static final String CM_DESCRIPTION_PROPERTY = "cm:description";
+
+    private final Gson gson = new Gson();
+
+    @Autowired
+    SearchQueryService searchQueryService;
+
+    @Autowired
+    private AlfrescoHttpClientFactory alfrescoHttpClientFactory;
+
+    @Autowired
+    private DataUser dataUser;
+
+    private AlfrescoHttpClient alfrescoClient;
+    private AlfNode testNode;
+
+    @BeforeClass
+    public void setUp() throws IOException
+    {
+        alfrescoClient = alfrescoHttpClientFactory.getObject();
+        testNode = createNodeWithTitleButWithoutDescription();
+    }
+
+    @AfterClass
+    public void tearDown()
+    {
+        alfrescoClient.close();
+    }
+
+    @Test
+    public void testElasticsearchIsUnsetQuery() throws Exception
+    {
+        assertNodeIsReadyForTesting();
+
+        // cm:title is set, we should have no result
+        shouldNotFindNode("ISUNSET:\"" + CM_TITLE_PROPERTY + "\"");
+        shouldFindNode("NOT ISUNSET:\"" + CM_TITLE_PROPERTY + "\"");
+
+        // cm:description is not set, we should have a result
+        shouldFindNode("ISUNSET:\"" + CM_DESCRIPTION_PROPERTY + "\"");
+        shouldNotFindNode("NOT ISUNSET:\"" + CM_DESCRIPTION_PROPERTY + "\"");
+
+        removeCmTitledAspect();
+
+        // ISUNSET is type aware, no cm:titled aspect so no result
+        shouldNotFindNode("ISUNSET:\"" + CM_TITLE_PROPERTY + "\"");
+        shouldNotFindNode("ISUNSET:\"" + CM_DESCRIPTION_PROPERTY + "\"");
+        shouldFindNode("NOT ISUNSET:\"" + CM_TITLE_PROPERTY + "\"");
+        shouldFindNode("NOT ISUNSET:\"" + CM_DESCRIPTION_PROPERTY + "\"");
+
+        restoreCmTitledAspect();
+
+        // cm:titled aspect is back but cm:title property has been "unset"
+        shouldFindNode("ISUNSET:\"" + CM_TITLE_PROPERTY + "\"");
+        shouldFindNode("ISUNSET:\"" + CM_DESCRIPTION_PROPERTY + "\"");
+        shouldNotFindNode("NOT ISUNSET:\"" + CM_TITLE_PROPERTY + "\"");
+        shouldNotFindNode("NOT ISUNSET:\"" + CM_DESCRIPTION_PROPERTY + "\"");
+    }
+
+    private void restoreCmTitledAspect() throws IOException
+    {
+        setAspects(testNode.getAspects());
+    }
+
+    private void removeCmTitledAspect() throws IOException
+    {
+        final List<String> noCmTitled = testNode.getAspects().stream().filter(not(CM_TITLED_ASPECT::equals)).toList();
+        setAspects(noCmTitled);
+    }
+
+    private void assertNodeIsReadyForTesting()
+    {
+        assertThat(testNode.getAspects()).contains(CM_TITLED_ASPECT);
+        shouldFindNode();
+    }
+
+    private void shouldFindNode(String... conjunctions)
+    {
+        searchQueryService.expectResultsInclude(searchByName(conjunctions), dataUser.getAdminUser(), testNode.getName());
+    }
+
+    private void shouldNotFindNode(String... conjunctions)
+    {
+        searchQueryService.expectNoResultsFromQuery(searchByName(conjunctions), dataUser.getAdminUser());
+    }
+
+    private SearchRequest searchByName(String... conjunctions)
+    {
+        return req(concat(of("cm:name:\"" + testNode.getName() + "\""), of(conjunctions)).collect(joining(" AND ")));
+    }
+
+    private void setAspects(Collection<String> aspectsToSet) throws IOException
+    {
+        final URI nodeURI = URI.create(alfrescoClient.getApiVersionUrl()).resolve("nodes/" + testNode.getId());
+        final HttpPut putRequest = new HttpPut(nodeURI);
+
+        final String jsonBody = toJsonString(Map.of("aspectNames", aspectsToSet));
+        putRequest.setEntity(new StringEntity(jsonBody, APPLICATION_JSON));
+
+        nodeApiRequest(putRequest, 200);
+    }
+
+    private AlfNode createNodeWithTitleButWithoutDescription() throws IOException
+    {
+        final URI parentURI = URI.create(alfrescoClient.getApiVersionUrl()).resolve("nodes/-my-/children");
+        final HttpPost postRequest = new HttpPost(parentURI);
+        final String jsonBody = toJsonString(
+                Map.of("name", uniqueName(),
+                        "nodeType", "cm:content",
+                        "properties", Map.of("cm:title", "UnsetTestingDocument")));
+        postRequest.setEntity(new StringEntity(jsonBody, APPLICATION_JSON));
+
+        return nodeApiRequest(postRequest, 201);
+    }
+
+    private AlfNode nodeApiRequest(HttpRequestBase request, int expectedResponseCode) throws IOException
+    {
+        final HttpResponse response = alfrescoClient.executeAsAdmin(request);
+        assertThat(response.getStatusLine().getStatusCode()).isEqualTo(expectedResponseCode);
+
+        final HttpEntity entity = response.getEntity();
+        assertThat(entity).isNotNull();
+        assertThat(entity.getContentType()).isNotNull();
+        assertThat(entity.getContentType().getElements()).hasSize(1);
+
+        final HeaderElement contentTypeHeader = entity.getContentType().getElements()[0];
+        assertThat(contentTypeHeader.getName()).isEqualTo(APPLICATION_JSON.getMimeType());
+
+        final Charset contentCharset = ofNullable(contentTypeHeader.getParameterByName("charset"))
+                .map(NameValuePair::getValue)
+                .map(Charset::forName)
+                .orElse(StandardCharsets.UTF_8);
+
+        try (var reader = new InputStreamReader(entity.getContent(), contentCharset))
+        {
+            return asNode((Map<String, ?>) fromJsonString(CharStreams.toString(reader)).get("entry"));
+        }
+    }
+
+    private AlfNode asNode(Map<String, ?> map)
+    {
+        return new AlfNode(map);
+    }
+
+    private String uniqueName()
+    {
+        return "Name-" + UUID.randomUUID();
+    }
+
+    private String toJsonString(Map<String, ?> map)
+    {
+        return gson.toJson(map);
+    }
+
+    private Map<String, ?> fromJsonString(String string)
+    {
+        return gson.fromJson(string, Map.class);
+    }
+
+    private static class AlfNode
+    {
+        private final Map<String, ?> nodeMap;
+
+        private AlfNode(Map<String, ?> nodeMap)
+        {
+            this.nodeMap = requireNonNull(nodeMap);
+        }
+
+        public String getId()
+        {
+            return requireNonNull((String) nodeMap.get("id"));
+        }
+
+        public Set<String> getAspects()
+        {
+            return ofNullable(nodeMap.get("aspectNames"))
+                    .map(c -> (Collection<String>) c)
+                    .map(Set::copyOf)
+                    .orElseGet(Set::of);
+        }
+
+        public String getName()
+        {
+            return (String) nodeMap.get("name");
+        }
+    }
+}
@@ -0,0 +1,139 @@
+/*
+ * #%L
+ * Alfresco Tas Elasticsearch
+ * %%
+ * Copyright (C) 2026 Alfresco Software Limited
+ * %%
+ * This file is part of the Alfresco software.
+ * If the software was purchased under a paid Alfresco license, the terms of
+ * the paid license agreement will prevail.  Otherwise, the software is
+ * provided under the following open source license terms:
+ *
+ * Alfresco is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Alfresco is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
+ * #L%
+ */
+package org.alfresco.elasticsearch;
+
+import static org.alfresco.elasticsearch.SearchQueryService.req;
+import static org.alfresco.tas.TestDataUtility.getAlphabeticUUID;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.testng.AbstractTestNGSpringContextTests;
+import org.testng.annotations.BeforeClass;
+import org.testng.annotations.Test;
+
+import org.alfresco.rest.search.RestRequestLimitsModel;
+import org.alfresco.rest.search.SearchRequest;
+import org.alfresco.tas.AlfrescoStackInitializer;
+import org.alfresco.utility.constants.UserRole;
+import org.alfresco.utility.data.DataContent;
+import org.alfresco.utility.data.DataSite;
+import org.alfresco.utility.data.DataUser;
+import org.alfresco.utility.model.FileModel;
+import org.alfresco.utility.model.FileType;
+import org.alfresco.utility.model.SiteModel;
+import org.alfresco.utility.model.TestGroup;
+import org.alfresco.utility.model.UserModel;
+import org.alfresco.utility.network.ServerHealth;
+
+@ContextConfiguration(locations = "classpath:alfresco-elasticsearch-context.xml", initializers = AlfrescoStackInitializer.class)
+/**
+ * In this test we are verifying the Track Total Hits feature
+ */
+public class ElasticsearchLimitTests extends AbstractTestNGSpringContextTests
+{
+    private static final String PREFIX = getAlphabeticUUID() + "_";
+    private static final int TOTAL_DOCUMENT_COUNT = 20;
+
+    @Autowired
+    private DataUser dataUser;
+
+    @Autowired
+    private DataContent dataContent;
+
+    @Autowired
+    private DataSite dataSite;
+
+    @Autowired
+    private ServerHealth serverHealth;
+
+    @Autowired
+    protected SearchQueryService searchQueryService;
+
+    private UserModel userSite1;
+    private SiteModel siteModel1;
+
+    @BeforeClass(alwaysRun = true)
+    public void dataPreparation()
+    {
+        serverHealth.assertServerIsOnline();
+
+        userSite1 = dataUser.createRandomTestUser();
+
+        siteModel1 = dataSite.usingUser(userSite1).createPrivateRandomSite();
+
+        dataUser.addUserToSite(userSite1, siteModel1, UserRole.SiteContributor);
+
+        for (int i = 0; i < TOTAL_DOCUMENT_COUNT; i++)
+        {
+            createContent(PREFIX + i + ".txt", "Document " + i, siteModel1, userSite1);
+        }
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void searchUsingTotalHitsLimitDefaultValue()
+    {
+        SearchRequest request = req("cm:name:" + PREFIX + "*.txt");
+
+        // Without setting limits, we should get all up to 10k
+        searchQueryService.expectTotalHitsFromQuery(request, userSite1, TOTAL_DOCUMENT_COUNT);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void searchUsingTotalHitsLimitZeroShouldDefault()
+    {
+        SearchRequest request = req("cm:name:" + PREFIX + "*.txt");
+
+        // Setting trackTotalHitsLimit to 0 should behave as not setting it, counting all up to 10k
+        request.setLimits(new RestRequestLimitsModel(null, null, 0));
+        searchQueryService.expectTotalHitsFromQuery(request, userSite1, TOTAL_DOCUMENT_COUNT);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void searchUsingTotalHitsLimit()
+    {
+        SearchRequest request = req("cm:name:" + PREFIX + "*.txt");
+
+        // Setting trackTotalHitsLimit to 10 should only count up to 10
+        request.setLimits(new RestRequestLimitsModel(null, null, 10));
+        searchQueryService.expectTotalHitsFromQuery(request, userSite1, 10);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void searchUsingTotalHitsUnlimited()
+    {
+        SearchRequest request = req("cm:name:" + PREFIX + "*.txt");
+
+        // Setting trackTotalHitsLimit to -1 should only count up to max int
+        request.setLimits(new RestRequestLimitsModel(null, null, -1));
+        searchQueryService.expectTotalHitsFromQuery(request, userSite1, TOTAL_DOCUMENT_COUNT);
+    }
+
+    private FileModel createContent(String filename, String content, SiteModel site, UserModel user)
+    {
+        FileModel fileModel = new FileModel(filename, FileType.TEXT_PLAIN, content);
+        return dataContent.usingUser(user).usingSite(site).createContent(fileModel);
+    }
+}
@@ -0,0 +1,263 @@
+/*
+ * #%L
+ * Alfresco Tas Elasticsearch
+ * %%
+ * Copyright (C) 2026 Alfresco Software Limited
+ * %%
+ * This file is part of the Alfresco software.
+ * If the software was purchased under a paid Alfresco license, the terms of
+ * the paid license agreement will prevail.  Otherwise, the software is
+ * provided under the following open source license terms:
+ *
+ * Alfresco is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Alfresco is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
+ * #L%
+ */
+package org.alfresco.elasticsearch;
+
+import static java.util.Arrays.asList;
+
+import static org.alfresco.elasticsearch.SearchQueryService.req;
+import static org.alfresco.tas.TestDataUtility.getAlphabeticUUID;
+
+import java.util.Map;
+import java.util.function.Predicate;
+
+import org.apache.http.HttpResponse;
+import org.apache.http.client.methods.HttpPost;
+import org.json.simple.JSONObject;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.testng.AbstractTestNGSpringContextTests;
+import org.testng.annotations.BeforeClass;
+import org.testng.annotations.Test;
+
+import org.alfresco.dataprep.AlfrescoHttpClient;
+import org.alfresco.dataprep.AlfrescoHttpClientFactory;
+import org.alfresco.rest.search.RestRequestQueryModel;
+import org.alfresco.rest.search.SearchNodeModel;
+import org.alfresco.rest.search.SearchRequest;
+import org.alfresco.tas.AlfrescoStackInitializer;
+import org.alfresco.utility.constants.UserRole;
+import org.alfresco.utility.data.DataContent;
+import org.alfresco.utility.data.DataSite;
+import org.alfresco.utility.data.DataUser;
+import org.alfresco.utility.model.FileModel;
+import org.alfresco.utility.model.FileType;
+import org.alfresco.utility.model.SiteModel;
+import org.alfresco.utility.model.TestGroup;
+import org.alfresco.utility.model.UserModel;
+import org.alfresco.utility.network.ServerHealth;
+
+@ContextConfiguration(locations = "classpath:alfresco-elasticsearch-context.xml",
+        initializers = AlfrescoStackInitializer.class)
+/**
+ * In this test we are verifying end-to-end the indexing and search in Elasticsearch. In order to test ACLs we created 2 sites and 3 users.
+ */
+public class ElasticsearchLiveIndexingTests extends AbstractTestNGSpringContextTests
+{
+    private static final String PREFIX = getAlphabeticUUID() + "_";
+    private static final String UNIQUE_WORD = getAlphabeticUUID();
+    private static final String FILE_0_NAME = PREFIX + "test.txt";
+    private static final String FILE_1_NAME = PREFIX + "another.txt";
+    private static final String FILE_2_NAME = PREFIX + "user1.txt";
+    private static final String FILE_3_NAME = PREFIX + "user1Old.txt";
+    public static final String BEFORE_1970_TXT = "before1970.txt";
+
+    @Autowired
+    private DataUser dataUser;
+
+    @Autowired
+    private DataContent dataContent;
+
+    @Autowired
+    private DataSite dataSite;
+
+    @Autowired
+    private AlfrescoHttpClientFactory alfrescoHttpClientFactory;
+
+    @Autowired
+    private ServerHealth serverHealth;
+
+    @Autowired
+    protected SearchQueryService searchQueryService;
+
+    private UserModel userSite1;
+    private UserModel userSite2;
+    private UserModel userMultiSite;
+    private SiteModel siteModel1;
+    private SiteModel siteModel2;
+
+    /**
+     * Data will be prepared using the schema below:
+     * <p>
+     * Site1: - Users: userSite1, userMultiSite - Documents: FILE_0_NAME (owner: userSite1), FILE_1_NAME (owner: userSite1), FILE_3_NAME (owner: userSite2)
+     * <p>
+     * Site2: - Users: userSite2, userMultiSite - Documents: FILE_2_NAME (owner: userSite2)
+     */
+    @BeforeClass(alwaysRun = true)
+    public void dataPreparation()
+    {
+        serverHealth.assertServerIsOnline();
+
+        userSite1 = dataUser.createRandomTestUser();
+        userSite2 = dataUser.createRandomTestUser();
+        userMultiSite = dataUser.createRandomTestUser();
+
+        siteModel1 = dataSite.usingUser(userSite1).createPrivateRandomSite();
+        siteModel2 = dataSite.usingUser(userSite2).createPrivateRandomSite();
+
+        dataUser.addUserToSite(userSite2, siteModel1, UserRole.SiteContributor);
+        dataUser.addUserToSite(userMultiSite, siteModel1, UserRole.SiteContributor);
+        dataUser.addUserToSite(userMultiSite, siteModel2, UserRole.SiteContributor);
+
+        createContent(FILE_0_NAME, "This is the first test containing the unique word " + UNIQUE_WORD, siteModel1, userSite1);
+        createContent(FILE_1_NAME, "This is another TEST file", siteModel1, userSite1);
+        createContent(FILE_2_NAME, "This is another test file", siteModel2, userSite2);
+        createContent(FILE_3_NAME, "This is another Test file", siteModel1, userSite2);
+        // remove the user from site, but he keeps ownership on FILE_3_NAME
+        dataUser.removeUserFromSite(userSite2, siteModel1);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void searchCanFindAFileUsingIncludeParameter()
+    {
+        SearchRequest queryWithoutIncludes = req(UNIQUE_WORD);
+        Predicate<SearchNodeModel> allFieldsNull = searchNodeModel -> searchNodeModel.getProperties() == null
+                && searchNodeModel.getPath() == null
+                && searchNodeModel.getAspectNames() == null
+                && searchNodeModel.getAllowableOperations() == null
+                && searchNodeModel.getPermissions() == null
+                && searchNodeModel.getAssociation() == null
+                && searchNodeModel.isLocked() == null
+                && searchNodeModel.isLink() == null;
+        searchQueryService.expectAllResultsFromQuery(queryWithoutIncludes, userSite1, allFieldsNull);
+
+        SearchRequest queryWithIncludes = new SearchRequest();
+        // A full list of all fields that can be included is declared in constant:
+        // org.alfresco.rest.api.search.impl.SearchMapper.PERMITTED_INCLUDES
+        queryWithIncludes.setInclude(asList("properties", "path", "aspectNames", "isLocked", "allowableOperations",
+                "permissions", "isLink", "association"));
+        RestRequestQueryModel queryReq = new RestRequestQueryModel();
+        queryReq.setQuery(UNIQUE_WORD);
+        queryWithIncludes.setQuery(queryReq);
+        Predicate<SearchNodeModel> noFieldsNull = searchNodeModel -> searchNodeModel.getProperties() != null
+                && searchNodeModel.getPath() != null
+                && searchNodeModel.getAspectNames() != null
+                && searchNodeModel.getAllowableOperations() != null
+                && searchNodeModel.getPermissions() != null
+                && searchNodeModel.getAssociation() != null
+                && searchNodeModel.isLocked() != null
+                && searchNodeModel.isLink() != null;
+        searchQueryService.expectAllResultsFromQuery(queryWithIncludes, userSite1, noFieldsNull);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void searchCanFindAFile()
+    {
+        // this test must found only one documents, while documents in the system are four because
+        // only one contains the unique word.
+        searchQueryService.expectResultsFromQuery(req(UNIQUE_WORD), userSite1, FILE_0_NAME);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void searchCanFindFilesOnASite()
+    {
+        searchQueryService.expectResultsFromQuery(req(PREFIX), userSite1, FILE_0_NAME, FILE_1_NAME, FILE_3_NAME);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void searchCanFindAFileOnMultipleSitesWithOwner()
+    {
+        searchQueryService.expectResultsFromQuery(req(PREFIX), userSite2, FILE_3_NAME, FILE_2_NAME);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void searchCanFindAFileOnMultipleSites()
+    {
+        searchQueryService.expectResultsFromQuery(req(PREFIX), userMultiSite, FILE_0_NAME, FILE_1_NAME, FILE_3_NAME, FILE_2_NAME);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void wildcardWorksInsideQuotes()
+    {
+        searchQueryService.expectResultsFromQuery(req("cm:name:\"" + PREFIX + "user1*\""), userMultiSite, FILE_2_NAME, FILE_3_NAME);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void wildcardWorksWithoutQuotes()
+    {
+        searchQueryService.expectResultsFromQuery(req("cm:name:" + PREFIX + "user1*"), userMultiSite, FILE_2_NAME, FILE_3_NAME);
+    }
+
+    @Test(groups = TestGroup.SEARCH, enabled = false) // Test should be re-enabled within: ACS-6068
+    public void wildcardNodeRefQuery()
+    {
+        searchQueryService.expectResultsFromQuery(req("ANCESTOR:\"" + siteModel2.getGuid().substring(0, 10) + "*\""), userMultiSite, "documentLibrary", FILE_2_NAME);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void findFileWithRangeQuery()
+    {
+        searchQueryService.expectResultsFromQuery(req("cm:created:[NOW-1YEAR TO MAX] AND name:" + FILE_0_NAME), userSite1, FILE_0_NAME);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void omitFileWithRangeQuery()
+    {
+        searchQueryService.expectNoResultsFromQuery(req("cm:created:[MIN TO NOW-2YEARS] AND name:" + FILE_0_NAME), userSite1);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void indexAndSearchForDateBefore1970()
+    {
+        // Elasticsearch doesn't accept numbers for dates before 1970, so we create and search for a specific document in order to verify that.
+        createNodeWithProperties(siteModel1, new FileModel(BEFORE_1970_TXT, FileType.TEXT_PLAIN), userSite1,
+                Map.of("cm:from", -2637887000L));
+
+        searchQueryService.expectResultsInclude(req("cm:from:1969-12-01T11:15:13Z"), userSite1, BEFORE_1970_TXT);
+    }
+
+    private FileModel createContent(String filename, String content, SiteModel site, UserModel user)
+    {
+        FileModel fileModel = new FileModel(filename, FileType.TEXT_PLAIN, content);
+        return dataContent.usingUser(user).usingSite(site)
+                .createContent(fileModel);
+    }
+
+    private void createNodeWithProperties(SiteModel parentSite, FileModel fileModel, UserModel currentUser, Map<String, Object> properties)
+    {
+        AlfrescoHttpClient client = alfrescoHttpClientFactory.getObject();
+        String reqUrl = client.getApiVersionUrl() + "nodes/" + parentSite.getGuid() + "/children";
+        String name = fileModel.getName();
+
+        HttpPost post = new HttpPost(reqUrl);
+        JSONObject body = new JSONObject();
+        body.put("name", name);
+        body.put("nodeType", "cm:content");
+
+        JSONObject jsonProperties = new JSONObject();
+        jsonProperties.putAll(properties);
+        body.put("properties", jsonProperties);
+
+        post.setEntity(client.setMessageBody(body));
+
+        // Send Request
+        logger.info(String.format("POST: '%s'", reqUrl));
+        HttpResponse response = client.execute(currentUser.getUsername(), currentUser.getPassword(), post);
+        if (org.apache.http.HttpStatus.SC_CREATED != response.getStatusLine().getStatusCode())
+        {
+            throw new RuntimeException("Could not create file. Request response: " + client.getParameterFromJSON(response, "briefSummary", "error"));
+        }
+    }
+}
@@ -0,0 +1,301 @@
+/*
+ * #%L
+ * Alfresco Tas Elasticsearch
+ * %%
+ * Copyright (C) 2026 Alfresco Software Limited
+ * %%
+ * This file is part of the Alfresco software.
+ * If the software was purchased under a paid Alfresco license, the terms of
+ * the paid license agreement will prevail.  Otherwise, the software is
+ * provided under the following open source license terms:
+ *
+ * Alfresco is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Alfresco is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
+ * #L%
+ */
+package org.alfresco.elasticsearch;
+
+import static org.alfresco.elasticsearch.SearchQueryService.req;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.UUID;
+import java.util.stream.Collectors;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.testng.AbstractTestNGSpringContextTests;
+import org.testng.annotations.BeforeClass;
+import org.testng.annotations.Test;
+
+import org.alfresco.rest.search.SearchRequest;
+import org.alfresco.tas.AlfrescoStackInitializer;
+import org.alfresco.utility.data.DataContent;
+import org.alfresco.utility.data.DataSite;
+import org.alfresco.utility.data.DataUser;
+import org.alfresco.utility.model.ContentModel;
+import org.alfresco.utility.model.FolderModel;
+import org.alfresco.utility.model.TestGroup;
+import org.alfresco.utility.network.ServerHealth;
+import org.alfresco.utility.report.log.Step;
+
+/**
+ * Tests to verify indexing of paths using Elasticsearch.
+ */
+@ContextConfiguration(locations = "classpath:alfresco-elasticsearch-context.xml",
+        initializers = AlfrescoStackInitializer.class)
+@SuppressWarnings({"PMD.JUnitTestsShouldIncludeAssert", "PMD.JUnit4TestShouldUseTestAnnotation"}) // these are testng tests and use searchQueryService.expectResultsFromQuery for assertion
+public class ElasticsearchPathIndexingTests extends AbstractTestNGSpringContextTests
+{
+    @Autowired
+    private ServerHealth serverHealth;
+    @Autowired
+    private DataUser dataUser;
+    @Autowired
+    private DataSite dataSite;
+    @Autowired
+    private DataContent dataContent;
+    @Autowired
+    protected SearchQueryService searchQueryService;
+
+    private org.alfresco.utility.model.UserModel testUser;
+
+    private org.alfresco.utility.model.SiteModel testSite;
+
+    private List<FolderModel> testFolders;
+
+    private String testFileName;
+    private String filenameWhichIncludesWhitespace = "TestFile " + UUID.randomUUID() + ".txt";
+    private String testFileNameWithWhitespace;
+
+    /**
+     * Create a user and a private site containing some nested folders with a document in.
+     */
+    @BeforeClass(alwaysRun = true)
+    public void dataPreparation()
+    {
+        serverHealth.isServerReachable();
+        serverHealth.assertServerIsOnline();
+
+        Step.STEP("Create a test user and private site containing three nested folders and a document.");
+        testUser = dataUser.createRandomTestUser();
+        testSite = dataSite.usingUser(testUser).createPrivateRandomSite();
+
+        testFolders = createNestedFolders(3);
+
+        testFileName = createDocument(testFolders.get(testFolders.size() - 1));
+
+        testFileNameWithWhitespace = createDocument(testFolders.get(testFolders.size() - 1), filenameWhichIncludesWhitespace);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void testSimple()
+    {
+        SearchRequest query = req("PATH:\"//cm:" + testFileName + "\"");
+        searchQueryService.expectResultsFromQuery(query, testUser, testFileName);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void testRelativePathQuery()
+    {
+        SearchRequest query = req("PATH:\"//cm:" + testFileName + "\" ");
+        searchQueryService.expectResultsFromQuery(query, testUser, testFileName);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void testRelativePathQueryWithoutPrefixes()
+    {
+        SearchRequest query = req("PATH:\"//" + testFileName + "\" AND name:*");
+        searchQueryService.expectResultsFromQuery(query, testUser, testFileName);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void testWildcardQuery()
+    {
+        // The test file should be the only descendent of the last folder.
+        SearchRequest query = req("PATH:\"//" + testSite.getId() + "//" + testFolders.get(testFolders.size() - 1).getName() + "/*\" AND name:*");
+        searchQueryService.expectResultsFromQuery(query, testUser, testFileName, testFileNameWithWhitespace);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void testWildcardQueryWithNamespaces()
+    {
+        // The test file should be the only descendent of the last folder.
+        SearchRequest query = req("PATH:\"//cm:" + testSite.getId() + "//cm:" + testFolders.get(testFolders.size() - 1).getName() + "/*\" AND name:*");
+        searchQueryService.expectResultsFromQuery(query, testUser, testFileName, testFileNameWithWhitespace);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void testAbsolutePathQuery()
+    {
+        String folderPath = testFolders.stream().map(folder -> "cm:" + folder.getName()).collect(Collectors.joining("/"));
+        SearchRequest query = req("PATH:\"/app:company_home/st:sites/cm:" + testSite.getId() + "/cm:documentLibrary/" + folderPath + "/cm:" + testFileName + "\" AND cm:name:*");
+        searchQueryService.expectResultsFromQuery(query, testUser, testFileName);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void testAbsolutePathQueryWithoutPrefixes()
+    {
+        String folderPath = testFolders.stream().map(folder -> folder.getName()).collect(Collectors.joining("/"));
+        SearchRequest query = req("PATH:\"/company_home/sites/" + testSite.getId() + "/documentLibrary/" + folderPath + "/" + testFileName + "\" AND name:*");
+        searchQueryService.expectResultsFromQuery(query, testUser, testFileName);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void testRootNodes()
+    {
+        SearchRequest query = req("PATH:\"/*\" AND name:*");
+        searchQueryService.expectResultsFromQuery(query, testUser, "categories", "Company Home");
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void testRootNodesWithoutWildcard()
+    {
+        SearchRequest query = req("PATH:\"/\"");
+        searchQueryService.expectNodeTypesFromQuery(query, testUser, "sys:store_root");
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void testPathNameMismatch()
+    {
+        SearchRequest query = req("PATH:\"/*\" AND name:" + testFileName + " AND name:*");
+        searchQueryService.expectNoResultsFromQuery(query, testUser);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void testPathNameIntersect()
+    {
+        SearchRequest query = req("PATH:\"//*\" AND name:" + testFileName + " AND name:*");
+        searchQueryService.expectResultsFromQuery(query, testUser, testFileName);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void testAllDescendentsOfFolder()
+    {
+        SearchRequest query = req("PATH:\"//" + testFolders.get(0).getName() + "//*\" AND name:*");
+        searchQueryService.expectResultsFromQuery(query, testUser, testFileName, testFileNameWithWhitespace, testFolders.get(1).getName(), testFolders.get(2).getName());
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void testSearchAllDescendentsOfFolderQueryWithNamespaces()
+    {
+        SearchRequest query = req("PATH:\"//cm:" + testFolders.get(0).getName() + "//*\" AND name:*");
+        searchQueryService.expectResultsFromQuery(query, testUser, testFileName, testFileNameWithWhitespace, testFolders.get(1).getName(), testFolders.get(2).getName());
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void testWhereFolderIsAncestor()
+    {
+        SearchRequest query = req("ANCESTOR:\"" + testFolders.get(2).getNodeRef() + "\" AND name:*");
+        searchQueryService.expectResultsFromQuery(query, testUser, testFileName, testFileNameWithWhitespace);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void testAncestorWithWorkspaceReference()
+    {
+        SearchRequest query = req("ANCESTOR:\"workspace://SpacesStore/" + testFolders.get(0).getNodeRef() + "\" AND name:*");
+        searchQueryService.expectResultsFromQuery(query, testUser, testFileName, testFileNameWithWhitespace, testFolders.get(1).getName(), testFolders.get(2).getName());
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void testPrimaryParent()
+    {
+        SearchRequest query = req("PRIMARYPARENT:\"" + testFolders.get(1).getNodeRef() + "\" AND name:*");
+        searchQueryService.expectResultsFromQuery(query, testUser, testFolders.get(2).getName());
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void testParent()
+    {
+        SearchRequest query = req("PARENT:\"" + testFolders.get(1).getNodeRef() + "\" AND name:*");
+        searchQueryService.expectResultsFromQuery(query, testUser, testFolders.get(2).getName());
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void testAllFoldersInSite()
+    {
+        SearchRequest query = req("PATH:\"/*/sites/" + testSite.getId() + "/*//*\" AND TYPE:\"cm:folder\" AND name:*");
+        String[] folderNames = testFolders.stream().map(ContentModel::getName).toArray(String[]::new);
+        searchQueryService.expectResultsFromQuery(query, testUser, folderNames);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void testSearchAllFoldersInSiteQueryWithNamespaces()
+    {
+        SearchRequest query = req("PATH:\"/*/st:sites/cm:" + testSite.getId() + "/*//*\" AND TYPE:\"cm:folder\" AND name:*");
+        String[] folderNames = testFolders.stream().map(ContentModel::getName).toArray(String[]::new);
+        searchQueryService.expectResultsFromQuery(query, testUser, folderNames);
+    }
+
+    @Test(groups = TestGroup.SEARCH, enabled = false)
+    public void testUpdatePath()
+    {
+        // disabled test: find a way to rename or move a folder on repository
+        String folderPath = testFolders.stream().map(folder -> "cm:" + folder.getName()).collect(Collectors.joining("/"));
+        SearchRequest query = req("PATH:\"/app:company_home/cm:" + testFileName + "\" AND cm:name:*");
+        searchQueryService.expectResultsFromQuery(query, testUser, testFileName);
+    }
+
+    /**
+     * Create a set of nested folders in the test site using the test user.
+     *
+     * @return The folder objects (containing the randomly generated names) in order of depth.
+     */
+    private List<FolderModel> createNestedFolders(int maxDepth)
+    {
+        List<FolderModel> folders = new ArrayList<>();
+        dataContent.usingSite(testSite);
+        for (int depth = 0; depth < maxDepth; depth++)
+        {
+            String folderName = "TestFolder" + depth + "_" + UUID.randomUUID();
+            FolderModel folderModel = new FolderModel(folderName);
+            folders.add(folderModel);
+            if (depth != 0)
+            {
+                dataContent.usingResource(folders.get(depth - 1));
+            }
+            dataContent.usingUser(testUser)
+                    .createFolder(folderModel);
+        }
+        return folders;
+    }
+
+    /**
+     * Create a document in the given folder using the test user and a random filename.
+     *
+     * @param folderModel
+     *            The location to create the document.
+     * @return The randomly generated name of the new document.
+     */
+    private String createDocument(FolderModel folderModel)
+    {
+        return createDocument(folderModel, "TestFile" + UUID.randomUUID() + ".txt");
+    }
+
+    /**
+     * Create a document in the given folder using the test user and the given filename.
+     *
+     * @param folderModel
+     *            The location to create the document.
+     * @param filename
+     *            the filename.
+     * @return the passed filename.
+     */
+    private String createDocument(FolderModel folderModel, String filename)
+    {
+        dataContent.usingUser(testUser)
+                .usingResource(folderModel)
+                .createContent(new org.alfresco.utility.model.FileModel(filename, org.alfresco.utility.model.FileType.TEXT_PLAIN, "content"));
+        return filename;
+    }
+}
@@ -0,0 +1,478 @@
+/*
+ * #%L
+ * Alfresco Tas Elasticsearch
+ * %%
+ * Copyright (C) 2026 Alfresco Software Limited
+ * %%
+ * This file is part of the Alfresco software.
+ * If the software was purchased under a paid Alfresco license, the terms of
+ * the paid license agreement will prevail.  Otherwise, the software is
+ * provided under the following open source license terms:
+ *
+ * Alfresco is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Alfresco is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
+ * #L%
+ */
+package org.alfresco.elasticsearch;
+
+import static java.util.stream.Collectors.toSet;
+
+import static org.alfresco.elasticsearch.SearchQueryService.req;
+import static org.alfresco.utility.report.log.Step.STEP;
+
+import java.util.HashSet;
+import java.util.List;
+import java.util.Map;
+import java.util.Set;
+import java.util.function.Predicate;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.testng.AbstractTestNGSpringContextTests;
+import org.testng.annotations.AfterClass;
+import org.testng.annotations.BeforeClass;
+import org.testng.annotations.Test;
+
+import org.alfresco.rest.search.ResponseHighlightModel;
+import org.alfresco.rest.search.RestRequestFieldsModel;
+import org.alfresco.rest.search.RestRequestHighlightModel;
+import org.alfresco.rest.search.SearchNodeModel;
+import org.alfresco.rest.search.SearchRequest;
+import org.alfresco.tas.AlfrescoStackInitializer;
+import org.alfresco.utility.data.DataContent;
+import org.alfresco.utility.data.DataSite;
+import org.alfresco.utility.data.DataUser;
+import org.alfresco.utility.model.FileModel;
+import org.alfresco.utility.model.FileType;
+import org.alfresco.utility.model.SiteModel;
+import org.alfresco.utility.model.TestGroup;
+import org.alfresco.utility.model.UserModel;
+import org.alfresco.utility.network.ServerHealth;
+
+@ContextConfiguration(locations = "classpath:alfresco-elasticsearch-context.xml",
+        initializers = AlfrescoStackInitializer.class)
+// These are TestNG tests and the assertions are hidden in searchQueryService.
+@SuppressWarnings({"PMD.JUnitTestsShouldIncludeAssert"})
+public class ElasticsearchPlainHighlightingTests extends AbstractTestNGSpringContextTests
+{
+    static final Logger LOGGER = LoggerFactory.getLogger(ElasticsearchPlainHighlightingTests.class);
+    static final String FILE_A = "fileA.txt";
+    static final String FILE_B = "fileB.txt";
+    static final String FILE_C = "fileC.txt";
+    static final String CONTENT_A = "The quick brown fox jumps over the lazy dog.";
+    static final String CONTENT_B = """
+            The lazy dog sleeps under the quick brown fox. The middle of the document is quite long:
+            Lorem ipsum dolor sit amet. In veniam tempore hic provident sunt et distinctio velit et reprehenderit
+            officiis id sapiente omnis et quisquam aliquam et porro perferendis. In sequi placeat ut quaerat voluptatem
+            ea consequuntur impedit aut eaque enim aut atque rerum.
+            The end of the document mentions the dog again!
+            """;
+    static final String CONTENT_C = """
+            The rabbit made a ring in the center of the field. He said to the wolf, "Now, you dance around this ring, and sing just as I do."
+            Rabbit made a larger ring for himself and danced around just beyond the wolf.
+            The wolf thought that this was the finest dance he had ever seen.
+            He and the rabbit danced faster and faster, and sang louder and louder.
+            As the rabbit danced, he moved nearer and nearer to the edge of the field.
+            The wolf was dancing so fast and singing so loud that he did not notice this.
+            At last, Brother Rabbit reached the edge of the field; then he jumped into the blackberry bushes and ran away.
+            The wolf tried to give chase, but he was so dizzy that he could not run. And the rabbit got away without having his ears cut off.
+            """;
+
+    @Autowired
+    ServerHealth serverHealth;
+    @Autowired
+    DataUser dataUser;
+    @Autowired
+    DataContent dataContent;
+    @Autowired
+    DataSite dataSite;
+    @Autowired
+    SearchQueryService searchQueryService;
+
+    UserModel user;
+    SiteModel site;
+    FileModel fileA;
+    FileModel fileB;
+    FileModel fileC;
+
+    @BeforeClass(alwaysRun = true)
+    public void dataPreparation()
+    {
+        serverHealth.assertServerIsOnline();
+
+        STEP("Create a test user and a private site.");
+        user = dataUser.createRandomTestUser();
+        site = dataSite.usingUser(user).createPrivateRandomSite();
+
+        STEP("Create two test files with highlightable content");
+        FileModel fileModelA = new FileModel(FILE_A, FileType.TEXT_PLAIN, CONTENT_A);
+        fileA = dataContent.usingUser(user).usingSite(site).createContent(fileModelA);
+        FileModel fileModelB = new FileModel(FILE_B, FileType.TEXT_PLAIN, CONTENT_B);
+        fileB = dataContent.usingUser(user).usingSite(site).createContent(fileModelB);
+        FileModel fileModelC = new FileModel(FILE_C, FileType.TEXT_PLAIN, CONTENT_C);
+        fileC = dataContent.usingUser(user).usingSite(site).createContent(fileModelC);
+    }
+
+    @AfterClass
+    public void dataCleanup()
+    {
+        STEP("Remove test site and user");
+        dataSite.usingAdmin().deleteSite(site);
+        dataUser.usingAdmin().deleteUser(user);
+    }
+
+    @Test(groups = {TestGroup.SEARCH})
+    public void testHighlightsInContent()
+    {
+        STEP("Search for files mentioning 'dog'");
+        String query = "cm:content:dog AND SITE:" + site.getId();
+        SearchRequest searchRequest = req("afts", query);
+        RestRequestHighlightModel highlightModel = RestRequestHighlightModel.builder().fields(List.of("cm:content")).build();
+        searchRequest.setHighlight(highlightModel);
+        // Configure the expected highlights for each document.
+        Predicate<SearchNodeModel> assertionMethod = highlightAssert(
+                Map.of(FILE_A, Map.of("cm:content", List.of("The quick brown fox jumps over the lazy <em>dog</em>.")),
+                        FILE_B, Map.of("cm:content", List.of("The lazy <em>dog</em> sleeps under the quick brown fox. The middle of the document is quite long:\nLorem",
+                                "\nea consequuntur impedit aut eaque enim aut atque rerum.\nThe end of the document mentions the <em>dog</em> again!\n"))));
+        searchQueryService.expectAllResultsFromQuery(searchRequest, user, assertionMethod);
+    }
+
+    @Test(groups = {TestGroup.SEARCH})
+    public void testHighlightsInTwoFields()
+    {
+        STEP("Search for files with 'file' in the name that mention 'middle'");
+        String query = "cm:content:middle AND cm:name:file AND SITE:" + site.getId();
+        SearchRequest searchRequest = req("afts", query);
+        RestRequestHighlightModel highlightModel = RestRequestHighlightModel.builder().fields(List.of("cm:name", "cm:content")).build();
+        searchRequest.setHighlight(highlightModel);
+        // Configure the expected highlights for each document.
+        Predicate<SearchNodeModel> assertionMethod = highlightAssert(
+                Map.of(FILE_B, Map.of("cm:name", List.of("<em>file</em>B.txt"),
+                        "cm:content", List.of("The lazy dog sleeps under the quick brown fox. The <em>middle</em> of the document is quite long:\nLorem"))));
+        searchQueryService.expectAllResultsFromQuery(searchRequest, user, assertionMethod);
+    }
+
+    @Test(groups = {TestGroup.SEARCH})
+    public void testHighlightsWithCustomPrefixAndPostfix()
+    {
+        STEP("Search for files mentioning 'dog' with custom prefix and postfix");
+        String query = "cm:content:dog AND SITE:" + site.getId();
+        SearchRequest searchRequest = req("afts", query);
+        RestRequestHighlightModel highlightModel = RestRequestHighlightModel.builder()
+                .prefix("<b>")
+                .postfix("</b>")
+                .fields(List.of("cm:content"))
+                .build();
+        searchRequest.setHighlight(highlightModel);
+        // Configure the expected highlights for each document.
+        Predicate<SearchNodeModel> assertionMethod = highlightAssert(
+                Map.of(FILE_A, Map.of("cm:content", List.of("The quick brown fox jumps over the lazy <b>dog</b>.")),
+                        FILE_B, Map.of("cm:content", List.of("The lazy <b>dog</b> sleeps under the quick brown fox. The middle of the document is quite long:\nLorem",
+                                "\nea consequuntur impedit aut eaque enim aut atque rerum.\nThe end of the document mentions the <b>dog</b> again!\n"))));
+        searchQueryService.expectAllResultsFromQuery(searchRequest, user, assertionMethod);
+    }
+
+    @Test(groups = {TestGroup.SEARCH})
+    public void testHighlightsWithBlankPrefixAndPostfix()
+    {
+        STEP("Search for files mentioning 'middle' with blank mark as custom prefix and postfix");
+        String query = "cm:content:middle AND SITE:" + site.getId();
+        SearchRequest searchRequest = req("afts", query);
+        RestRequestHighlightModel highlightModel = RestRequestHighlightModel.builder()
+                .prefix(" ")
+                .postfix(" ")
+                .fields(List.of("cm:content"))
+                .build();
+        searchRequest.setHighlight(highlightModel);
+        // Configure the expected highlights for each document.
+        Predicate<SearchNodeModel> assertionMethod = highlightAssert(
+                Map.of(FILE_B, Map.of("cm:content", List.of("The lazy dog sleeps under the quick brown fox. The  middle  of the document is quite long:\nLorem"))));
+        searchQueryService.expectAllResultsFromQuery(searchRequest, user, assertionMethod);
+    }
+
+    @Test(groups = {TestGroup.SEARCH})
+    public void testHighlightsWithGeneralAndFieldSpecificPrefixesAndPostfixes()
+    {
+        STEP("Search for files with 'file' in the name that mention 'dog' with general and field specific prefixes or postfixes");
+        String query = "cm:content:dog AND cm:name:file AND SITE:" + site.getId();
+        SearchRequest searchRequest = req("afts", query);
+        RestRequestHighlightModel highlightModel = RestRequestHighlightModel.builder()
+                .prefix("¿")
+                .postfix("?")
+                .fields(
+                        RestRequestFieldsModel.of("cm:name"),
+                        RestRequestFieldsModel.of("cm:content", "(", ")"))
+                .build();
+        searchRequest.setHighlight(highlightModel);
+        // Configure the expected highlights for each document.
+        Predicate<SearchNodeModel> assertionMethod = highlightAssert(
+                Map.of(FILE_A, Map.of("cm:name", List.of("¿file?A.txt"), "cm:content", List.of("The quick brown fox jumps over the lazy (dog).")),
+                        FILE_B, Map.of("cm:name", List.of("¿file?B.txt"), "cm:content", List.of("The lazy (dog) sleeps under the quick brown fox. The middle of the document is quite long:\nLorem",
+                                "\nea consequuntur impedit aut eaque enim aut atque rerum.\nThe end of the document mentions the (dog) again!\n"))));
+        searchQueryService.expectAllResultsFromQuery(searchRequest, user, assertionMethod);
+    }
+
+    @Test(groups = {TestGroup.SEARCH})
+    public void testHighlightsWithOneFieldSpecificPrefixAndPostfix()
+    {
+        STEP("Search for files with 'file' in the name that mention 'dog' with one field specific prefix or postfix");
+        String query = "cm:content:dog AND cm:name:file AND SITE:" + site.getId();
+        SearchRequest searchRequest = req("afts", query);
+        RestRequestHighlightModel highlightModel = RestRequestHighlightModel.builder()
+                .fields(
+                        RestRequestFieldsModel.of("cm:name"),
+                        RestRequestFieldsModel.of("cm:content", "(", ")"))
+                .build();
+        searchRequest.setHighlight(highlightModel);
+        // Configure the expected highlights for each document.
+        Predicate<SearchNodeModel> assertionMethod = highlightAssert(
+                Map.of(FILE_A, Map.of("cm:name", List.of("<em>file</em>A.txt"), "cm:content", List.of("The quick brown fox jumps over the lazy (dog).")),
+                        FILE_B, Map.of("cm:name", List.of("<em>file</em>B.txt"), "cm:content", List.of("The lazy (dog) sleeps under the quick brown fox. The middle of the document is quite long:\nLorem",
+                                "\nea consequuntur impedit aut eaque enim aut atque rerum.\nThe end of the document mentions the (dog) again!\n"))));
+        searchQueryService.expectAllResultsFromQuery(searchRequest, user, assertionMethod);
+    }
+
+    @Test(groups = {TestGroup.SEARCH})
+    public void testHighlightsInTwoFieldsWithPrefixAndWithoutPostfix()
+    {
+        STEP("Search for files with 'file' in the name that mention 'middle' with custom prefix");
+        String query = "cm:content:middle AND cm:name:file AND SITE:" + site.getId();
+        SearchRequest searchRequest = req("afts", query);
+        RestRequestHighlightModel highlightModel = RestRequestHighlightModel.builder()
+                .fields(List.of("cm:name", "cm:content"))
+                .prefix("(")
+                .build();
+        searchRequest.setHighlight(highlightModel);
+        // Configure the expected highlights for each document.
+        Predicate<SearchNodeModel> assertionMethod = highlightAssert(
+                Map.of(FILE_B, Map.of("cm:name", List.of("(file</em>B.txt"),
+                        "cm:content", List.of("The lazy dog sleeps under the quick brown fox. The (middle</em> of the document is quite long:\nLorem"))));
+        searchQueryService.expectAllResultsFromQuery(searchRequest, user, assertionMethod);
+    }
+
+    @Test(groups = {TestGroup.SEARCH})
+    public void testHighlightsInTwoFieldsWithoutPrefixAndWithPostfix()
+    {
+        STEP("Search for files with 'file' in the name that mention 'middle' with custom postfix");
+        String query = "cm:content:middle AND cm:name:file AND SITE:" + site.getId();
+        SearchRequest searchRequest = req("afts", query);
+        RestRequestHighlightModel highlightModel = RestRequestHighlightModel.builder()
+                .fields(List.of("cm:name", "cm:content"))
+                .postfix(")")
+                .build();
+        searchRequest.setHighlight(highlightModel);
+        // Configure the expected highlights for each document.
+        Predicate<SearchNodeModel> assertionMethod = highlightAssert(
+                Map.of(FILE_B, Map.of("cm:name", List.of("<em>file)B.txt"),
+                        "cm:content", List.of("The lazy dog sleeps under the quick brown fox. The <em>middle) of the document is quite long:\nLorem"))));
+        searchQueryService.expectAllResultsFromQuery(searchRequest, user, assertionMethod);
+    }
+
+    @Test(groups = {TestGroup.SEARCH})
+    public void testHighlightsInContentWithGeneralSnippetCount()
+    {
+        STEP("Search for files mentioning 'rabbit' and expect 2 snippets in result");
+        String query = "cm:content:rabbit AND SITE:" + site.getId();
+        SearchRequest searchRequest = req("afts", query);
+        RestRequestHighlightModel highlightModel = RestRequestHighlightModel.builder()
+                .fields(RestRequestFieldsModel.of("cm:content"))
+                .snippetCount(2)
+                .build();
+        searchRequest.setHighlight(highlightModel);
+        // Configure the expected highlights for each document.
+        Predicate<SearchNodeModel> assertionMethod = highlightAssert(
+                Map.of(FILE_C, Map.of("cm:content", List.of("The <em>rabbit</em> made a ring in the center of the field. He said to the wolf, \"Now, you dance around",
+                        " this ring, and sing just as I do.\"\n<em>Rabbit</em> made a larger ring for himself and danced around just beyond"))));
+        searchQueryService.expectAllResultsFromQuery(searchRequest, user, assertionMethod);
+    }
+
+    @Test(groups = {TestGroup.SEARCH})
+    public void testHighlightsInContentWithFieldSpecificSnippetCount()
+    {
+        STEP("Search for files mentioning 'rabbit' and expect 3 snippets in result");
+        String query = "cm:content:rabbit AND SITE:" + site.getId();
+        SearchRequest searchRequest = req("afts", query);
+        RestRequestHighlightModel highlightModel = RestRequestHighlightModel.builder()
+                .fields(RestRequestFieldsModel.builder().field("cm:content").snippetCount(3).build())
+                .snippetCount(1)
+                .build();
+        searchRequest.setHighlight(highlightModel);
+        // Configure the expected highlights for each document.
+        Predicate<SearchNodeModel> assertionMethod = highlightAssert(
+                Map.of(FILE_C, Map.of("cm:content", List.of("The <em>rabbit</em> made a ring in the center of the field. He said to the wolf, \"Now, you dance around",
+                        " this ring, and sing just as I do.\"\n<em>Rabbit</em> made a larger ring for himself and danced around just beyond",
+                        " the wolf.\nThe wolf thought that this was the finest dance he had ever seen.\nHe and the <em>rabbit</em> danced"))));
+        searchQueryService.expectAllResultsFromQuery(searchRequest, user, assertionMethod);
+    }
+
+    @Test(groups = {TestGroup.SEARCH})
+    public void testHighlightsInContentWithZeroSnippetCount()
+    {
+        STEP("Search for files mentioning 'rabbit' and expect default 5 snippets in result");
+        String query = "cm:content:rabbit AND SITE:" + site.getId();
+        SearchRequest searchRequest = req("afts", query);
+        RestRequestHighlightModel highlightModel = RestRequestHighlightModel.builder()
+                .fields(RestRequestFieldsModel.of("cm:content"))
+                .snippetCount(0)
+                .build();
+        searchRequest.setHighlight(highlightModel);
+        // Configure the expected highlights for each document.
+        Predicate<SearchNodeModel> assertionMethod = highlightAssert(
+                Map.of(FILE_C, Map.of("cm:content", List.of("The <em>rabbit</em> made a ring in the center of the field. He said to the wolf, \"Now, you dance around",
+                        " this ring, and sing just as I do.\"\n<em>Rabbit</em> made a larger ring for himself and danced around just beyond",
+                        " the wolf.\nThe wolf thought that this was the finest dance he had ever seen.\nHe and the <em>rabbit</em> danced",
+                        " faster and faster, and sang louder and louder.\nAs the <em>rabbit</em> danced, he moved nearer and nearer",
+                        " this.\nAt last, Brother <em>Rabbit</em> reached the edge of the field; then he jumped into the blackberry bushes"))));
+        searchQueryService.expectAllResultsFromQuery(searchRequest, user, assertionMethod);
+    }
+
+    @Test(groups = {TestGroup.SEARCH})
+    public void testHighlightsInContentWithNegativeSnippetCount()
+    {
+        STEP("Search for files mentioning 'rabbit' and expect default 5 snippets in result");
+        String query = "cm:content:rabbit AND SITE:" + site.getId();
+        SearchRequest searchRequest = req("afts", query);
+        RestRequestHighlightModel highlightModel = RestRequestHighlightModel.builder()
+                .fields(RestRequestFieldsModel.of("cm:content"))
+                .snippetCount(-1)
+                .build();
+        searchRequest.setHighlight(highlightModel);
+        // Configure the expected highlights for each document.
+        Predicate<SearchNodeModel> assertionMethod = highlightAssert(
+                Map.of(FILE_C, Map.of("cm:content", List.of("The <em>rabbit</em> made a ring in the center of the field. He said to the wolf, \"Now, you dance around",
+                        " this ring, and sing just as I do.\"\n<em>Rabbit</em> made a larger ring for himself and danced around just beyond",
+                        " the wolf.\nThe wolf thought that this was the finest dance he had ever seen.\nHe and the <em>rabbit</em> danced",
+                        " faster and faster, and sang louder and louder.\nAs the <em>rabbit</em> danced, he moved nearer and nearer",
+                        " this.\nAt last, Brother <em>Rabbit</em> reached the edge of the field; then he jumped into the blackberry bushes"))));
+        searchQueryService.expectAllResultsFromQuery(searchRequest, user, assertionMethod);
+    }
+
+    @Test(groups = {TestGroup.SEARCH})
+    public void testHighlightsInContentWithGeneralFragmentSize()
+    {
+        STEP("Search for files mentioning 'dog' and expect snippets about 10 characters long");
+        String query = "cm:content:dog AND SITE:" + site.getId();
+        SearchRequest searchRequest = req("afts", query);
+        RestRequestHighlightModel highlightModel = RestRequestHighlightModel.builder()
+                .fields(RestRequestFieldsModel.of("cm:content"))
+                .fragmentSize(10)
+                .build();
+        searchRequest.setHighlight(highlightModel);
+        // Configure the expected highlights for each document.
+        Predicate<SearchNodeModel> assertionMethod = highlightAssert(
+                Map.of(FILE_A, Map.of("cm:content", List.of(" over the lazy <em>dog</em>.")),
+                        FILE_B, Map.of("cm:content", List.of(" <em>dog</em> sleeps", " the <em>dog</em> again!\n"))));
+        searchQueryService.expectAllResultsFromQuery(searchRequest, user, assertionMethod);
+    }
+
+    @Test(groups = {TestGroup.SEARCH})
+    public void testHighlightsInContentWithFieldSpecificFragmentSize()
+    {
+        STEP("Search for files mentioning 'dog' and expect snippets about 15 characters long");
+        String query = "cm:content:dog AND SITE:" + site.getId();
+        SearchRequest searchRequest = req("afts", query);
+        RestRequestHighlightModel highlightModel = RestRequestHighlightModel.builder()
+                .fields(RestRequestFieldsModel.builder().field("cm:content").fragmentSize(15).build())
+                .fragmentSize(10)
+                .build();
+        searchRequest.setHighlight(highlightModel);
+        // Configure the expected highlights for each document.
+        Predicate<SearchNodeModel> assertionMethod = highlightAssert(
+                Map.of(FILE_A, Map.of("cm:content", List.of(" over the lazy <em>dog</em>.")),
+                        FILE_B, Map.of("cm:content", List.of("The lazy <em>dog</em>", " the <em>dog</em> again!\n"))));
+        searchQueryService.expectAllResultsFromQuery(searchRequest, user, assertionMethod);
+    }
+
+    @Test(groups = {TestGroup.SEARCH})
+    public void testHighlightsInContentWithZeroFragmentSize()
+    {
+        STEP("Search for files mentioning 'dog' and expect snippets having default characters length");
+        String query = "cm:content:dog AND SITE:" + site.getId();
+        SearchRequest searchRequest = req("afts", query);
+        RestRequestHighlightModel highlightModel = RestRequestHighlightModel.builder()
+                .fields(RestRequestFieldsModel.of("cm:content"))
+                .fragmentSize(0)
+                .build();
+        searchRequest.setHighlight(highlightModel);
+        // Configure the expected highlights for each document.
+        Predicate<SearchNodeModel> assertionMethod = highlightAssert(
+                Map.of(FILE_A, Map.of("cm:content", List.of("The quick brown fox jumps over the lazy <em>dog</em>.")),
+                        FILE_B, Map.of("cm:content", List.of("The lazy <em>dog</em> sleeps under the quick brown fox. The middle of the document is quite long:\nLorem",
+                                "\nea consequuntur impedit aut eaque enim aut atque rerum.\nThe end of the document mentions the <em>dog</em> again!\n"))));
+        searchQueryService.expectAllResultsFromQuery(searchRequest, user, assertionMethod);
+    }
+
+    @Test(groups = {TestGroup.SEARCH})
+    public void testHighlightsInContentWithNegativeFragmentSize()
+    {
+        STEP("Search for files mentioning 'dog' and expect snippets having default characters length");
+        String query = "cm:content:dog AND SITE:" + site.getId();
+        SearchRequest searchRequest = req("afts", query);
+        RestRequestHighlightModel highlightModel = RestRequestHighlightModel.builder()
+                .fields(RestRequestFieldsModel.of("cm:content"))
+                .fragmentSize(-1)
+                .build();
+        searchRequest.setHighlight(highlightModel);
+        // Configure the expected highlights for each document.
+        Predicate<SearchNodeModel> assertionMethod = highlightAssert(
+                Map.of(FILE_A, Map.of("cm:content", List.of("The quick brown fox jumps over the lazy <em>dog</em>.")),
+                        FILE_B, Map.of("cm:content", List.of("The lazy <em>dog</em> sleeps under the quick brown fox. The middle of the document is quite long:\nLorem",
+                                "\nea consequuntur impedit aut eaque enim aut atque rerum.\nThe end of the document mentions the <em>dog</em> again!\n"))));
+        searchQueryService.expectAllResultsFromQuery(searchRequest, user, assertionMethod);
+    }
+
+    /**
+     * Create a predicate that returns true if the highlights for a received document match the given expectation.
+     *
+     * @param allExpectedHighlights
+     *            The expected highlights for all documents keyed by document name and then field name.
+     * @return The predicate.
+     */
+    private Predicate<SearchNodeModel> highlightAssert(Map<String, Map<String, List<String>>> allExpectedHighlights)
+    {
+        return document -> {
+            if (!allExpectedHighlights.containsKey(document.getName()))
+            {
+                LOGGER.error("Unexpected entry in results: {}", document.getName());
+                return false;
+            }
+            Map<String, List<String>> expectedHighlights = allExpectedHighlights.get(document.getName());
+            List<ResponseHighlightModel> actualHighlights = document.getSearch().getHighlight();
+            Set<String> actualFields = actualHighlights.stream()
+                    .map(ResponseHighlightModel::getField)
+                    .collect(toSet());
+            if (!actualFields.equals(expectedHighlights.keySet()))
+            {
+                LOGGER.error("Unexpected field set for {}: {}", document.getName(), actualFields);
+                return false;
+            }
+            Set<ResponseHighlightModel> expectedHighlightResponse = new HashSet<>();
+            for (String expectedField : expectedHighlights.keySet())
+            {
+                ResponseHighlightModel expectedHighlight = new ResponseHighlightModel();
+                List<String> expectedSnippets = expectedHighlights.get(expectedField);
+                expectedHighlight.setField(expectedField);
+                expectedHighlight.setSnippets(expectedSnippets);
+                expectedHighlightResponse.add(expectedHighlight);
+            }
+            if (!new HashSet<>(actualHighlights).equals(expectedHighlightResponse))
+            {
+                LOGGER.error("Unexpected highlights for {}, {}", document.getName(), actualHighlights);
+                return false;
+            }
+            return true;
+        };
+    }
+}
@@ -0,0 +1,253 @@
+/*
+ * #%L
+ * Alfresco Tas Elasticsearch
+ * %%
+ * Copyright (C) 2026 Alfresco Software Limited
+ * %%
+ * This file is part of the Alfresco software.
+ * If the software was purchased under a paid Alfresco license, the terms of
+ * the paid license agreement will prevail.  Otherwise, the software is
+ * provided under the following open source license terms:
+ *
+ * Alfresco is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Alfresco is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
+ * #L%
+ */
+package org.alfresco.elasticsearch;
+
+import static java.lang.String.format;
+
+import static org.alfresco.elasticsearch.SearchQueryService.req;
+
+import java.util.List;
+import java.util.UUID;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.testng.AbstractTestNGSpringContextTests;
+import org.testng.annotations.BeforeClass;
+import org.testng.annotations.Test;
+
+import org.alfresco.rest.search.SearchRequest;
+import org.alfresco.tas.AlfrescoStackInitializer;
+import org.alfresco.utility.data.DataContent;
+import org.alfresco.utility.data.DataUser;
+import org.alfresco.utility.model.ContentModel;
+import org.alfresco.utility.model.FileModel;
+import org.alfresco.utility.model.FileType;
+import org.alfresco.utility.model.TestGroup;
+import org.alfresco.utility.model.UserModel;
+import org.alfresco.utility.network.ServerHealth;
+
+@ContextConfiguration(locations = "classpath:alfresco-elasticsearch-context.xml",
+        initializers = AlfrescoStackInitializer.class)
+public class ElasticsearchProximitySearchTests extends AbstractTestNGSpringContextTests
+{
+    @Autowired
+    ServerHealth serverHealth;
+
+    @Autowired
+    DataUser dataUser;
+
+    @Autowired
+    DataContent dataContent;
+
+    @Autowired
+    SearchQueryService searchQueryService;
+
+    private UserModel testUser;
+    private String contentA;
+    private String contentB;
+    private String contentC;
+    private String contentD;
+    private String nameA;
+    private String nameB;
+    private String nameC;
+    private String nameD;
+    private String file_NameA_ContentABCD;
+    private String file_NameAB_ContentABC;
+    private String file_NameABC_ContentAB;
+    private String file_NameABCD_ContentA;
+
+    @BeforeClass(alwaysRun = true)
+    public void dataPreparation()
+    {
+        serverHealth.assertServerIsOnline();
+
+        nameA = uniqueString();
+        nameB = uniqueString();
+        nameC = uniqueString();
+        nameD = uniqueString();
+
+        contentA = uniqueString();
+        contentB = uniqueString();
+        contentC = uniqueString();
+        contentD = uniqueString();
+
+        file_NameA_ContentABCD = createContent(join(nameA), join(contentA, contentB, contentC, contentD));
+        file_NameAB_ContentABC = createContent(join(nameA, nameB), join(contentA, contentB, contentC));
+        file_NameABC_ContentAB = createContent(join(nameA, nameB, nameC), join(contentA, contentB));
+        file_NameABCD_ContentA = createContent(join(nameA, nameB, nameC, nameD), join(contentA));
+
+        testUser = dataUser.createRandomTestUser();
+    }
+
+    @Test(groups = {TestGroup.SEARCH, TestGroup.TAGS, TestGroup.REGRESSION})
+    public void testProximitySearchUsingAFTSSyntax()
+    {
+        final String AFTS = "%s *%s %s";
+
+        assertAFTS(format(AFTS, contentA, "(0)", contentB), file_NameA_ContentABCD, file_NameAB_ContentABC, file_NameABC_ContentAB);
+        assertAFTS(format(AFTS, contentA, "(1)", contentB), file_NameA_ContentABCD, file_NameAB_ContentABC, file_NameABC_ContentAB);
+        assertAFTS(format(AFTS, contentA, "(2)", contentB), file_NameA_ContentABCD, file_NameAB_ContentABC, file_NameABC_ContentAB);
+        assertAFTS(format(AFTS, contentA, "(3)", contentB), file_NameA_ContentABCD, file_NameAB_ContentABC, file_NameABC_ContentAB);
+        assertAFTS(format(AFTS, contentA, "", contentB), file_NameA_ContentABCD, file_NameAB_ContentABC, file_NameABC_ContentAB);
+
+        assertAFTS(format(AFTS, contentA, "(0)", contentC));
+        assertAFTS(format(AFTS, contentA, "(1)", contentC), file_NameA_ContentABCD, file_NameAB_ContentABC);
+        assertAFTS(format(AFTS, contentA, "(2)", contentC), file_NameA_ContentABCD, file_NameAB_ContentABC);
+        assertAFTS(format(AFTS, contentA, "(3)", contentC), file_NameA_ContentABCD, file_NameAB_ContentABC);
+        assertAFTS(format(AFTS, contentA, "", contentC), file_NameA_ContentABCD, file_NameAB_ContentABC);
+
+        assertAFTS(format(AFTS, contentA, "(0)", contentD));
+        assertAFTS(format(AFTS, contentA, "(1)", contentD));
+        assertAFTS(format(AFTS, contentA, "(2)", contentD), file_NameA_ContentABCD);
+        assertAFTS(format(AFTS, contentA, "(3)", contentD), file_NameA_ContentABCD);
+        assertAFTS(format(AFTS, contentA, "", contentD), file_NameA_ContentABCD);
+    }
+
+    @Test(groups = {TestGroup.SEARCH, TestGroup.TAGS, TestGroup.REGRESSION})
+    public void testProximitySearchUsingAFTSSyntaxForSpecificProperty()
+    {
+        final String AFTS = "cm:name:(%s *%s %s)";
+
+        assertAFTS(format(AFTS, nameA, "(0)", nameB), file_NameAB_ContentABC, file_NameABC_ContentAB, file_NameABCD_ContentA);
+        assertAFTS(format(AFTS, nameA, "(1)", nameB), file_NameAB_ContentABC, file_NameABC_ContentAB, file_NameABCD_ContentA);
+        assertAFTS(format(AFTS, nameA, "(2)", nameB), file_NameAB_ContentABC, file_NameABC_ContentAB, file_NameABCD_ContentA);
+        assertAFTS(format(AFTS, nameA, "(3)", nameB), file_NameAB_ContentABC, file_NameABC_ContentAB, file_NameABCD_ContentA);
+        assertAFTS(format(AFTS, nameA, "", nameB), file_NameAB_ContentABC, file_NameABC_ContentAB, file_NameABCD_ContentA);
+
+        assertAFTS(format(AFTS, nameA, "(0)", nameC));
+        assertAFTS(format(AFTS, nameA, "(1)", nameC), file_NameABC_ContentAB, file_NameABCD_ContentA);
+        assertAFTS(format(AFTS, nameA, "(2)", nameC), file_NameABC_ContentAB, file_NameABCD_ContentA);
+        assertAFTS(format(AFTS, nameA, "(3)", nameC), file_NameABC_ContentAB, file_NameABCD_ContentA);
+        assertAFTS(format(AFTS, nameA, "", nameC), file_NameABC_ContentAB, file_NameABCD_ContentA);
+
+        assertAFTS(format(AFTS, nameA, "(0)", nameD));
+        assertAFTS(format(AFTS, nameA, "(1)", nameD));
+        assertAFTS(format(AFTS, nameA, "(2)", nameD), file_NameABCD_ContentA);
+        assertAFTS(format(AFTS, nameA, "(3)", nameD), file_NameABCD_ContentA);
+        assertAFTS(format(AFTS, nameA, "", nameD), file_NameABCD_ContentA);
+    }
+
+    @Test(groups = {TestGroup.SEARCH, TestGroup.TAGS, TestGroup.REGRESSION})
+    public void testProximitySearchUsingLuceneSyntax()
+    {
+        final String lucene = "\"%s %s\"~%d";
+
+        assertLucene(format(lucene, contentA, contentB, 0), file_NameA_ContentABCD, file_NameAB_ContentABC, file_NameABC_ContentAB);
+        assertLucene(format(lucene, contentA, contentB, 1), file_NameA_ContentABCD, file_NameAB_ContentABC, file_NameABC_ContentAB);
+        assertLucene(format(lucene, contentA, contentB, 2), file_NameA_ContentABCD, file_NameAB_ContentABC, file_NameABC_ContentAB);
+        assertLucene(format(lucene, contentA, contentB, 3), file_NameA_ContentABCD, file_NameAB_ContentABC, file_NameABC_ContentAB);
+
+        assertLucene(format(lucene, contentA, contentC, 0));
+        assertLucene(format(lucene, contentA, contentC, 1), file_NameA_ContentABCD, file_NameAB_ContentABC);
+        assertLucene(format(lucene, contentA, contentC, 2), file_NameA_ContentABCD, file_NameAB_ContentABC);
+        assertLucene(format(lucene, contentA, contentC, 3), file_NameA_ContentABCD, file_NameAB_ContentABC);
+
+        assertLucene(format(lucene, contentA, contentD, 0));
+        assertLucene(format(lucene, contentA, contentD, 1));
+        assertLucene(format(lucene, contentA, contentD, 2), file_NameA_ContentABCD);
+        assertLucene(format(lucene, contentA, contentD, 3), file_NameA_ContentABCD);
+    }
+
+    @Test(groups = {TestGroup.SEARCH, TestGroup.TAGS, TestGroup.REGRESSION})
+    public void testProximitySearchUsingLuceneSyntaxForSpecificProperty()
+    {
+        final String lucene = "@cm\\:name:\"%s %s\"~%d";
+
+        assertLucene(format(lucene, nameA, nameB, 0), file_NameAB_ContentABC, file_NameABC_ContentAB, file_NameABCD_ContentA);
+        assertLucene(format(lucene, nameA, nameB, 1), file_NameAB_ContentABC, file_NameABC_ContentAB, file_NameABCD_ContentA);
+        assertLucene(format(lucene, nameA, nameB, 2), file_NameAB_ContentABC, file_NameABC_ContentAB, file_NameABCD_ContentA);
+        assertLucene(format(lucene, nameA, nameB, 3), file_NameAB_ContentABC, file_NameABC_ContentAB, file_NameABCD_ContentA);
+
+        assertLucene(format(lucene, nameA, nameC, 0));
+        assertLucene(format(lucene, nameA, nameC, 1), file_NameABC_ContentAB, file_NameABCD_ContentA);
+        assertLucene(format(lucene, nameA, nameC, 2), file_NameABC_ContentAB, file_NameABCD_ContentA);
+        assertLucene(format(lucene, nameA, nameC, 3), file_NameABC_ContentAB, file_NameABCD_ContentA);
+
+        assertLucene(format(lucene, nameA, nameD, 0));
+        assertLucene(format(lucene, nameA, nameD, 1));
+        assertLucene(format(lucene, nameA, nameD, 2), file_NameABCD_ContentA);
+        assertLucene(format(lucene, nameA, nameD, 3), file_NameABCD_ContentA);
+    }
+
+    private void assertLucene(String query, String... expected)
+    {
+        assertQueryResult("lucene", query, expected);
+    }
+
+    private void assertAFTS(String query, String... expected)
+    {
+        assertQueryResult("afts", query, expected);
+    }
+
+    private void assertQueryResult(String language, String query, String... expected)
+    {
+        final SearchRequest searchRequest = req(language, query);
+        if (expected.length == 0)
+        {
+            searchQueryService.expectNoResultsFromQuery(searchRequest, testUser);
+        }
+        else
+        {
+            searchQueryService.expectNodeRefsFromQuery(searchRequest, testUser, expected);
+        }
+    }
+
+    private String createContent(String filename, String content)
+    {
+        return dataContent
+                .usingAdmin()
+                .usingResource(contentRoot())
+                .createContent(new FileModel(filename, FileType.TEXT_PLAIN, content))
+                .getNodeRef();
+    }
+
+    private static ContentModel contentRoot()
+    {
+        final ContentModel root = new ContentModel("-root-");
+        root.setNodeRef(root.getName());
+        return root;
+    }
+
+    private String join(String... parts)
+    {
+        return String.join(" ", parts);
+    }
+
+    private static String uniqueString()
+    {
+        final UUID unique = UUID.randomUUID();
+        final StringBuilder result = new StringBuilder(Long.SIZE / 2);
+        for (long l : List.of(unique.getMostSignificantBits(), unique.getLeastSignificantBits()))
+        {
+            for (int i = Long.SIZE - 4; i >= 0; i -= 4)
+            {
+                int ch = 'a' + (byte) ((((l & (0xFL << i)) >> i)) & 0xFL);
+                result.append(Character.toChars(ch));
+            }
+        }
+        return result.toString();
+    }
+}
@@ -0,0 +1,522 @@
+/*
+ * #%L
+ * Alfresco Tas Elasticsearch
+ * %%
+ * Copyright (C) 2026 Alfresco Software Limited
+ * %%
+ * This file is part of the Alfresco software.
+ * If the software was purchased under a paid Alfresco license, the terms of
+ * the paid license agreement will prevail.  Otherwise, the software is
+ * provided under the following open source license terms:
+ *
+ * Alfresco is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Alfresco is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
+ * #L%
+ */
+package org.alfresco.elasticsearch;
+
+import static org.alfresco.elasticsearch.SearchQueryService.req;
+
+import java.util.Collection;
+import java.util.Collections;
+import java.util.List;
+import java.util.Objects;
+import java.util.UUID;
+import java.util.stream.Collectors;
+import java.util.stream.Stream;
+
+import org.apache.chemistry.opencmis.client.api.CmisObject;
+import org.apache.chemistry.opencmis.client.api.Document;
+import org.apache.chemistry.opencmis.client.api.Folder;
+import org.apache.chemistry.opencmis.client.api.Session;
+import org.apache.logging.log4j.util.Strings;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.testng.AbstractTestNGSpringContextTests;
+import org.testng.annotations.BeforeClass;
+import org.testng.annotations.Test;
+
+import org.alfresco.dataprep.AlfrescoHttpClientFactory;
+import org.alfresco.dataprep.CMISUtil;
+import org.alfresco.dataprep.ContentActions;
+import org.alfresco.dataprep.SiteService.Visibility;
+import org.alfresco.rest.core.RestWrapper;
+import org.alfresco.rest.search.SearchRequest;
+import org.alfresco.tas.AlfrescoStackInitializer;
+import org.alfresco.utility.data.DataContent;
+import org.alfresco.utility.data.DataSite;
+import org.alfresco.utility.data.DataUser;
+import org.alfresco.utility.model.ContentModel;
+import org.alfresco.utility.model.FileModel;
+import org.alfresco.utility.model.FileType;
+import org.alfresco.utility.model.FolderModel;
+import org.alfresco.utility.model.SiteModel;
+import org.alfresco.utility.model.TestGroup;
+import org.alfresco.utility.model.UserModel;
+import org.alfresco.utility.network.ServerHealth;
+import org.alfresco.utility.report.log.Step;
+
+@ContextConfiguration(locations = "classpath:alfresco-elasticsearch-context.xml",
+        initializers = AlfrescoStackInitializer.class)
+public class ElasticsearchSiteIndexingTests extends AbstractTestNGSpringContextTests
+{
+    private static final Iterable<String> LANGUAGES_TO_CHECK = List.of("afts", "lucene");
+    private static final FileModel DOCUMENT_LIBRARY = new FileModel("documentLibrary");
+    private static final String FILENAME_PREFIX = "EsSiteTest";
+    private static final String FILE_CONTENT_CONDITION = " TEXT:" + FILENAME_PREFIX + "*";
+    private static final String SAMPLE_SITE_ID = "swsdp";
+    private static final String ALL_SITES = "_ALL_SITES_ ";
+    private static final String EVERYTHING = "_EVERYTHING_ ";
+
+    @Autowired
+    ServerHealth serverHealth;
+
+    @Autowired
+    DataUser dataUser;
+
+    @Autowired
+    DataContent dataContent;
+
+    @Autowired
+    public DataSite dataSite;
+
+    @Autowired
+    private AlfrescoHttpClientFactory alfrescoHttpClientFactory;
+
+    @Autowired
+    SearchQueryService searchQueryService;
+
+    @Autowired
+    protected RestWrapper restClient;
+
+    private UserModel testUser;
+    private UserModel siteCreator;
+    private FolderModel testFolder;
+    private SiteModel testSite1;
+    private SiteModel testSite2;
+    private FileModel fileNotInSite;
+    private FileModel file1;
+    private FileModel file2;
+    private FileModel file3;
+    private FileModel file4;
+
+    @BeforeClass(alwaysRun = true)
+    public void dataPreparation()
+    {
+        serverHealth.assertServerIsOnline();
+
+        Step.STEP("Create test users and a folder.");
+        testUser = dataUser.createRandomTestUser();
+        siteCreator = dataUser.createRandomTestUser();
+        testFolder = dataContent
+                .usingAdmin()
+                .usingResource(contentRoot())
+                .createFolder(new FolderModel(unique("FOLDER")));
+    }
+
+    @Test(groups = {TestGroup.SEARCH, TestGroup.SITES, TestGroup.REGRESSION})
+    public void testSiteUseCasesForCreateModifyDeleteSite()
+    {
+        // Remove the automatically created Sample Site
+        deleteSite(SAMPLE_SITE_ID);
+
+        // Sometimes this test may fail, so if previous data exists it must be deleted before the next run
+        Stream.of(fileNotInSite, file1, file2, file3, file4)
+                .filter(Objects::nonNull)
+                .forEach(this::deleteFile);
+        Stream.of(testSite1, testSite2)
+                .filter(Objects::nonNull)
+                .map(SiteModel::getId)
+                .forEach(this::deleteSite);
+
+        Step.STEP("Site creation use cases");
+
+        // Check there are no files within or without a site, that have the given filename prefix
+        assertSiteQueryResult(ALL_SITES, List.of());
+        assertSiteQueryResult(EVERYTHING, "AND", FILE_CONTENT_CONDITION, List.of());
+
+        // Create a file with the given filename prefix, outside any site
+        fileNotInSite = new FileModel(unique(FILENAME_PREFIX) + ".txt", FileType.TEXT_PLAIN, "Content for fileNotInSite");
+        fileNotInSite = dataContent
+                .usingAdmin()
+                .usingResource(testFolder)
+                .createContent(fileNotInSite);
+
+        // Search with condition of filename prefix - we should see the file using EVERYTHING but not from ALL_SITES
+        assertSiteQueryResult(ALL_SITES, "AND", FILE_CONTENT_CONDITION, List.of());
+        assertSiteQueryResult(EVERYTHING, "AND", FILE_CONTENT_CONDITION, List.of(fileNotInSite));
+
+        // No sites should exist - expect no results
+        assertSiteQueryResult(ALL_SITES, List.of());
+        assertSiteQueryResult(unique("NoSuchSite"), List.of());
+
+        // Create one empty public site - expect no results other than document library
+        testSite1 = createPublicSite();
+        assertSiteQueryResult(testSite1.getId(), List.of(DOCUMENT_LIBRARY));
+        assertSiteQueryResult(ALL_SITES, List.of(DOCUMENT_LIBRARY));
+        assertSiteQueryResult(EVERYTHING, "AND", FILE_CONTENT_CONDITION, List.of(fileNotInSite));
+
+        // Create a file in public site - expect one file plus the document library.
+        file1 = createContentInSite(testSite1, FILENAME_PREFIX + "test1");
+        assertSiteQueryResult(testSite1.getId(), List.of(DOCUMENT_LIBRARY, file1));
+        assertSiteQueryResult(ALL_SITES, List.of(DOCUMENT_LIBRARY, file1));
+        assertSiteQueryResult(EVERYTHING, "AND", FILE_CONTENT_CONDITION, List.of(fileNotInSite, file1));
+
+        // Create another file in public site - expect two files plus the document library.
+        file2 = createContentInSite(testSite1, FILENAME_PREFIX + "test2");
+        assertSiteQueryResult(testSite1.getId(), List.of(DOCUMENT_LIBRARY, file1, file2));
+        assertSiteQueryResult(ALL_SITES, List.of(DOCUMENT_LIBRARY, file1, file2));
+        assertSiteQueryResult(EVERYTHING, "AND", FILE_CONTENT_CONDITION, List.of(fileNotInSite, file1, file2));
+
+        // Create a second public site, empty - expect no results other than document library
+        testSite2 = createPublicSite();
+        assertSiteQueryResult(testSite2.getId(), List.of(DOCUMENT_LIBRARY));
+        assertSiteQueryResult(testSite1.getId(), List.of(DOCUMENT_LIBRARY, file1, file2));
+        assertSiteQueryResult(ALL_SITES, List.of(DOCUMENT_LIBRARY, file1, file2));
+        assertSiteQueryResult(EVERYTHING, "AND", FILE_CONTENT_CONDITION, List.of(fileNotInSite, file1, file2));
+
+        // Create a file in second public site - expect one file plus the document library.
+        file3 = createContentInSite(testSite2, FILENAME_PREFIX + "test3");
+        assertSiteQueryResult(testSite2.getId(), List.of(DOCUMENT_LIBRARY, file3));
+        assertSiteQueryResult(testSite1.getId(), List.of(DOCUMENT_LIBRARY, file1, file2));
+        assertSiteQueryResult(ALL_SITES, List.of(DOCUMENT_LIBRARY, file1, file2, file3));
+        assertSiteQueryResult(EVERYTHING, "AND", FILE_CONTENT_CONDITION, List.of(fileNotInSite, file1, file2, file3));
+
+        // Create another file in second public site - expect two files plus the document library.
+        file4 = createContentInSite(testSite2, FILENAME_PREFIX + "test4");
+        assertSiteQueryResult(testSite2.getId(), List.of(DOCUMENT_LIBRARY, file3, file4));
+        assertSiteQueryResult(testSite1.getId(), List.of(DOCUMENT_LIBRARY, file1, file2));
+        assertSiteQueryResult(ALL_SITES, List.of(DOCUMENT_LIBRARY, file1, file2, file3, file4));
+        assertSiteQueryResult(EVERYTHING, "AND", FILE_CONTENT_CONDITION, List.of(fileNotInSite, file1, file2, file3, file4));
+
+        // Test disjunction and conjunction using SITE: and SITE:
+        assertSiteQueryResult(testSite1.getId(), "OR", " SITE:" + testSite2.getId(), List.of(DOCUMENT_LIBRARY, file1, file2, file3, file4));
+        assertSiteQueryResult(testSite1.getId(), "OR", " SITE:" + unique("NoSuchSite"), List.of(DOCUMENT_LIBRARY, file1, file2));
+        assertSiteQueryResult(testSite1.getId(), "AND", " SITE:" + unique("NoSuchSite"), List.of());
+
+        // Test conjunction using SITE: and TEXT:
+        assertSiteQueryResult(testSite1.getId(), "AND", " TEXT:" + FILENAME_PREFIX + "test2*", List.of(file2));
+        assertSiteQueryResult(testSite1.getId(), "AND", " TEXT:" + FILENAME_PREFIX + "testX*", List.of());
+        assertSiteQueryResult(EVERYTHING, "AND", " TEXT:" + FILENAME_PREFIX + "test2*", List.of(file2));
+        assertSiteQueryResult(EVERYTHING, "AND", " TEXT:" + FILENAME_PREFIX + "testX*", List.of());
+        assertSiteQueryResult(ALL_SITES, "AND", " TEXT:" + FILENAME_PREFIX + "test2*", List.of(file2));
+        assertSiteQueryResult(ALL_SITES, "AND", " TEXT:" + FILENAME_PREFIX + "testX*", List.of());
+
+        // Test modify site
+        Step.STEP("Site modification use cases");
+
+        // Verify site creating user can see all files in both public sites
+        assertSiteQueryResult(siteCreator, testSite1.getId(), List.of(DOCUMENT_LIBRARY, file1, file2));
+        assertSiteQueryResult(siteCreator, testSite2.getId(), List.of(DOCUMENT_LIBRARY, file3, file4));
+        assertSiteQueryResult(siteCreator, ALL_SITES, List.of(DOCUMENT_LIBRARY, file1, file2, file3, file4));
+        assertSiteQueryResult(siteCreator, EVERYTHING, "AND", FILE_CONTENT_CONDITION, List.of(fileNotInSite, file1, file2, file3, file4));
+
+        // Verify user who is not a member of any sites can see all files in both public sites
+        UserModel publicUser = dataUser.createRandomTestUser();
+        assertSiteQueryResult(publicUser, testSite1.getId(), List.of(DOCUMENT_LIBRARY, file1, file2));
+        assertSiteQueryResult(publicUser, testSite2.getId(), List.of(DOCUMENT_LIBRARY, file3, file4));
+        assertSiteQueryResult(publicUser, ALL_SITES, List.of(DOCUMENT_LIBRARY, file1, file2, file3, file4));
+        assertSiteQueryResult(publicUser, EVERYTHING, "AND", FILE_CONTENT_CONDITION, List.of(fileNotInSite, file1, file2, file3, file4));
+
+        // Change first site's visibility to private - verify site creator can still see all files in both sites
+        dataSite.usingUser(siteCreator).updateSiteVisibility(testSite1, Visibility.PRIVATE);
+        assertSiteQueryResult(siteCreator, testSite1.getId(), List.of(DOCUMENT_LIBRARY, file1, file2));
+        assertSiteQueryResult(siteCreator, testSite2.getId(), List.of(DOCUMENT_LIBRARY, file3, file4));
+        assertSiteQueryResult(siteCreator, ALL_SITES, List.of(DOCUMENT_LIBRARY, file1, file2, file3, file4));
+        assertSiteQueryResult(siteCreator, EVERYTHING, "AND", FILE_CONTENT_CONDITION, List.of(fileNotInSite, file1, file2, file3, file4));
+
+        // Verify user who is not a member of any sites can see files in public site but not see files in private site
+        assertSiteQueryResult(publicUser, testSite1.getId(), List.of());
+        assertSiteQueryResult(publicUser, testSite2.getId(), List.of(DOCUMENT_LIBRARY, file3, file4));
+        assertSiteQueryResult(publicUser, ALL_SITES, List.of(DOCUMENT_LIBRARY, file3, file4));
+        assertSiteQueryResult(publicUser, EVERYTHING, "AND", FILE_CONTENT_CONDITION, List.of(fileNotInSite, file3, file4));
+
+        // Change site visibility back to public - user who is not a member of any sites can see files in both sites again
+        dataSite.usingUser(siteCreator).updateSiteVisibility(testSite1, Visibility.PUBLIC);
+        assertSiteQueryResult(publicUser, testSite1.getId(), List.of(DOCUMENT_LIBRARY, file1, file2));
+        assertSiteQueryResult(publicUser, testSite2.getId(), List.of(DOCUMENT_LIBRARY, file3, file4));
+        assertSiteQueryResult(publicUser, ALL_SITES, List.of(DOCUMENT_LIBRARY, file1, file2, file3, file4));
+        assertSiteQueryResult(publicUser, EVERYTHING, "AND", FILE_CONTENT_CONDITION, List.of(fileNotInSite, file1, file2, file3, file4));
+
+        // Test delete site
+        Step.STEP("Site deletion use cases");
+
+        // Delete one site - expect no results for that site
+        deleteSite(testSite1.getId());
+        assertSiteQueryResult(testSite1.getId(), List.of());
+        assertSiteQueryResult(testSite2.getId(), List.of(DOCUMENT_LIBRARY, file3, file4));
+        assertSiteQueryResult(ALL_SITES, List.of(DOCUMENT_LIBRARY, file3, file4));
+        assertSiteQueryResult(EVERYTHING, "AND", FILE_CONTENT_CONDITION, List.of(fileNotInSite, file3, file4));
+
+        // Delete remaining site - expect no results
+        deleteSite(testSite2.getId());
+        assertSiteQueryResult(testSite2.getId(), List.of());
+        assertSiteQueryResult(testSite1.getId(), List.of());
+        assertSiteQueryResult(ALL_SITES, List.of());
+        assertSiteQueryResult(EVERYTHING, "AND", FILE_CONTENT_CONDITION, List.of(fileNotInSite));
+    }
+
+    @Test(groups = {TestGroup.SEARCH, TestGroup.SITES, TestGroup.REGRESSION})
+    public void manipulatingFilesAndContentBetweenSites()
+    {
+        Step.STEP("Moving files between sites and modifying content use cases");
+
+        SiteModel publicSite1 = createPublicSite(siteCreator);
+        SiteModel publicSite2 = createPublicSite(siteCreator);
+        FileModel file5 = createContentInSite(publicSite1, "file5");
+        assertSiteQueryResult(publicSite1.getId(), List.of(DOCUMENT_LIBRARY, file5));
+
+        // Moving a file between sites.
+        moveFile(file5, publicSite1, publicSite2);
+        assertSiteQueryResult(publicSite1.getId(), List.of(DOCUMENT_LIBRARY));
+        assertSiteQueryResult(publicSite2.getId(), List.of(DOCUMENT_LIBRARY, file5));
+
+        // Moving a file out of a site.
+        moveFileOutsideOfSite(file5, publicSite2, testFolder);
+        assertSiteQueryResult(publicSite2.getId(), List.of(DOCUMENT_LIBRARY));
+
+        // Moving a file to the site
+        FileModel file6 = dataContent
+                .usingAdmin()
+                .usingResource(contentRoot())
+                .createContent(CMISUtil.DocumentType.TEXT_PLAIN);
+        FileModel file7 = createContentInSite(publicSite1, "file7"); // Ensuring that DocumentLibrary exists in the publicSite1
+        assertSiteQueryResult(publicSite1.getId(), List.of(DOCUMENT_LIBRARY, file7));
+        moveFileToTheSite(file6, publicSite1);
+        assertSiteQueryResult(publicSite1.getId(), List.of(DOCUMENT_LIBRARY, file6, file7));
+
+        // Removing file.
+        FileModel file8 = createContentInSite(publicSite2, "file8");
+        assertSiteQueryResult(publicSite2.getId(), List.of(DOCUMENT_LIBRARY, file8));
+        deleteFile(file8);
+        assertSiteQueryResult(publicSite2.getId(), List.of(DOCUMENT_LIBRARY));
+
+        // Document modification.
+        FileModel file9 = createContentInSite(publicSite2, "file9", "Initial Content.");
+        assertContentInGivenFileUnderSiteQueryResult(publicSite2.getId(), "initial", List.of(file9));
+        modifyDocument(file9, "Modified Content.");
+        assertContentInGivenFileUnderSiteQueryResult(publicSite2.getId(), "modified", List.of(file9));
+
+        // Cleanup.
+        deleteFiles(file6, file7, file9);
+        dataContent.usingAdmin().deleteSite(publicSite1);
+        dataContent.usingAdmin().deleteSite(publicSite2);
+    }
+
+    private void deleteFiles(FileModel... fileModels)
+    {
+        for (FileModel fileModel : fileModels)
+        {
+            deleteFile(fileModel);
+        }
+    }
+
+    private void moveFileToTheSite(FileModel file, SiteModel targetSite)
+    {
+        Session session = dataContent.getContentActions().getCMISSession(alfrescoHttpClientFactory.getAdminUser(), alfrescoHttpClientFactory.getAdminPassword());
+        ContentActions actions = dataContent.usingAdmin().getContentActions();
+        CmisObject objFrom = actions.getCmisObject(session, file.getName());
+        CmisObject objTarget = session.getObjectByPath("/Sites/" + targetSite.getId() + "/documentLibrary");
+
+        List parents;
+        CmisObject parent;
+        if (objFrom instanceof Document)
+        {
+            Document d = (Document) objFrom;
+            parents = d.getParents();
+            parent = session.getObject(((Folder) parents.get(0)).getId());
+            d.move(parent, objTarget);
+        }
+        else if (objFrom instanceof Folder)
+        {
+            Folder f = (Folder) objFrom;
+            parents = f.getParents();
+            parent = session.getObject(((Folder) parents.get(0)).getId());
+            f.move(parent, objTarget);
+        }
+    }
+
+    private void assertSiteQueryResult(String siteName, Collection<ContentModel> contentModels)
+    {
+        assertSiteQueryResult(testUser, siteName, contentModels);
+    }
+
+    private void assertSiteQueryResult(UserModel user, String siteName, Collection<ContentModel> contentModels)
+    {
+        final List<String> contentNames = contentModels
+                .stream()
+                .map(ContentModel::getName)
+                .collect(Collectors.toList());
+
+        for (final String language : LANGUAGES_TO_CHECK)
+        {
+            Step.STEP("Searching for SITE `" + siteName + "` using `" + language + "` language.");
+            final SearchRequest query = req(language, "SITE:" + siteName + " ");
+            if (contentNames.isEmpty())
+            {
+                searchQueryService.expectNoResultsFromQuery(query, user);
+            }
+            else
+            {
+                Collections.shuffle(contentNames);
+                searchQueryService.expectResultsFromQuery(query, user, contentNames.toArray(String[]::new));
+            }
+        }
+    }
+
+    private void assertSiteQueryResult(String site1Name, String operator, String condition, Collection<ContentModel> contentModels)
+    {
+        assertSiteQueryResult(testUser, site1Name, operator, condition, contentModels);
+    }
+
+    private void assertSiteQueryResult(UserModel user, String site1Name, String operator, String condition, Collection<ContentModel> contentModels)
+    {
+        final List<String> contentNames = contentModels
+                .stream()
+                .map(ContentModel::getName)
+                .collect(Collectors.toList());
+
+        for (final String language : LANGUAGES_TO_CHECK)
+        {
+            Step.STEP("Searching for SITE `" + site1Name + "` " + operator + " `" + condition + "` using `" + language + "` language.");
+            final SearchRequest query = req(language, "SITE:" + site1Name + " " + operator + condition);
+            if (contentNames.isEmpty())
+            {
+                searchQueryService.expectNoResultsFromQuery(query, user);
+            }
+            else
+            {
+                Collections.shuffle(contentNames);
+                searchQueryService.expectResultsFromQuery(query, user, contentNames.toArray(String[]::new));
+            }
+        }
+    }
+
+    private void assertContentInGivenFileUnderSiteQueryResult(String siteName, String content, Collection<ContentModel> contentModels)
+    {
+        final List<String> contentNames = contentModels
+                .stream()
+                .map(ContentModel::getName)
+                .collect(Collectors.toList());
+        for (final String language : LANGUAGES_TO_CHECK)
+        {
+            Step.STEP("Searching for SITE `" + siteName + "` and content:'" + content + "' using `" + language + "` language.");
+            final SearchRequest query = req(language, "SITE:" + siteName + " AND TEXT:" + content + " ");
+            searchQueryService.expectResultsFromQuery(query, testUser, contentNames.toArray(String[]::new));
+        }
+    }
+
+    private void modifyDocument(FileModel file, String newContent)
+    {
+        dataContent.usingUser(siteCreator).usingResource(file)
+                .updateContent(newContent);
+    }
+
+    private void deleteFile(ContentModel contentModel)
+    {
+        dataContent
+                .usingAdmin()
+                .usingResource(contentModel)
+                .deleteContent();
+    }
+
+    private void moveFile(FileModel file, SiteModel sourceSite, SiteModel targetSite)
+    {
+        moveFile(file, sourceSite, targetSite, null);
+    }
+
+    private void moveFile(FileModel file, SiteModel sourceSite, SiteModel targetSite, ContentModel targetFolder)
+    {
+        Session session = dataContent.getContentActions().getCMISSession(siteCreator.getUsername(), siteCreator.getPassword());
+        dataContent.usingUser(siteCreator).getContentActions()
+                .moveTo(
+                        session,
+                        sourceSite.getId(),
+                        file.getName(),
+                        targetSite.getId(),
+                        targetFolder != null ? targetFolder.getName() : Strings.EMPTY // if empty then target folder is documentLibrary (which is default target location)
+                );
+    }
+
+    private void moveFileOutsideOfSite(FileModel file, SiteModel sourceSite, ContentModel targetContentModel)
+    {
+        Session session = dataContent.getContentActions().getCMISSession(alfrescoHttpClientFactory.getAdminUser(), alfrescoHttpClientFactory.getAdminPassword());
+        ContentActions actions = dataContent.usingAdmin().getContentActions();
+        CmisObject objFrom = actions.getCmisObject(session, sourceSite.getId(), file.getName());
+        CmisObject objTarget = actions.getCmisObject(session, targetContentModel.getCmisLocation());
+
+        List parents;
+        CmisObject parent;
+        if (objFrom instanceof Document)
+        {
+            Document d = (Document) objFrom;
+            parents = d.getParents();
+            parent = session.getObject(((Folder) parents.get(0)).getId());
+            d.move(parent, objTarget);
+        }
+        else if (objFrom instanceof Folder)
+        {
+            Folder f = (Folder) objFrom;
+            parents = f.getParents();
+            parent = session.getObject(((Folder) parents.get(0)).getId());
+            f.move(parent, objTarget);
+        }
+    }
+
+    private FileModel createContentInSite(SiteModel site, String fileName)
+    {
+        return createContentInSite(site, fileName, "Content for " + fileName);
+    }
+
+    private FileModel createContentInSite(SiteModel site, String fileName, String content)
+    {
+        final FileModel file = new FileModel(unique(fileName) + ".txt", FileType.TEXT_PLAIN, content);
+        return dataContent.usingUser(siteCreator)
+                .usingSite(site)
+                .createContent(file);
+    }
+
+    private SiteModel createPublicSite()
+    {
+        return createPublicSite(siteCreator);
+    }
+
+    private SiteModel createPublicSite(UserModel user)
+    {
+        SiteModel createdSite = dataSite.usingUser(user).createPublicRandomSite();
+        Step.STEP("Created public site '" + createdSite.getId() + "'.");
+        return createdSite;
+    }
+
+    private void deleteSite(String siteId)
+    {
+        Step.STEP("Deleting site '" + siteId + "', if it exists");
+        SiteModel siteToDelete = new SiteModel(siteId);
+        if (dataSite.usingAdmin().isSiteCreated(siteToDelete))
+        {
+            dataSite.usingAdmin().deleteSite(siteToDelete);
+        }
+    }
+
+    private static ContentModel contentRoot()
+    {
+        final ContentModel root = new ContentModel("-root-");
+        root.setNodeRef(root.getName());
+        return root;
+    }
+
+    private static String unique(String prefix)
+    {
+        return prefix + "-" + UUID.randomUUID();
+    }
+}
@@ -0,0 +1,279 @@
+/*
+ * #%L
+ * Alfresco Tas Elasticsearch
+ * %%
+ * Copyright (C) 2026 Alfresco Software Limited
+ * %%
+ * This file is part of the Alfresco software.
+ * If the software was purchased under a paid Alfresco license, the terms of
+ * the paid license agreement will prevail.  Otherwise, the software is
+ * provided under the following open source license terms:
+ *
+ * Alfresco is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Alfresco is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
+ * #L%
+ */
+package org.alfresco.elasticsearch;
+
+import static org.springframework.http.HttpStatus.OK;
+import static org.testng.Assert.assertNotNull;
+import static org.testng.Assert.assertTrue;
+
+import static org.alfresco.elasticsearch.SearchQueryService.req;
+
+import java.util.*;
+import java.util.stream.Collectors;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.testng.AbstractTestNGSpringContextTests;
+import org.testng.annotations.BeforeClass;
+import org.testng.annotations.Test;
+
+import org.alfresco.dataprep.AlfrescoHttpClientFactory;
+import org.alfresco.rest.core.RestWrapper;
+import org.alfresco.rest.model.RestTagModel;
+import org.alfresco.rest.search.SearchRequest;
+import org.alfresco.tas.AlfrescoStackInitializer;
+import org.alfresco.utility.data.DataContent;
+import org.alfresco.utility.data.DataUser;
+import org.alfresco.utility.model.*;
+import org.alfresco.utility.network.ServerHealth;
+import org.alfresco.utility.report.log.Step;
+
+@ContextConfiguration(locations = "classpath:alfresco-elasticsearch-context.xml",
+        initializers = AlfrescoStackInitializer.class)
+public class ElasticsearchTagIndexingTests extends AbstractTestNGSpringContextTests
+{
+    private static final Iterable<String> LANGUAGES_TO_CHECK = List.of("afts", "lucene");
+
+    @Autowired
+    ServerHealth serverHealth;
+
+    @Autowired
+    DataUser dataUser;
+
+    @Autowired
+    DataContent dataContent;
+
+    @Autowired
+    private AlfrescoHttpClientFactory alfrescoHttpClientFactory;
+
+    @Autowired
+    SearchQueryService searchQueryService;
+
+    @Autowired
+    protected RestWrapper restClient;
+
+    private UserModel testUser;
+    private FolderModel testFolder;
+
+    @BeforeClass(alwaysRun = true)
+    public void dataPreparation()
+    {
+        serverHealth.assertServerIsOnline();
+
+        testUser = dataUser.createRandomTestUser();
+        testFolder = dataContent
+                .usingAdmin()
+                .usingResource(contentRoot())
+                .createFolder(new FolderModel(unique("FOLDER")));
+    }
+
+    @Test(groups = {TestGroup.SEARCH, TestGroup.TAGS, TestGroup.REGRESSION})
+    public void testTAGUseCases()
+    {
+        final String tag1 = unique("TAG1");
+
+        // No result for not existing tag
+        assertTagQueryResult(tag1, List.of());
+
+        // Tag first file - tag is created - expect single result
+        final FileModel file1 = givenFile("test1");
+        tagContent(file1, tag1);
+        assertTagQueryResult(tag1, List.of(file1));
+
+        // Tag another file - tag is reused - expect two items in the result
+        final FileModel file2 = givenFile("test2");
+        tagContent(file2, tag1);
+        assertTagQueryResult(tag1, List.of(file1, file2));
+
+        final String tag2 = unique("TAG2");
+
+        // Just a sanity check - No result for the second tag
+        assertTagQueryResult(tag2, List.of());
+
+        // Tag second file with a new tag
+        final String tag2Id = tagContent(file2, tag2);
+        assertTagQueryResult(tag1, List.of(file1, file2));
+        assertTagQueryResult(tag2, List.of(file2));
+
+        // Tag new file with the second tag
+        final FileModel file3 = givenFile("test3");
+        tagContent(file3, tag2);
+        assertTagQueryResult(tag1, List.of(file1, file2));
+        assertTagQueryResult(tag2, List.of(file2, file3));
+
+        // test disjunction and conjunction
+        assertTagQueryResult(tag1, "OR", tag2, List.of(file1, file2, file3));
+        assertTagQueryResult(tag1, "AND", tag2, List.of(file2));
+        final String unknownTag = unique("unknown");
+        assertTagQueryResult(tag1, "OR", unknownTag, List.of(file1, file2));
+        assertTagQueryResult(tag1, "AND", unknownTag, List.of());
+
+        // Delete file
+        deleteFile(file1);
+        assertTagQueryResult(tag1, List.of(file2));
+        assertTagQueryResult(tag2, List.of(file2, file3));
+
+        // Rename tag
+        final String newTag2 = unique("NEW-TAG2");
+        assertTagQueryResult(newTag2, List.of());
+        renameTag(tag2Id, newTag2);
+        assertTagQueryResult(tag1, List.of(file2));
+        assertTagQueryResult(newTag2, List.of(file2, file3));
+        assertTagQueryResult(tag2, List.of());
+
+        // Delete tag
+        deleteTag(file3, newTag2);
+        assertTagQueryResult(tag1, List.of(file2));
+        assertTagQueryResult(tag2, List.of());
+        assertTagQueryResult(newTag2, List.of(file2));
+    }
+
+    private void assertTagQueryResult(String tag1Name, String operator, String tag2Name, Collection<ContentModel> contentModels)
+    {
+        final List<String> contentNames = contentModels
+                .stream()
+                .map(ContentModel::getName)
+                .collect(Collectors.toList());
+
+        for (final String tag1 : tagVariantsToCheck(tag1Name))
+        {
+            for (final String tag2 : tagVariantsToCheck(tag2Name))
+            {
+                for (final String language : LANGUAGES_TO_CHECK)
+                {
+                    Step.STEP("Searching for TAG `" + tag1 + "` " + operator + " `" + tag2 + "` using `" + language + "` language.");
+                    final SearchRequest query = req(language, "TAG:" + tag1 + " " + operator + " TAG:" + tag2);
+                    if (contentNames.isEmpty())
+                    {
+                        searchQueryService.expectNoResultsFromQuery(query, testUser);
+                    }
+                    else
+                    {
+                        Collections.shuffle(contentNames);
+                        searchQueryService.expectResultsFromQuery(query, testUser, contentNames.toArray(String[]::new));
+                    }
+                }
+            }
+        }
+    }
+
+    private void assertTagQueryResult(String tagName, Collection<ContentModel> contentModels)
+    {
+        final List<String> contentNames = contentModels
+                .stream()
+                .map(ContentModel::getName)
+                .collect(Collectors.toList());
+
+        for (final String tag : tagVariantsToCheck(tagName))
+        {
+            for (final String language : LANGUAGES_TO_CHECK)
+            {
+                Step.STEP("Searching for TAG `" + tag + "` using `" + language + "` language.");
+                final SearchRequest query = req(language, "TAG:" + tag);
+                if (contentNames.isEmpty())
+                {
+                    searchQueryService.expectNoResultsFromQuery(query, testUser);
+                }
+                else
+                {
+                    Collections.shuffle(contentNames);
+                    searchQueryService.expectResultsFromQuery(query, testUser, contentNames.toArray(String[]::new));
+                }
+            }
+        }
+    }
+
+    private Iterable<String> tagVariantsToCheck(String tagName)
+    {
+        return List.of(
+                tagName.toLowerCase(Locale.ROOT),
+                tagName.toUpperCase(Locale.ROOT),
+                "\"" + tagName.toLowerCase(Locale.ROOT) + "\"",
+                "\"" + tagName.toUpperCase(Locale.ROOT) + "\"");
+    }
+
+    private FileModel givenFile(final String fileName)
+    {
+        final FileModel file = new FileModel(unique(fileName), FileType.TEXT_PLAIN, "Content for " + fileName);
+        return dataContent
+                .usingAdmin()
+                .usingResource(testFolder)
+                .createContent(file);
+    }
+
+    private String tagContent(ContentModel contentModel, String tag)
+    {
+        var tagModel = new TagModel(tag);
+        dataContent
+                .usingAdmin()
+                .usingResource(contentModel)
+                .addTagToContent(tagModel);
+
+        final String tagNodeId = dataContent.getContentActions().getTagNodeRef(
+                dataContent.getCurrentUser().getUsername(), dataContent.getCurrentUser().getPassword(),
+                contentModel.getCmisLocation(), tag);
+        assertNotNull(tagNodeId, "Tag node ref must exist.");
+        return tagNodeId;
+    }
+
+    private void deleteFile(ContentModel contentModel)
+    {
+        dataContent
+                .usingAdmin()
+                .usingResource(contentModel)
+                .deleteContent();
+    }
+
+    private void deleteTag(ContentModel contentModel, String tagName)
+    {
+        boolean deleted = dataContent
+                .usingAdmin()
+                .getContentActions()
+                .removeTag(
+                        dataContent.getCurrentUser().getUsername(), dataContent.getCurrentUser().getPassword(),
+                        contentModel.getCmisLocation(), tagName);
+        assertTrue(deleted, "Tag should be deleted.");
+    }
+
+    private void renameTag(String tagId, String newName)
+    {
+        RestTagModel tag = RestTagModel.builder().id(tagId).create();
+        RestTagModel update = restClient.authenticateUser(dataContent.getAdminUser()).withCoreAPI().usingTag(tag).update(newName);
+        restClient.assertStatusCodeIs(OK);
+    }
+
+    private static ContentModel contentRoot()
+    {
+        final ContentModel root = new ContentModel("-root-");
+        root.setNodeRef(root.getName());
+        return root;
+    }
+
+    private static String unique(String prefix)
+    {
+        return prefix + "-" + UUID.randomUUID();
+    }
+}
@@ -0,0 +1,316 @@
+/*
+ * #%L
+ * Alfresco Tas Elasticsearch
+ * %%
+ * Copyright (C) 2026 Alfresco Software Limited
+ * %%
+ * This file is part of the Alfresco software.
+ * If the software was purchased under a paid Alfresco license, the terms of
+ * the paid license agreement will prevail.  Otherwise, the software is
+ * provided under the following open source license terms:
+ *
+ * Alfresco is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Alfresco is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
+ * #L%
+ */
+package org.alfresco.elasticsearch;
+
+import static org.alfresco.elasticsearch.SearchQueryService.req;
+import static org.alfresco.utility.data.RandomData.getRandomFile;
+import static org.alfresco.utility.data.RandomData.getRandomName;
+import static org.alfresco.utility.report.log.Step.STEP;
+
+import java.util.Map;
+
+import org.apache.commons.lang3.StringUtils;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.testng.AbstractTestNGSpringContextTests;
+import org.testng.annotations.AfterClass;
+import org.testng.annotations.BeforeClass;
+import org.testng.annotations.Test;
+
+import org.alfresco.rest.model.RestTagModel;
+import org.alfresco.rest.search.RestRequestDefaultsModel;
+import org.alfresco.rest.search.SearchRequest;
+import org.alfresco.tas.AlfrescoStackInitializer;
+import org.alfresco.utility.Utility;
+import org.alfresco.utility.data.DataContent;
+import org.alfresco.utility.data.DataUser;
+import org.alfresco.utility.model.ContentModel;
+import org.alfresco.utility.model.FileModel;
+import org.alfresco.utility.model.FileType;
+import org.alfresco.utility.model.FolderModel;
+import org.alfresco.utility.model.TestGroup;
+import org.alfresco.utility.model.UserModel;
+import org.alfresco.utility.network.ServerHealth;
+
+@ContextConfiguration(locations = "classpath:alfresco-elasticsearch-context.xml",
+        initializers = AlfrescoStackInitializer.class)
+public class ElasticsearchTemplateSearchTests extends AbstractTestNGSpringContextTests
+{
+    private static final String SEARCH_TERM = "sample";
+
+    @Autowired
+    private ServerHealth serverHealth;
+
+    @Autowired
+    private DataUser dataUser;
+
+    @Autowired
+    private DataContent dataContent;
+
+    @Autowired
+    private SearchQueryService searchQueryService;
+
+    private UserModel testUser;
+    private FolderModel testParentFolder;
+    /** Pre-built ANCESTOR clause for the test parent folder. */
+    private String ancestorClause;
+    private ContentModel fileWithTermInName;
+    private ContentModel fileWithPhraseInContent;
+    private ContentModel fileWithTermInTitle;
+    private ContentModel fileWithTermInDescription;
+    private ContentModel fileWithTermInTag;
+    private ContentModel fileWithDifferentTermInName;
+    private ContentModel folderWithTermInName;
+
+    @BeforeClass(alwaysRun = true)
+    public void dataPreparation() throws Exception
+    {
+        serverHealth.assertServerIsOnline();
+
+        STEP("Create a dedicated parent folder so all queries can be scoped via ANCESTOR");
+        testParentFolder = createTestParentFolder();
+        ancestorClause = "ANCESTOR:\"" + testParentFolder.getNodeRef() + "\"";
+
+        STEP("Create a test user and few files and folders containing searched term in name, title, description, content and tag");
+        fileWithTermInName = createFile(SEARCH_TERM + ".txt", "some text");
+        fileWithPhraseInContent = createFile(getRandomFile(FileType.TEXT_PLAIN), "Dummy " + SEARCH_TERM + " irrelevant text");
+        fileWithTermInTitle = createRandomFileWithTitle(SEARCH_TERM);
+        fileWithTermInDescription = createRandomFileWithDescription(SEARCH_TERM);
+        fileWithTermInTag = createRandomFileWithTag(SEARCH_TERM);
+        fileWithDifferentTermInName = createFile("dummy.txt", "content without phrase");
+        folderWithTermInName = createFolder(SEARCH_TERM);
+
+        testUser = dataUser.createRandomTestUser();
+
+        STEP("Wait for the batch indexer to index the last-created node under the test parent folder");
+        SearchRequest probe = req("afts", ancestorClause + " AND TYPE:'cm:folder'", Map.of());
+        Utility.sleep(500, 60000, () -> searchQueryService.expectNodeRefsFromQuery(
+                probe, dataUser.getAdminUser(), folderWithTermInName.getNodeRef()));
+    }
+
+    @AfterClass
+    public void dataCleanup()
+    {
+        STEP("Clean up the test parent folder (cascades to all children) and the test user");
+        if (testParentFolder != null)
+        {
+            dataContent.usingAdmin().usingResource(testParentFolder).deleteContent();
+        }
+        if (testUser != null)
+        {
+            dataUser.deleteUser(testUser);
+        }
+    }
+
+    @Test(groups = {TestGroup.SEARCH})
+    public void testAftsQuery_simpleTemplate()
+    {
+        STEP("Search for files by name using simple template with one property");
+        Map<String, String> templates = Map.of("_NODE", "%cm:name");
+        String query = ancestorClause + " AND TYPE:'cm:content' AND _NODE:" + SEARCH_TERM;
+        SearchRequest request = req("afts", query, templates);
+
+        searchQueryService.expectNodeRefsFromQuery(request, testUser, fileWithTermInName.getNodeRef());
+    }
+
+    @Test(groups = {TestGroup.SEARCH})
+    public void testAftsQuery_simpleTemplateWithPhrase()
+    {
+        STEP("Search for files containing specific phrase using simple template with one property");
+        Map<String, String> templates = Map.of("_NODE", "%TEXT");
+        String query = ancestorClause + " AND TYPE:'cm:content' AND _NODE:\"" + SEARCH_TERM + " irrelevant\"";
+        SearchRequest request = req("afts", query, templates);
+
+        searchQueryService.expectNodeRefsFromQuery(request, testUser, fileWithPhraseInContent.getNodeRef());
+    }
+
+    @Test(groups = {TestGroup.SEARCH})
+    public void testAftsQuery_templateWithTwoParameters()
+    {
+        STEP("Search for files using template containing multiple properties");
+        Map<String, String> templates = Map.of("_NODE", "%(cm:name cm:title)");
+        String query = ancestorClause + " AND TYPE:'cm:content' AND _NODE:" + SEARCH_TERM;
+        SearchRequest request = req("afts", query, templates);
+
+        searchQueryService.expectNodeRefsFromQuery(request, testUser, fileWithTermInName.getNodeRef(), fileWithTermInTitle.getNodeRef());
+    }
+
+    @Test(groups = {TestGroup.SEARCH})
+    public void testAftsQuery_nestedTemplate()
+    {
+        Map<String, String> templates = Map.of(
+                "_NODE", "%(cm:name cm:title)",
+                "_NODET", "%(_NODEX TAG)",
+                "_NODEX", "%(_NODE cm:description)"
+
+        );
+        STEP("Search for files using more complex two-level nested template containing multiple properties");
+        String query = ancestorClause + " AND TYPE:'cm:content' AND _NODEX:" + SEARCH_TERM;
+        SearchRequest request = req("afts", query, templates);
+        searchQueryService.expectNodeRefsFromQuery(request, testUser,
+                fileWithTermInName.getNodeRef(), fileWithTermInDescription.getNodeRef(), fileWithTermInTitle.getNodeRef());
+
+        STEP("Search for files using three-level nested template containing multiple properties");
+        String queryIncludingTag = ancestorClause + " AND TYPE:'cm:content' AND _NODET:" + SEARCH_TERM;
+        SearchRequest requestIncludingTag = req("afts", queryIncludingTag, templates);
+        searchQueryService.expectNodeRefsFromQuery(requestIncludingTag, testUser,
+                fileWithTermInName.getNodeRef(), fileWithTermInDescription.getNodeRef(), fileWithTermInTitle.getNodeRef(), fileWithTermInTag.getNodeRef());
+    }
+
+    @Test(groups = {TestGroup.SEARCH})
+    public void testAftsQuery_templateNameAsQueryDefaultFieldName()
+    {
+        STEP("Search for files using template containing multiple properties, as a default search field");
+        Map<String, String> templates = Map.of("_NODE", "%(cm:name cm:title)");
+        // ANCESTOR must be its own clause; only the bare term uses the default field name.
+        String query = ancestorClause + " AND TYPE:'cm:content' AND " + SEARCH_TERM;
+        SearchRequest request = req("afts", query, templates);
+        request.setDefaults(RestRequestDefaultsModel.builder().defaultFieldName("_NODE").create());
+
+        searchQueryService.expectNodeRefsFromQuery(request, testUser, fileWithTermInName.getNodeRef(), fileWithTermInTitle.getNodeRef());
+    }
+
+    @Test(groups = {TestGroup.SEARCH})
+    public void testAftsQuery_templateWithFixedValue()
+    {
+        STEP("Search for files and folders using template containing multiple properties, including a fixed one");
+        Map<String, String> templates = Map.of("_NODE", "%cm:name AND TYPE:'cm:folder'");
+        String query = ancestorClause + " AND _NODE:" + SEARCH_TERM;
+        SearchRequest request = req("afts", query, templates);
+
+        searchQueryService.expectNodeRefsFromQuery(request, testUser, folderWithTermInName.getNodeRef());
+    }
+
+    @Test(groups = {TestGroup.SEARCH})
+    public void testAftsQuery_boostedTemplate()
+    {
+        STEP("Search for files using templates and boosts, where second term has higher priority ");
+        Map<String, String> templates = Map.of("_NODE", "%cm:name");
+        String query = ancestorClause + " AND TYPE:'cm:content' AND (_NODE:" + SEARCH_TERM + "^0.5 OR _NODE:dummy^2)";
+        SearchRequest request = req("afts", query, templates);
+        searchQueryService.expectResultsInOrder(request, testUser, fileWithDifferentTermInName.getName(), fileWithTermInName.getName());
+
+        STEP("Search for files using templates and boosts, where first term has higher priority ");
+        String queryInvertedBoost = ancestorClause + " AND TYPE:'cm:content' AND (_NODE:" + SEARCH_TERM + "^2 OR _NODE:dummy^0.5)";
+        SearchRequest requestInvertedBoost = req("afts", queryInvertedBoost, templates);
+        searchQueryService.expectResultsInOrder(requestInvertedBoost, testUser, fileWithTermInName.getName(), fileWithDifferentTermInName.getName());
+    }
+
+    @Test(groups = {TestGroup.SEARCH})
+    public void testAftsQuery_expandedTemplate()
+    {
+        Map<String, String> templates = Map.of("_NODE", "%cm:name");
+        String query = ancestorClause + " AND TYPE:'cm:content' AND ~_NODE:" + SEARCH_TERM;
+        SearchRequest request = req("afts", query, templates);
+
+        searchQueryService.expectNodeRefsFromQuery(request, testUser, fileWithTermInName.getNodeRef());
+    }
+
+    private FolderModel createTestParentFolder()
+    {
+        ContentModel contentRoot = new ContentModel("-root-");
+        contentRoot.setNodeRef(contentRoot.getName());
+        FolderModel parent = new FolderModel(getRandomName("templateSearchTests-"));
+        return dataContent
+                .usingAdmin()
+                .usingResource(contentRoot)
+                .createFolder(parent);
+    }
+
+    private ContentModel createRandomFileWithTitle(String title)
+    {
+        return createRandomFile(title, null, null);
+    }
+
+    private ContentModel createRandomFileWithDescription(String description)
+    {
+        return createRandomFile(null, description, null);
+    }
+
+    private ContentModel createRandomFileWithTag(String tag)
+    {
+        return createRandomFile(null, null, tag);
+    }
+
+    private ContentModel createRandomFile(String title, String description, String tag)
+    {
+        return createFile(getRandomFile(FileType.TEXT_PLAIN), getRandomName("dummy text "), title, description, tag);
+    }
+
+    private ContentModel createFile(String filename, String content)
+    {
+        return createFile(filename, content, null, null, null);
+    }
+
+    private ContentModel createFile(String filename, String content, String title, String description, String tag)
+    {
+        FileModel fileModel = new FileModel(filename, FileType.TEXT_PLAIN, content);
+        fileModel.setTitle(title);
+        fileModel.setDescription(description);
+
+        // Create inside the dedicated parent folder so queries scoped with ANCESTOR will pick this up
+        // (and so bootstrap / cross-class content does NOT match those queries).
+        FileModel file = dataContent
+                .usingAdmin()
+                .usingResource(testParentFolder)
+                .createContent(fileModel);
+
+        if (StringUtils.isNotBlank(tag))
+        {
+            dataContent
+                    .usingAdmin()
+                    .usingResource(file)
+                    .addTagToContent(RestTagModel.builder().tag(tag).create());
+        }
+
+        return file;
+    }
+
+    private ContentModel createFolder(String folderName)
+    {
+        return createFolder(folderName, null, null, null);
+    }
+
+    private ContentModel createFolder(String folderName, String title, String description, String tag)
+    {
+        FolderModel folderModel = new FolderModel(folderName, title, description);
+
+        FolderModel folder = dataContent
+                .usingAdmin()
+                .usingResource(testParentFolder)
+                .createFolder(folderModel);
+
+        if (StringUtils.isNotBlank(tag))
+        {
+            dataContent
+                    .usingAdmin()
+                    .usingResource(folder)
+                    .addTagToContent(RestTagModel.builder().tag(tag).create());
+        }
+
+        return folder;
+    }
+}
@@ -0,0 +1,198 @@
+/*
+ * #%L
+ * Alfresco Tas Elasticsearch
+ * %%
+ * Copyright (C) 2026 Alfresco Software Limited
+ * %%
+ * This file is part of the Alfresco software.
+ * If the software was purchased under a paid Alfresco license, the terms of
+ * the paid license agreement will prevail.  Otherwise, the software is
+ * provided under the following open source license terms:
+ *
+ * Alfresco is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Alfresco is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
+ * #L%
+ */
+package org.alfresco.elasticsearch;
+
+import static org.alfresco.elasticsearch.SearchQueryService.req;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.testng.AbstractTestNGSpringContextTests;
+import org.testng.annotations.BeforeClass;
+import org.testng.annotations.Test;
+
+import org.alfresco.tas.AlfrescoStackInitializer;
+import org.alfresco.utility.data.DataContent;
+import org.alfresco.utility.data.DataSite;
+import org.alfresco.utility.data.DataUser;
+import org.alfresco.utility.model.FileModel;
+import org.alfresco.utility.model.FileType;
+import org.alfresco.utility.model.SiteModel;
+import org.alfresco.utility.model.TestGroup;
+import org.alfresco.utility.model.UserModel;
+import org.alfresco.utility.network.ServerHealth;
+
+@ContextConfiguration(locations = "classpath:alfresco-elasticsearch-context.xml",
+        initializers = AlfrescoStackInitializer.class)
+/**
+ * Tests verifying a range of simple AFTS queries using the cm:name field.
+ */
+public class ElasticsearchTokenisationTests extends AbstractTestNGSpringContextTests
+{
+    private static final String ALPHABETIC_NO_SPACE = "TestFileabc.txt";
+    private static final String NUMERIC_NO_SPACE = "TestFile123.txt";
+    private static final String ALPHABETIC_WITH_SPACE = "TestFile abc.txt";
+    private static final String NUMERIC_WITH_SPACE = "TestFile 123.txt";
+
+    @Autowired
+    private DataUser dataUser;
+
+    @Autowired
+    private DataContent dataContent;
+
+    @Autowired
+    private DataSite dataSite;
+
+    @Autowired
+    private ServerHealth serverHealth;
+
+    @Autowired
+    protected SearchQueryService searchQueryService;
+
+    private UserModel user;
+    private SiteModel siteModel;
+
+    /**
+     * Create a site containing four documents.
+     */
+    @BeforeClass(alwaysRun = true)
+    public void dataPreparation()
+    {
+        serverHealth.assertServerIsOnline();
+
+        user = dataUser.createRandomTestUser();
+        siteModel = dataSite.usingUser(user).createPrivateRandomSite();
+
+        createContent(ALPHABETIC_NO_SPACE, "", siteModel, user);
+        createContent(NUMERIC_NO_SPACE, "", siteModel, user);
+        createContent(ALPHABETIC_WITH_SPACE, "", siteModel, user);
+        createContent(NUMERIC_WITH_SPACE, "", siteModel, user);
+    }
+
+    /** Check that searching for "TestFileabc.txt" only returns that file. */
+    @Test(groups = TestGroup.SEARCH)
+    public void searchNoSpaceAlphabetic()
+    {
+        searchQueryService.expectResultsFromQuery(req("name:\"TestFileabc.txt\""), user, ALPHABETIC_NO_SPACE);
+    }
+
+    /** Check that searching for "TestFile abc.txt" only returns that file. */
+    @Test(groups = TestGroup.SEARCH)
+    public void searchWithSpaceAlphabetic()
+    {
+        searchQueryService.expectResultsFromQuery(req("name:\"TestFile abc.txt\""), user, ALPHABETIC_WITH_SPACE);
+    }
+
+    /** Check that searching for "TestFile123.txt" returns both files with numbers in. */
+    @Test(groups = TestGroup.SEARCH)
+    public void searchNoSpaceNumeric()
+    {
+        searchQueryService.expectResultsFromQuery(req("name:\"TestFile123.txt\""), user, NUMERIC_NO_SPACE, NUMERIC_WITH_SPACE);
+    }
+
+    /** Check that searching for "TestFile 123.txt" returns both files with numbers in. */
+    @Test(groups = TestGroup.SEARCH)
+    public void searchWithSpaceNumeric()
+    {
+        searchQueryService.expectResultsFromQuery(req("name:\"TestFile 123.txt\""), user, NUMERIC_NO_SPACE, NUMERIC_WITH_SPACE);
+    }
+
+    /** Check that searching for "TestFile" doesn't return TestFileabc.txt. */
+    @Test(groups = TestGroup.SEARCH)
+    public void searchBaseFileName()
+    {
+        searchQueryService.expectResultsFromQuery(req("name:\"TestFile\""), user, NUMERIC_NO_SPACE, ALPHABETIC_WITH_SPACE, NUMERIC_WITH_SPACE);
+    }
+
+    /** Check that searching for TestFileabc.txt with no quotes returns just that file. */
+    @Test(groups = TestGroup.SEARCH)
+    public void searchNoQuotesNoSpaceAlphabetic()
+    {
+        searchQueryService.expectResultsFromQuery(req("name:TestFileabc.txt"), user, ALPHABETIC_NO_SPACE);
+    }
+
+    /** Check that searching for TestFile123.txt with no quotes returns both files with numbers in. */
+    @Test(groups = TestGroup.SEARCH)
+    public void searchNoQuotesNoSpaceNumeric()
+    {
+        searchQueryService.expectResultsFromQuery(req("name:TestFile123.txt"), user, NUMERIC_NO_SPACE, NUMERIC_WITH_SPACE);
+    }
+
+    /** Check that searching for TestFile doesn't return TestFileabc.txt. */
+    @Test(groups = TestGroup.SEARCH)
+    public void searchBaseFileNameNoQuotes()
+    {
+        searchQueryService.expectResultsFromQuery(req("name:TestFile"), user, NUMERIC_NO_SPACE, ALPHABETIC_WITH_SPACE, NUMERIC_WITH_SPACE);
+    }
+
+    /** Check that including an escaped space (_x0020_) in double quotes means that nothing is matched. */
+    @Test(groups = TestGroup.SEARCH)
+    public void searchEncodedSpaceInQuotes()
+    {
+        searchQueryService.expectNoResultsFromQuery(req("name:\"TestFile_x0020_abc.txt\""), user);
+    }
+
+    /** Check that searching for 'TestFileabc.txt' only returns that file. */
+    @Test(groups = TestGroup.SEARCH)
+    public void searchNoSpaceAlphabeticSingleQuote()
+    {
+        searchQueryService.expectResultsFromQuery(req("name:'TestFileabc.txt'"), user, ALPHABETIC_NO_SPACE);
+    }
+
+    /** Check that searching for 'TestFile abc.txt' only returns that file. */
+    @Test(groups = TestGroup.SEARCH)
+    public void searchWithSpaceAlphabeticSingleQuote()
+    {
+        searchQueryService.expectResultsFromQuery(req("name:'TestFile abc.txt'"), user, ALPHABETIC_WITH_SPACE);
+    }
+
+    /** Check that searching for 'TestFile123.txt' returns both files with numbers in. */
+    @Test(groups = TestGroup.SEARCH)
+    public void searchNoSpaceNumericSingleQuote()
+    {
+        searchQueryService.expectResultsFromQuery(req("name:'TestFile123.txt'"), user, NUMERIC_NO_SPACE, NUMERIC_WITH_SPACE);
+    }
+
+    /** Check that searching for 'TestFile 123.txt' returns both files with numbers in. */
+    @Test(groups = TestGroup.SEARCH)
+    public void searchWithSpaceNumericSingleQuote()
+    {
+        searchQueryService.expectResultsFromQuery(req("name:'TestFile 123.txt'"), user, NUMERIC_NO_SPACE, NUMERIC_WITH_SPACE);
+    }
+
+    /** Check that searching for 'TestFile' doesn't return TestFileabc.txt. */
+    @Test(groups = TestGroup.SEARCH)
+    public void searchBaseFileNameSingleQuote()
+    {
+        searchQueryService.expectResultsFromQuery(req("name:'TestFile'"), user, NUMERIC_NO_SPACE, ALPHABETIC_WITH_SPACE, NUMERIC_WITH_SPACE);
+    }
+
+    private FileModel createContent(String filename, String content, SiteModel site, UserModel user)
+    {
+        FileModel fileModel = new FileModel(filename, FileType.TEXT_PLAIN, content);
+        return dataContent.usingUser(user).usingSite(site)
+                .createContent(fileModel);
+    }
+}
@@ -0,0 +1,192 @@
+/*
+ * #%L
+ * Alfresco Tas Elasticsearch
+ * %%
+ * Copyright (C) 2026 Alfresco Software Limited
+ * %%
+ * This file is part of the Alfresco software.
+ * If the software was purchased under a paid Alfresco license, the terms of
+ * the paid license agreement will prevail.  Otherwise, the software is
+ * provided under the following open source license terms:
+ *
+ * Alfresco is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Alfresco is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
+ * #L%
+ */
+package org.alfresco.elasticsearch;
+
+import static java.lang.String.format;
+
+import static org.alfresco.elasticsearch.SearchQueryService.req;
+import static org.alfresco.utility.report.log.Step.STEP;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.testng.annotations.BeforeClass;
+import org.testng.annotations.Test;
+
+import org.alfresco.rest.repo.resource.Categories;
+import org.alfresco.rest.search.SearchRequest;
+import org.alfresco.utility.model.TestGroup;
+
+/**
+ * Tests verifying indexing of secondary children and ANCESTOR and CATEGORY index in Elasticsearch.
+ */
+@SuppressWarnings({"PMD.JUnitTestsShouldIncludeAssert", "PMD.MethodNamingConventions", "PMD.LocalVariableNamingConventions"}) // these are testng tests and use searchQueryService.expectResultsFromQuery for assertion
+public class NodeWithCategoryIndexingTests extends NodesSecondaryChildrenRelatedTests
+{
+
+    @Autowired
+    private Categories categories;
+
+    /* A --- B (folders) \____ \ K --- L (categories) */
+    @BeforeClass(alwaysRun = true)
+    @Override
+    public void dataPreparation()
+    {
+        super.dataPreparation();
+
+        // given
+        STEP("Create nested folders in site's Document Library.");
+        folders.add().nestedRandomFolders(A, B).create();
+
+        STEP("Create nested categories.");
+        categories.add().nestedRandomCategories(K, L).create();
+
+        STEP("Link folders to category.");
+        folders.modify(A).linkTo(categories.get(L));
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void testParentQueryAgainstCategory()
+    {
+        // then
+        STEP("Verify that searching by PARENT and category will find one descendant node: categoryL.");
+        SearchRequest query = req("PARENT:" + categories.get(K).getId());
+        searchQueryService.expectResultsFromQuery(query, testUser, categories.get(L).getName());
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void testParentQueryAgainstFolder()
+    {
+        // then
+        STEP("Verify that searching by PARENT and category will find one descendant node: folderA.");
+        SearchRequest query = req("PARENT:" + categories.get(L).getId());
+        searchQueryService.expectResultsFromQuery(query, testUser, folders.get(A).getName());
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void testParentQueryAgainstFolderAfterCategoryDeletion()
+    {
+        // given
+        STEP("Create nested folders in site's Document Library.");
+        folders.add().randomFolder(C).create();
+
+        STEP("Create nested categories.");
+        categories.add().randomCategory(M).create();
+
+        STEP("Link folders to category.");
+        folders.modify(C).linkTo(categories.get(M));
+
+        // when
+        STEP("Verify that searching by PARENT and category will find one descendant node: folderC.");
+        SearchRequest query = req("PARENT:" + categories.get(M).getId());
+        searchQueryService.expectResultsFromQuery(query, testUser, folders.get(C).getName());
+
+        // then
+        STEP("Delete categoryM.");
+        categories.delete(categories.get(M));
+
+        STEP("Verify that searching by PARENT and deleted category will find no descendant nodes.");
+        searchQueryService.expectResultsFromQuery(query, testUser);
+    }
+
+    @Test(groups = TestGroup.SEARCH, enabled = false) // re-enable after ACS-6588, ACS-6592
+    public void testParentQueryAgainstFolderAfterParentCategoryDeletion()
+    {
+        // given
+        STEP("Create nested folders in site's Document Library.");
+        folders.add().randomFolder(X).create();
+
+        STEP("Create nested categories.");
+        categories.add().nestedRandomCategories(P, Q).create();
+
+        STEP("Link folders to category.");
+        folders.modify(X).linkTo(categories.get(Q));
+
+        // when
+        STEP("Verify that searching by PARENT and category will find one descendant node: folderC.");
+        SearchRequest query = req("PARENT:" + categories.get(Q).getId());
+        searchQueryService.expectResultsFromQuery(query, testUser, folders.get(X).getName());
+
+        // then
+        STEP("Delete categoryP.");
+        categories.delete(categories.get(P));
+
+        STEP("Verify that searching by PARENT and deleted category will find no descendant nodes.");
+        searchQueryService.expectResultsFromQuery(query, testUser);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void testSearchByPath()
+    {
+        // given
+        String Kname = categories.get(K).getName();
+        String Lname = categories.get(L).getName();
+        String Aname = folders.get(A).getName();
+
+        // then
+        STEP("Verify that searching by PATH and category will find: folderA");
+        SearchRequest query = req(format("PATH:'/cm:categoryRoot/cm:generalclassifiable/cm:%s/cm:%s/cm:%s'", Kname, Lname, Aname));
+        searchQueryService.expectResultsFromQuery(query, testUser, folders.get(A).getName());
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void ensureCategoriesAreNotTransitive_lookingForExactChildren()
+    {
+        // given
+        String Kname = categories.get(K).getName();
+        String Lname = categories.get(L).getName();
+        String Aname = folders.get(A).getName();
+        String Bname = folders.get(B).getName();
+
+        // then
+        STEP("Verify that searching by PATH for nested folder will return no results (Dependency to category is not transitive)");
+        SearchRequest query = req(format("PATH:'/cm:categoryRoot/cm:generalclassifiable/cm:%s/cm:%s/cm:%s/cm:%s'", Kname, Lname, Aname, Bname));
+        searchQueryService.expectNoResultsFromQuery(query, testUser);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void ensureCategoriesAreNotTransitive_lookingForAllDescendants()
+    {
+        // given
+        String Kname = categories.get(K).getName();
+        String Lname = categories.get(L).getName();
+
+        // then
+        STEP("Verify that searching by PATH and category will find: folderA");
+        SearchRequest query = req(format("PATH:'/cm:categoryRoot/cm:generalclassifiable/cm:%s/cm:%s//*'", Kname, Lname));
+        searchQueryService.expectResultsFromQuery(query, testUser, folders.get(A).getName());
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void ensureCategoriesAreNotTransitive_lookingForAllDescendants_byParentCategory()
+    {
+        // given
+        String Kname = categories.get(K).getName();
+
+        // then
+        STEP("Verify that searching by PATH and category will find: folderA");
+        SearchRequest query = req(format("PATH:'/cm:categoryRoot/cm:generalclassifiable/cm:%s//*'", Kname));
+        searchQueryService.expectResultsFromQuery(query, testUser, categories.get(L).getName(), folders.get(A).getName());
+    }
+}
@@ -0,0 +1,368 @@
+/*
+ * #%L
+ * Alfresco Tas Elasticsearch
+ * %%
+ * Copyright (C) 2026 Alfresco Software Limited
+ * %%
+ * This file is part of the Alfresco software.
+ * If the software was purchased under a paid Alfresco license, the terms of
+ * the paid license agreement will prevail.  Otherwise, the software is
+ * provided under the following open source license terms:
+ *
+ * Alfresco is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Alfresco is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
+ * #L%
+ */
+package org.alfresco.elasticsearch;
+
+import static org.alfresco.elasticsearch.SearchQueryService.req;
+import static org.alfresco.utility.report.log.Step.STEP;
+
+import org.testng.annotations.BeforeClass;
+import org.testng.annotations.Test;
+
+import org.alfresco.rest.search.SearchRequest;
+import org.alfresco.utility.Utility;
+import org.alfresco.utility.model.FileModel;
+import org.alfresco.utility.model.FolderModel;
+import org.alfresco.utility.model.TestGroup;
+
+/**
+ * Tests verifying indexing of secondary children and ANCESTOR index in Elasticsearch.
+ */
+@SuppressWarnings({"PMD.JUnitTestsShouldIncludeAssert"}) // these are TAS E2E tests and use searchQueryService.expectResultsFromQuery for assertion
+public class NodesSecondaryAncestorIndexingTests extends NodesSecondaryChildrenRelatedTests
+{
+
+    private FileModel fileInP;
+
+    /**
+     * Creates a user and a private site containing below hierarchy of folders.
+     * 
+     * <pre>
+     * Site
+     * DL (Document Library)
+     *  += fA += fB += fC (folderC)
+     *         /     / |
+     *        +     +  +
+     *  += fK += fL += fM
+     *     |     +
+     *     +     |
+     *  += fX += fY += fZ
+     *  += fP += file -+ fA
+     *  += fQ
+     *  += fR
+     *  += fS
+     * </pre>
+     * 
+     * Parent += Child - primary parent-child relationship Parent +- Child - secondary parent-child relationship
+     */
+    @BeforeClass(alwaysRun = true)
+    @Override
+    public void dataPreparation()
+    {
+        super.dataPreparation();
+
+        // given
+        STEP("Create few sets of nested folders in site's Document Library.");
+        folders.add().nestedRandomFolders(A, B, C).create();
+        folders.add().nestedRandomFolders(K, L, M).create();
+        folders.add().nestedRandomFolders(X, Y, Z).create();
+        folders.add().randomFolders(P, Q, R, S).create();
+        fileInP = folders.modify(P).add().randomFile().create();
+
+        STEP("Create few secondary parent-child relationships.");
+        folders.modify(K).add().secondaryContent(folders.get(B));
+        folders.modify(X).add().secondaryContent(folders.get(K));
+        folders.modify(L).add().secondaryContent(folders.get(C), folders.get(Y));
+        folders.modify(M).add().secondaryContent(folders.get(C));
+        folders.modify(A).add().secondaryContent(fileInP);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void testSecondaryAncestorWithNodeHavingOneSecondaryChild()
+    {
+        // then
+        STEP("Verify that searching by ANCESTOR and folderM will find one descendant node: folderC.");
+        SearchRequest query = req("ANCESTOR:" + folders.get(M).getNodeRef());
+        searchQueryService.expectResultsFromQuery(query, testUser,
+                folders.get(C).getName());
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void testSecondaryAncestorWithNodeHavingTwoSecondaryChildren()
+    {
+        // then
+        STEP("Verify that searching by ANCESTOR and folderL will find nodes: folderM, folderC, folderY and folderZ.");
+        SearchRequest queryAncestorL = req("ANCESTOR:" + folders.get(L).getNodeRef());
+        searchQueryService.expectResultsFromQuery(queryAncestorL, testUser,
+                // primary descendant
+                folders.get(M).getName(),
+                // secondary descendants
+                folders.get(C).getName(),
+                folders.get(Y).getName(),
+                folders.get(Z).getName());
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void testSecondaryAncestorWithDocumentAsSecondaryChild()
+    {
+        // then
+        STEP("Verify that searching by ANCESTOR and folderA will find nodes: folderB, folderC and fileInP.");
+        SearchRequest query = req("ANCESTOR:" + folders.get(A).getNodeRef());
+        searchQueryService.expectResultsFromQuery(query, testUser,
+                // primary descendants
+                folders.get(B).getName(),
+                folders.get(C).getName(),
+                // secondary descendant
+                fileInP.getName());
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void testSecondaryAncestorWithNodeHavingComplexSecondaryRelationship()
+    {
+        // then
+        STEP("Verify that all descendant of folderX can be found.");
+        SearchRequest query = req("ANCESTOR:" + folders.get(X).getNodeRef());
+        searchQueryService.expectResultsFromQuery(query, testUser,
+                // primary descendants
+                folders.get(Y).getName(),
+                folders.get(Z).getName(),
+                // secondary descendants
+                folders.get(B).getName(),
+                folders.get(C).getName(),
+                folders.get(K).getName(),
+                folders.get(L).getName(),
+                folders.get(M).getName());
+    }
+
+    /**
+     * Verify that removing secondary parent-child relationship will result in updating ES index: ANCESTOR. Test changes below folders hierarchy:
+     * 
+     * <pre>
+     * DL
+     *  += fQ
+     *     +
+     *     |
+     *  += fR
+     * </pre>
+     * 
+     * into:
+     * 
+     * <pre>
+     * DL += fQ += fR
+     * </pre>
+     */
+    @Test(groups = TestGroup.SEARCH)
+    public void testSecondaryAncestorWithDeletedSecondaryRelationship()
+    {
+        // given
+        STEP("Add to folderQ a secondary child folderR and verify if it can be found using ANCESTOR index and secondary child node reference.");
+        folders.modify(Q).add().secondaryContent(folders.get(R));
+
+        STEP("Verify that searching by ANCESTOR and folderQ will find secondary descendant node: folderR.");
+        SearchRequest query = req("ANCESTOR:" + folders.get(Q).getNodeRef());
+        searchQueryService.expectResultsFromQuery(query, testUser,
+                // secondary descendant
+                folders.get(R).getName());
+
+        // when
+        STEP("Delete the secondary parent-child relationship between folderQ and FolderR.");
+        folders.modify(Q).remove().secondaryContent(folders.get(R));
+
+        // then
+        STEP("Verify that folderQ cannot be found by ANCESTOR and folderQ anymore.");
+        searchQueryService.expectNoResultsFromQuery(query, testUser);
+    }
+
+    /**
+     * Verify that removing a node D (fD) having a secondary children relationship will remove the relationships and update ANCESTOR index in ES. Test changes below folders hierarchy from:
+     * 
+     * <pre>
+     * DL
+     *  += fQ
+     *     +
+     *     |
+     *  += fE += fF
+     *     +
+     *     |
+     *  += fR
+     * </pre>
+     * 
+     * into:
+     * 
+     * <pre>
+     * DL += fQ += fR
+     * </pre>
+     */
+    @Test(groups = TestGroup.SEARCH)
+    public void testSecondaryAncestorWithDeletedSecondaryParentNode()
+    {
+        // given
+        STEP("Create two nested folders (E and F) in Document Library.");
+        FolderModel folderE = folders.add().randomFolder("E").create();
+        FolderModel folderF = folders.modify(folderE).add().randomFolder("F").create();
+        STEP("Make folderE a secondary children of folderQ and folderR a secondary children of folderE.");
+        folders.modify(Q).add().secondaryContent(folderE);
+        folders.modify(folderE).add().secondaryContent(folders.get(R));
+
+        STEP("Verify that searching by ANCESTOR and folderQ will find its secondary descendant: folderE, folderF and folderR.");
+        SearchRequest queryAncestorQ = req("ANCESTOR:" + folders.get(Q).getNodeRef());
+        searchQueryService.expectResultsFromQuery(queryAncestorQ, testUser,
+                // secondary descendants
+                folderE.getName(),
+                folderF.getName(),
+                folders.get(R).getName());
+
+        // when
+        STEP("Delete folderE with its content.");
+        folders.modify(folderE).delete();
+
+        // then
+        STEP("Verify that searching by ANCESTOR and folderQ will not find any nodes.");
+        searchQueryService.expectNoResultsFromQuery(queryAncestorQ, testUser);
+    }
+
+    /**
+     * Verify that moving folderD (fD) containing secondary children from hierarchy:
+     * 
+     * <pre>
+     * DL
+     *  += fQ += fD +- fP += file
+     *  += fR
+     * </pre>
+     * 
+     * to:
+     * 
+     * <pre>
+     * DL
+     *  += fQ
+     *  += fR += fD +- fP += file
+     * </pre>
+     * 
+     * will update ANCESTOR index in ES.
+     */
+    @Test(groups = TestGroup.SEARCH)
+    public void testSecondaryAncestorWithMovedSecondaryParentNode()
+    {
+        // given
+        STEP("Create folderD inside folderQ, and add folderP to D as a secondary child.");
+        FolderModel folderD = folders.modify(Q).add().randomFolder("D").create();
+        folders.modify(folderD).add().secondaryContent(folders.get(P));
+
+        STEP("Verify that searching by ANCESTOR and folderQ will find its primary and secondary descendant nodes: folderD, folderP and file.");
+        SearchRequest queryAncestorQ = req("ANCESTOR:" + folders.get(Q).getNodeRef());
+        searchQueryService.expectResultsFromQuery(queryAncestorQ, testUser,
+                // primary descendant
+                folderD.getName(),
+                // secondary descendants
+                folders.get(P).getName(),
+                fileInP.getName());
+        STEP("Verify that searching by ANCESTOR and folderR will not find any descendant nodes.");
+        SearchRequest queryAncestorR = req("ANCESTOR:" + folders.get(R).getNodeRef());
+        searchQueryService.expectNoResultsFromQuery(queryAncestorR, testUser);
+
+        // when
+        STEP("Move folderD from folderQ to folderR.");
+        folders.modify(folderD).moveTo(folders.get(R));
+
+        // then
+        STEP("Verify that search result for ANCESTOR and folderQ will not find any descendant anymore.");
+        searchQueryService.expectNoResultsFromQuery(queryAncestorQ, testUser);
+        STEP("Verify that searching by ANCESTOR and folderR will find its primary and secondary descendant nodes: folderD, folderP and file.");
+        searchQueryService.expectResultsFromQuery(queryAncestorR, testUser,
+                // primary descendant
+                folderD.getName(),
+                // secondary descendants
+                folders.get(P).getName(),
+                fileInP.getName());
+
+        STEP("Clean-up - delete folderD.");
+        folders.modify(folderD).delete();
+    }
+
+    /**
+     * Verify that copying folder will also result in copying folder's secondary children and update ANCESTOR index in ES. Test changes below folders hierarchy:
+     * 
+     * <pre>
+     * DL
+     *  += fS += fG += fH
+     *         +
+     *        /
+     *  += fP += file
+     *  += fT
+     * </pre>
+     * 
+     * into:
+     * 
+     * <pre>
+     * DL
+     *  += fS += fG += fH
+     *         +
+     *        /
+     *  += fP += file
+     *        \
+     *         +
+     *  += fT += fG-c += fH-c
+     * </pre>
+     */
+    @Test(groups = TestGroup.SEARCH)
+    public void testSecondaryAncestorWithCopiedSecondaryParentNode() throws InterruptedException
+    {
+        // given
+        STEP("Create nested folders (G and H) inside folderS and folderT in Document Library. Make folderP a secondary child of folderG.");
+        FolderModel folderG = folders.modify(S).add().randomFolder("G").create();
+        FolderModel folderH = folders.modify(folderG).add().randomFolder("H").create();
+        FolderModel folderT = folders.add().randomFolder("T").create();
+        folders.modify(folderG).add().secondaryContent(folders.get(P));
+
+        STEP("Verify that searching by ANCESTOR and folderS will find its descendant nodes: folderG, folderH, folderP and file in P.");
+        SearchRequest queryAncestorS = req("ANCESTOR:" + folders.get(S).getNodeRef());
+        Utility.sleep(500, 60000, () -> searchQueryService.expectResultsFromQuery(queryAncestorS, testUser,
+                // primary descendants
+                folderG.getName(),
+                folderH.getName(),
+                // secondary descendants
+                folders.get(P).getName(),
+                fileInP.getName()));
+        STEP("Verify that searching by ANCESTOR and folderT will not find any nodes.");
+        SearchRequest queryAncestorT = req("ANCESTOR:" + folderT.getNodeRef());
+        searchQueryService.expectNoResultsFromQuery(queryAncestorT, testUser);
+
+        // when
+        STEP("Copy folderG with its content to folderT.");
+        FolderModel folderGCopy = folders.modify(folderG).copyTo(folderT);
+
+        // then
+        STEP("Verify that searching by ANCESTOR and folderS will find its descendant nodes: folderG, folderH, folderP and file in P.");
+        searchQueryService.expectResultsFromQuery(queryAncestorS, testUser,
+                // primary descendants
+                folderG.getName(),
+                folderH.getName(),
+                // secondary descendants
+                folders.get(P).getName(),
+                fileInP.getName());
+        STEP("Verify that searching by ANCESTOR and folderT will find its descendant nodes: folderG-copy, folderH-copy, folderP, file.");
+        searchQueryService.expectResultsFromQuery(queryAncestorT, testUser,
+                // primary descendants
+                folderGCopy.getName(),
+                folderH.getName(), // the same name as folderH-copy
+                // secondary descendants
+                folders.get(P).getName(),
+                fileInP.getName());
+
+        STEP("Clean-up - delete folderG and folderT (with G's copy).");
+        folders.modify(folderG).delete();
+        folders.modify(folderT).delete();
+    }
+}
@@ -0,0 +1,90 @@
+/*
+ * #%L
+ * Alfresco Tas Elasticsearch
+ * %%
+ * Copyright (C) 2026 Alfresco Software Limited
+ * %%
+ * This file is part of the Alfresco software.
+ * If the software was purchased under a paid Alfresco license, the terms of
+ * the paid license agreement will prevail.  Otherwise, the software is
+ * provided under the following open source license terms:
+ *
+ * Alfresco is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Alfresco is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
+ * #L%
+ */
+package org.alfresco.elasticsearch;
+
+import static org.alfresco.utility.report.log.Step.STEP;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.testng.AbstractTestNGSpringContextTests;
+import org.testng.annotations.AfterClass;
+import org.testng.annotations.BeforeClass;
+
+import org.alfresco.rest.core.RestWrapper;
+import org.alfresco.rest.repo.resource.Folders;
+import org.alfresco.tas.AlfrescoStackInitializer;
+import org.alfresco.utility.data.DataContent;
+import org.alfresco.utility.data.DataSite;
+import org.alfresco.utility.data.DataUser;
+import org.alfresco.utility.model.SiteModel;
+import org.alfresco.utility.model.UserModel;
+import org.alfresco.utility.network.ServerHealth;
+
+@ContextConfiguration(locations = "classpath:alfresco-elasticsearch-context.xml",
+        initializers = AlfrescoStackInitializer.class)
+public abstract class NodesSecondaryChildrenRelatedTests extends AbstractTestNGSpringContextTests
+{
+    @SuppressWarnings("PMD.OneDeclarationPerLine")
+    protected static final String A = "A", B = "B", C = "C", K = "K", L = "L", M = "M", P = "P", Q = "Q", R = "R", S = "S", X = "X", Y = "Y", Z = "Z";
+
+    @Autowired
+    private ServerHealth serverHealth;
+    @Autowired
+    private DataUser dataUser;
+    @Autowired
+    private DataSite dataSite;
+    @Autowired
+    protected DataContent dataContent;
+    @Autowired
+    protected RestWrapper restClient;
+    @Autowired
+    protected SearchQueryService searchQueryService;
+
+    protected UserModel testUser;
+    protected SiteModel testSite;
+    protected Folders folders;
+
+    @BeforeClass(alwaysRun = true)
+    public void dataPreparation()
+    {
+        STEP("Verify environment health.");
+        serverHealth.isServerReachable();
+        serverHealth.assertServerIsOnline();
+
+        STEP("Create a test user and private site.");
+        testUser = dataUser.createRandomTestUser();
+        testSite = dataSite.usingUser(testUser).createPrivateRandomSite();
+        folders = new Folders(dataContent, restClient, testUser, testSite);
+    }
+
+    @AfterClass(alwaysRun = true)
+    public void dataCleanUp()
+    {
+        STEP("Clean up data after tests.");
+        dataSite.usingUser(testUser).deleteSite(testSite);
+        dataUser.usingAdmin().deleteUser(testUser);
+    }
+}
@@ -0,0 +1,361 @@
+/*
+ * #%L
+ * Alfresco Tas Elasticsearch
+ * %%
+ * Copyright (C) 2026 Alfresco Software Limited
+ * %%
+ * This file is part of the Alfresco software.
+ * If the software was purchased under a paid Alfresco license, the terms of
+ * the paid license agreement will prevail.  Otherwise, the software is
+ * provided under the following open source license terms:
+ *
+ * Alfresco is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Alfresco is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
+ * #L%
+ */
+package org.alfresco.elasticsearch;
+
+import static org.alfresco.elasticsearch.SearchQueryService.req;
+import static org.alfresco.utility.report.log.Step.STEP;
+
+import org.testng.annotations.BeforeClass;
+import org.testng.annotations.Test;
+
+import org.alfresco.rest.search.SearchRequest;
+import org.alfresco.utility.model.FileModel;
+import org.alfresco.utility.model.FolderModel;
+import org.alfresco.utility.model.TestGroup;
+
+/**
+ * Tests verifying indexing of secondary children and PARENT index in Elasticsearch.
+ */
+@SuppressWarnings({"PMD.JUnitTestsShouldIncludeAssert"}) // these are TAS E2E tests and use searchQueryService.expectResultsFromQuery for assertion
+public class NodesSecondaryParentIndexingTests extends NodesSecondaryChildrenRelatedTests
+{
+
+    private FileModel fileInP;
+
+    /**
+     * Creates a user and a private site containing below hierarchy of folders.
+     * 
+     * <pre>
+     * Site
+     * DL (Document Library)
+     *  += fA += fB += fC (folderC)
+     *         /     / |
+     *        +     +  +
+     *  += fK += fL += fM
+     *     |     +
+     *     +     |
+     *  += fX += fY += fZ
+     *  += fP += file -+ fA
+     *  += fQ
+     *  += fR
+     *  += fS
+     * </pre>
+     * 
+     * Parent += Child - primary parent-child relationship Parent +- Child - secondary parent-child relationship
+     */
+    @BeforeClass(alwaysRun = true)
+    @Override
+    public void dataPreparation()
+    {
+        super.dataPreparation();
+
+        // given
+        STEP("Create few sets of nested folders in site's Document Library.");
+        folders.add().nestedRandomFolders(A, B, C).create();
+        folders.add().nestedRandomFolders(K, L, M).create();
+        folders.add().nestedRandomFolders(X, Y, Z).create();
+        folders.add().randomFolders(P, Q, R, S).create();
+        fileInP = folders.modify(P).add().randomFile().create();
+
+        STEP("Create few secondary parent-child relationships.");
+        folders.modify(K).add().secondaryContent(folders.get(B));
+        folders.modify(X).add().secondaryContent(folders.get(K));
+        folders.modify(L).add().secondaryContent(folders.get(C), folders.get(Y));
+        folders.modify(M).add().secondaryContent(folders.get(C));
+        folders.modify(A).add().secondaryContent(fileInP);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void testSecondaryParentWithNodeHavingOneSecondaryChild()
+    {
+        // then
+        STEP("Verify that searching by PARENT and folderM will find node folderC.");
+        SearchRequest query = req("PARENT:" + folders.get(M).getNodeRef());
+        searchQueryService.expectResultsFromQuery(query, testUser,
+                folders.get(C).getName());
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void testSecondaryParentWithNodeHavingTwoSecondaryChildren()
+    {
+        // then
+        STEP("Verify that searching by PARENT and folderL will find nodes: folderM, FolderC and folderY.");
+        SearchRequest query = req("PARENT:" + folders.get(L).getNodeRef());
+        searchQueryService.expectResultsFromQuery(query, testUser,
+                // primary child
+                folders.get(M).getName(),
+                // secondary children
+                folders.get(C).getName(),
+                folders.get(Y).getName());
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void testSecondaryParentWithDocumentAsSecondaryChild()
+    {
+        // then
+        STEP("Verify that searching by PARENT and folderA will find nodes: folderB and file.");
+        SearchRequest query = req("PARENT:" + folders.get(A).getNodeRef());
+        searchQueryService.expectResultsFromQuery(query, testUser,
+                // primary child
+                folders.get(B).getName(),
+                // secondary child
+                fileInP.getName());
+    }
+
+    /**
+     * Verify that removing secondary parent-child relationship will result in updating ES index: PARENT. Test changes below folders hierarchy:
+     * 
+     * <pre>
+     * DL
+     *  += fQ
+     *     +
+     *     |
+     *  += fR
+     * </pre>
+     * 
+     * into:
+     * 
+     * <pre>
+     * DL += fQ += fR
+     * </pre>
+     */
+    @Test(groups = TestGroup.SEARCH)
+    public void testSecondaryParentWithDeletedSecondaryRelationship()
+    {
+        // given
+        STEP("Add to folderQ a secondary child folderR and verify if it can be found using PARENT index and secondary parent node reference.");
+        folders.modify(Q).add().secondaryContent(folders.get(R));
+
+        SearchRequest query = req("PARENT:" + folders.get(Q).getNodeRef());
+        searchQueryService.expectResultsFromQuery(query, testUser,
+                // secondary child
+                folders.get(R).getName());
+
+        // when
+        STEP("Delete the secondary parent relationship between folderQ and FolderR and verify that folderR cannot be found by PARENT and folderQ anymore.");
+        folders.modify(Q).remove().secondaryContent(folders.get(R));
+
+        // then
+        searchQueryService.expectNoResultsFromQuery(query, testUser);
+    }
+
+    /**
+     * Verify that removing a node D (fD) having a secondary children relationship will remove the relationships and update PARENT index in ES. Test changes below folders hierarchy from:
+     * 
+     * <pre>
+     * DL
+     *  += fQ
+     *     +
+     *     |
+     *  += fE += fF
+     *     +
+     *     |
+     *  += fR
+     * </pre>
+     * 
+     * into:
+     * 
+     * <pre>
+     * DL += fQ += fR
+     * </pre>
+     */
+    @Test(groups = TestGroup.SEARCH)
+    public void testSecondaryParentWithDeletedSecondaryParentNode()
+    {
+        // given
+        STEP("Create two nested folders (E and F) in Document Library.");
+        FolderModel folderE = folders.add().randomFolder("E").create();
+        FolderModel folderF = folders.modify(folderE).add().randomFolder("F").create();
+        STEP("Make folderE a secondary children of folderQ and folderR a secondary children of folderE.");
+        folders.modify(Q).add().secondaryContent(folderE);
+        folders.modify(folderE).add().secondaryContent(folders.get(R));
+
+        STEP("Verify that searching by PARENT and folderQ will find its secondary child: folderE.");
+        SearchRequest queryParentQ = req("PARENT:" + folders.get(Q).getNodeRef());
+        searchQueryService.expectResultsFromQuery(queryParentQ, testUser,
+                // secondary child
+                folderE.getName());
+        STEP("Verify that searching by PARENT and folderE will find its primary and secondary children: folderF and folderR.");
+        SearchRequest queryParentD = req("PARENT:" + folderE.getNodeRef());
+        searchQueryService.expectResultsFromQuery(queryParentD, testUser,
+                // primary child
+                folderF.getName(),
+                // secondary child
+                folders.get(R).getName());
+
+        // when
+        STEP("Delete folderE and verify that PARENT was updated for nodes folderQ and folderR.");
+        folders.modify(folderE).delete();
+
+        // then
+        searchQueryService.expectNoResultsFromQuery(queryParentQ, testUser);
+        searchQueryService.expectNoResultsFromQuery(queryParentD, testUser);
+    }
+
+    /**
+     * Verify that moving folder D (fD) containing secondary children from hierarchy:
+     * 
+     * <pre>
+     * DL
+     *  += fQ += fD +- fP += file
+     *  += fR
+     * </pre>
+     * 
+     * to:
+     * 
+     * <pre>
+     * DL
+     *  += fQ
+     *  += fR += fD +- fP += file
+     * </pre>
+     * 
+     * will update PARENT index in ES.
+     */
+    @Test(groups = TestGroup.SEARCH)
+    public void testSecondaryParentWithMovedSecondaryParentNode()
+    {
+        // given
+        STEP("Create folderD inside folderQ, and add folderP to D as a secondary child.");
+        FolderModel folderD = folders.modify(Q).add().randomFolder("D").create();
+        folders.modify(folderD).add().secondaryContent(folders.get(P));
+
+        STEP("Verify that searching by PARENT and folderD will find node folderP.");
+        SearchRequest queryParentD = req("PARENT:" + folderD.getNodeRef());
+        searchQueryService.expectResultsFromQuery(queryParentD, testUser,
+                // secondary child
+                folders.get(P).getName());
+        STEP("Verify that searching by PARENT and folderQ will find node folderD.");
+        SearchRequest queryParentQ = req("PARENT:" + folders.get(Q).getNodeRef());
+        searchQueryService.expectResultsFromQuery(queryParentQ, testUser,
+                // primary child
+                folderD.getName());
+
+        // when
+        STEP("Move folderD from folderQ to folderR.");
+        folders.modify(folderD).moveTo(folders.get(R));
+
+        // then
+        STEP("Verify that search result for PARENT and folderD didn't change.");
+        searchQueryService.expectResultsFromQuery(queryParentD, testUser,
+                // secondary child
+                folders.get(P).getName());
+        STEP("Verify that searching by PARENT and folderQ doesn't return any node anymore.");
+        searchQueryService.expectNoResultsFromQuery(queryParentQ, testUser);
+        STEP("Verify that searching by PARENT and folderR will find node folderD.");
+        SearchRequest queryParentR = req("PARENT:" + folders.get(R).getNodeRef());
+        searchQueryService.expectResultsFromQuery(queryParentR, testUser,
+                // primary child
+                folderD.getName());
+
+        STEP("Clean-up - delete folderD.");
+        folders.modify(folderD).delete();
+    }
+
+    /**
+     * Verify that copying folder will also result in copying folder's secondary children and update PARENT index in ES. Test changes below folders hierarchy:
+     * 
+     * <pre>
+     * DL
+     *  += fS += fG += fH
+     *         +
+     *        /
+     *  += fP += file
+     *  += fT
+     * </pre>
+     * 
+     * into:
+     * 
+     * <pre>
+     * DL
+     *  += fS += fG += fH
+     *         +
+     *        /
+     *  += fP += file
+     *        \
+     *         +
+     *  += fT += fG-c += fH-c
+     * </pre>
+     */
+    @Test(groups = TestGroup.SEARCH)
+    public void testSecondaryParentWithCopiedSecondaryParentNode()
+    {
+        // given
+        STEP("Create nested folders (G and H) inside folderS and folderT in Document Library. Make folderP a secondary child of folderG.");
+        FolderModel folderG = folders.modify(S).add().randomFolder("G").create();
+        FolderModel folderH = folders.modify(folderG).add().randomFolder("H").create();
+        FolderModel folderT = folders.add().randomFolder("T").create();
+        folders.modify(folderG).add().secondaryContent(folders.get(P));
+
+        STEP("Verify that searching by PARENT and folderG will find nodes: folderH, folderP and file.");
+        SearchRequest queryParentG = req("PARENT:" + folderG.getNodeRef());
+        searchQueryService.expectResultsFromQuery(queryParentG, testUser,
+                // primary child
+                folderH.getName(),
+                // secondary child
+                folders.get(P).getName());
+        STEP("Verify that searching by PARENT and folderS will find nodes: folderG, folderH, folderP and file.");
+        SearchRequest queryParentS = req("PARENT:" + folders.get(S).getNodeRef());
+        searchQueryService.expectResultsFromQuery(queryParentS, testUser,
+                // primary child
+                folderG.getName());
+        STEP("Verify that searching by PARENT and folderP will find node: file.");
+        SearchRequest queryParentP = req("PARENT:" + folders.get(P).getNodeRef());
+        searchQueryService.expectResultsFromQuery(queryParentP, testUser,
+                // primary child
+                fileInP.getName());
+
+        // when
+        STEP("Copy folderG with its content to folderT.");
+        FolderModel folderGCopy = folders.modify(folderG).copyTo(folderT);
+
+        // then
+        STEP("Verify that search result for PARENT and folderS didn't change.");
+        searchQueryService.expectResultsFromQuery(queryParentS, testUser,
+                // primary child
+                folderG.getName());
+        STEP("Verify that searching by PARENT and folderS/folderG will find nodes: folderH, folderP and file in P.");
+        searchQueryService.expectResultsFromQuery(queryParentG, testUser,
+                // primary child
+                folderH.getName(),
+                // secondary child
+                folders.get(P).getName());
+        STEP("Verify that folderG was copied with secondary parent-child relationship and PARENT reflects that - search by folderT/folderGCopy should find nodes: folderH, folderP and file in P.");
+        SearchRequest queryParentGCopy = req("PARENT:" + folderGCopy.getNodeRef());
+        searchQueryService.expectResultsFromQuery(queryParentGCopy, testUser,
+                // primary child
+                folderH.getName(), // name is the same as folderH-copy
+                // secondary child
+                folders.get(P).getName());
+        STEP("Verify that this time searching by PARENT and folderP will find node: file.");
+        searchQueryService.expectResultsFromQuery(queryParentP, testUser,
+                // primary child
+                fileInP.getName());
+
+        STEP("Clean-up - delete folderG and folderT (with G's copy).");
+        folders.modify(folderG).delete();
+        folders.modify(folderT).delete();
+    }
+}
@@ -0,0 +1,392 @@
+/*
+ * #%L
+ * Alfresco Tas Elasticsearch
+ * %%
+ * Copyright (C) 2026 Alfresco Software Limited
+ * %%
+ * This file is part of the Alfresco software.
+ * If the software was purchased under a paid Alfresco license, the terms of
+ * the paid license agreement will prevail.  Otherwise, the software is
+ * provided under the following open source license terms:
+ *
+ * Alfresco is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Alfresco is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
+ * #L%
+ */
+package org.alfresco.elasticsearch;
+
+import static org.alfresco.elasticsearch.SearchQueryService.req;
+import static org.alfresco.utility.report.log.Step.STEP;
+
+import org.testng.annotations.BeforeClass;
+import org.testng.annotations.Test;
+
+import org.alfresco.rest.search.SearchRequest;
+import org.alfresco.utility.model.FileModel;
+import org.alfresco.utility.model.FolderModel;
+import org.alfresco.utility.model.TestGroup;
+
+/**
+ * Tests verifying indexing of secondary children and PATH index in Elasticsearch.
+ */
+@SuppressWarnings({"PMD.JUnitTestsShouldIncludeAssert"}) // these are TAS E2E tests and use searchQueryService.expectResultsFromQuery for assertion
+public class NodesSecondaryPathIndexingTests extends NodesSecondaryChildrenRelatedTests
+{
+
+    private FileModel fileInP;
+
+    /**
+     * Creates a user and a private site containing below hierarchy of folders.
+     * 
+     * <pre>
+     * Site
+     * DL (Document Library)
+     *  += fA += fB += fC (folderC)
+     *         /     / |
+     *        +     +  +
+     *  += fK += fL += fM
+     *     |     +
+     *     +     |
+     *  += fX += fY += fZ
+     *  += fP += file -+ fA
+     *  += fQ
+     *  += fR
+     *  += fS
+     * </pre>
+     * 
+     * Parent += Child - primary parent-child relationship Parent +- Child - secondary parent-child relationship
+     */
+    @BeforeClass(alwaysRun = true)
+    @Override
+    public void dataPreparation()
+    {
+        super.dataPreparation();
+
+        // given
+        STEP("Create few sets of nested folders in site's Document Library.");
+        folders.add().nestedRandomFolders(A, B, C).create();
+        folders.add().nestedRandomFolders(K, L, M).create();
+        folders.add().nestedRandomFolders(X, Y, Z).create();
+        folders.add().randomFolders(P, Q, R, S).create();
+        fileInP = folders.modify(P).add().randomFile().create();
+
+        STEP("Create few secondary parent-child relationships.");
+        folders.modify(K).add().secondaryContent(folders.get(B));
+        folders.modify(X).add().secondaryContent(folders.get(K));
+        folders.modify(L).add().secondaryContent(folders.get(C), folders.get(Y));
+        folders.modify(M).add().secondaryContent(folders.get(C));
+        folders.modify(A).add().secondaryContent(fileInP);
+
+        STEP("Add to folderQ a secondary child folderR.");
+        folders.modify(Q).add().secondaryContent(folders.get(R));
+
+        // when
+        STEP("Delete the secondary parent relationship between folderQ and FolderR.");
+        folders.modify(Q).remove().secondaryContent(folders.get(R));
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void testSecondaryPathWithNodeHavingOneSecondaryChild()
+    {
+        // then
+        STEP("Verify that folderC can be found by secondary PATH using secondary parent folderM.");
+        SearchRequest query = req("PATH:\"//cm:" + folders.get(M).getName() + "//*\"");
+        searchQueryService.expectResultsFromQuery(query, testUser,
+                // secondary path
+                folders.get(C).getName());
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void testSecondaryPathWithNodeHavingOnePrimaryAndTwoSecondaryChildren()
+    {
+        // then
+        STEP("Verify that primary and secondary children of folderL can be found using PATH index.");
+        SearchRequest query = req("PATH:\"//cm:" + folders.get(L).getName() + "//*\"");
+        searchQueryService.expectResultsFromQuery(query, testUser,
+                // primary path
+                folders.get(M).getName(),
+                // secondary path
+                folders.get(C).getName(),
+                folders.get(Y).getName(),
+                folders.get(Z).getName());
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void testSecondaryPathWithNodeHavingDocumentAsSecondaryChild()
+    {
+        // then
+        STEP("Verify that a file being a secondary child of folderA can be found using PATH index.");
+        SearchRequest query = req("PATH:\"//cm:" + folders.get(A).getName() + "//*\"");
+        searchQueryService.expectResultsFromQuery(query, testUser,
+                // primary path
+                folders.get(B).getName(),
+                folders.get(C).getName(),
+                // secondary path
+                fileInP.getName());
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void testSecondaryPathWithNodeHavingComplexSecondaryRelationship()
+    {
+        // then
+        STEP("Verify that all secondary children of folderX can be found.");
+        SearchRequest query = req("PATH:\"//cm:" + folders.get(X).getName() + "//*\"");
+        searchQueryService.expectResultsFromQuery(query, testUser,
+                // primary path
+                folders.get(Y).getName(),
+                folders.get(Z).getName(),
+                // secondary path
+                folders.get(B).getName(),
+                folders.get(C).getName(),
+                folders.get(K).getName(),
+                folders.get(L).getName(),
+                folders.get(M).getName());
+    }
+
+    /**
+     * Verify that removing secondary parent-child relationship will result in updating ES index: PATH. Test changes below folders hierarchy:
+     * 
+     * <pre>
+     * DL
+     *  += fQ
+     *     +
+     *     |
+     *  += fR
+     * </pre>
+     * 
+     * into:
+     * 
+     * <pre>
+     * DL += fQ += fR
+     * </pre>
+     */
+    @Test(groups = TestGroup.SEARCH)
+    public void testSecondaryPathWithDeletedSecondaryRelationship()
+    {
+        // then
+        STEP("Verify that folderR cannot be found by PATH and folderQ anymore.");
+        SearchRequest query = req("PATH:\"//cm:" + folders.get(Q).getName() + "//*\"");
+        searchQueryService.expectNoResultsFromQuery(query, testUser);
+    }
+
+    /**
+     * Verify that removing a node D (fD) having a secondary children relationship will remove the relationships and update PATH index in ES. Test changes below folders hierarchy from:
+     * 
+     * <pre>
+     * DL
+     *  += fQ
+     *     +
+     *     |
+     *  += fE += fF
+     *     +
+     *     |
+     *  += fR
+     * </pre>
+     * 
+     * into:
+     * 
+     * <pre>
+     * DL += fQ += fR
+     * </pre>
+     */
+    @Test(groups = TestGroup.SEARCH)
+    public void testSecondaryPathWithDeletedSecondaryParentNode()
+    {
+        // given
+        STEP("Create two nested folders (E and F) in Document Library.");
+        FolderModel folderE = folders.add().randomFolder("E").create();
+        FolderModel folderF = folders.modify(folderE).add().randomFolder("F").create();
+        STEP("Make folderE a secondary children of folderQ and folderR a secondary children of folderE.");
+        folders.modify(Q).add().secondaryContent(folderE);
+        folders.modify(folderE).add().secondaryContent(folders.get(R));
+
+        STEP("Verify that searching by PATH and folderQ will find nodes: folderE, folderF and folderR.");
+        SearchRequest queryPathQ = req("PATH:\"//cm:" + folders.get(Q).getName() + "//*\"");
+        searchQueryService.expectResultsFromQuery(queryPathQ, testUser,
+                // secondary path
+                folderE.getName(),
+                folderF.getName(),
+                folders.get(R).getName());
+        STEP("Verify that searching by PATH and folderE will find its primary and secondary children: folderF and folderR.");
+        SearchRequest queryPathD = req("PATH:\"//cm:" + folderE.getName() + "//*\"");
+        searchQueryService.expectResultsFromQuery(queryPathD, testUser,
+                // primary path
+                folderF.getName(),
+                // secondary path
+                folders.get(R).getName());
+
+        // when
+        STEP("Delete folderE and verify that PATH was updated for nodes folderQ and folderR.");
+        folders.modify(folderE).delete();
+
+        // then
+        searchQueryService.expectNoResultsFromQuery(queryPathQ, testUser);
+        searchQueryService.expectNoResultsFromQuery(queryPathD, testUser);
+    }
+
+    /**
+     * Verify that moving folder D (fD) containing secondary children from hierarchy:
+     * 
+     * <pre>
+     * DL
+     *  += fQ += fD +- fP += file
+     *  += fR
+     * </pre>
+     * 
+     * to:
+     * 
+     * <pre>
+     * DL
+     *  += fQ
+     *  += fR += fD +- fP += file
+     * </pre>
+     * 
+     * will update PATH index in ES.
+     */
+    @Test(groups = TestGroup.SEARCH)
+    public void testSecondaryPathWithMovedSecondaryParentNode()
+    {
+        // given
+        STEP("Create folderD inside folderQ, and add folderP as a secondary child.");
+        FolderModel folderD = folders.modify(Q).add().randomFolder("D").create();
+        folders.modify(folderD).add().secondaryContent(folders.get(P));
+        folders.modify(M).add().secondaryContent(folderD);
+
+        STEP("Verify that searching by PATH and folderD will find nodes: folderP and file.");
+        SearchRequest queryPathD = req("PATH:\"//cm:" + folderD.getName() + "//*\"");
+        searchQueryService.expectResultsFromQuery(queryPathD, testUser,
+                // secondary path
+                folders.get(P).getName(),
+                fileInP.getName());
+        STEP("Verify that searching by PATH and folderQ will find nodes: folderD, folderP and file.");
+        SearchRequest queryPathQ = req("PATH:\"//cm:" + folders.get(Q).getName() + "//*\"");
+        searchQueryService.expectResultsFromQuery(queryPathQ, testUser,
+                // primary path
+                folderD.getName(),
+                // secondary path
+                folders.get(P).getName(),
+                fileInP.getName());
+
+        // when
+        STEP("Move folderD from folderQ to folderR.");
+        folders.modify(folderD).moveTo(folders.get(R));
+
+        // then
+        STEP("Verify that search result for PATH and folderD didn't change.");
+        searchQueryService.expectResultsFromQuery(queryPathD, testUser,
+                // secondary path
+                folders.get(P).getName(),
+                fileInP.getName());
+        STEP("Verify that searching by PATH and folderQ doesn't return any node anymore.");
+        searchQueryService.expectNoResultsFromQuery(queryPathQ, testUser);
+        STEP("Verify that searching by PATH and folderR will find nodes: folderD, folderP and file.");
+        SearchRequest queryPathR = req("PATH:\"//cm:" + folders.get(R).getName() + "//*\"");
+        searchQueryService.expectResultsFromQuery(queryPathR, testUser,
+                // primary path
+                folderD.getName(),
+                // secondary path
+                folders.get(P).getName(),
+                fileInP.getName());
+
+        STEP("Clean-up - delete folderD.");
+        folders.modify(folderD).delete();
+    }
+
+    /**
+     * Verify that copying folder will also result in copying folder's secondary children and update PATH index in ES. Test changes below folders hierarchy:
+     * 
+     * <pre>
+     * DL
+     *  += fS += fG += fH
+     *         +
+     *        /
+     *  += fP += file
+     *  += fT
+     * </pre>
+     * 
+     * into:
+     * 
+     * <pre>
+     * DL
+     *  += fS += fG += fH
+     *         +
+     *        /
+     *  += fP += file
+     *        \
+     *         +
+     *  += fT += fG-c += fH-c
+     * </pre>
+     */
+    @Test(groups = TestGroup.SEARCH)
+    public void testSecondaryParentWithCopiedSecondaryParentNode()
+    {
+        // given
+        STEP("Create nested folders (G and H) inside folderS and folderT in Document Library. Make folderP a secondary child of folderG.");
+        FolderModel folderG = folders.modify(S).add().randomFolder("G").create();
+        FolderModel folderH = folders.modify(folderG).add().randomFolder("H").create();
+        FolderModel folderT = folders.add().randomFolder("T").create();
+        folders.modify(folderG).add().secondaryContent(folders.get(P));
+
+        STEP("Verify that searching by PATH and folderG will find nodes: folderH, folderP and file.");
+        SearchRequest queryPathG = req("PATH:\"//cm:" + folderG.getName() + "//*\"");
+        searchQueryService.expectResultsFromQuery(queryPathG, testUser,
+                // primary path
+                folderH.getName(),
+                // secondary path
+                folders.get(P).getName(),
+                fileInP.getName());
+        STEP("Verify that searching by PATH and folderS will find nodes: folderG, folderH, folderP and file.");
+        SearchRequest queryPathS = req("PATH:\"//cm:" + folders.get(S).getName() + "//*\"");
+        searchQueryService.expectResultsFromQuery(queryPathS, testUser,
+                // primary path
+                folderG.getName(),
+                folderH.getName(),
+                // secondary path
+                folders.get(P).getName(),
+                fileInP.getName());
+
+        // when
+        STEP("Copy folderG with its content to folderT.");
+        FolderModel folderGCopy = folders.modify(folderG).copyTo(folderT);
+
+        // then
+        STEP("Verify that search result for PATH and folderS didn't change.");
+        searchQueryService.expectResultsFromQuery(queryPathS, testUser,
+                // primary path
+                folderH.getName(),
+                folderG.getName(),
+                // secondary path
+                folders.get(P).getName(),
+                fileInP.getName());
+        STEP("Verify that searching by PATH and folderS/folderG will find nodes: folderH, folderP and file in P.");
+        SearchRequest queryPathSG = req("PATH:\"//cm:" + folders.get(S).getName() + "/cm:" + folderG.getName() + "//*\"");
+        searchQueryService.expectResultsFromQuery(queryPathSG, testUser,
+                // primary path
+                folderH.getName(),
+                // secondary path
+                folders.get(P).getName(),
+                fileInP.getName());
+        STEP("Verify that folderG was copied with secondary parent-child relationship and PATH reflects that - search by folderT/folderGCopy should find nodes: folderH, folderP and file in P.");
+        SearchRequest queryPathTGCopy = req("PATH:\"//cm:" + folderT.getName() + "/cm:" + folderGCopy.getName() + "//*\"");
+        searchQueryService.expectResultsFromQuery(queryPathTGCopy, testUser,
+                // primary path
+                folderH.getName(), // the same name as folderH-copy
+                // secondary path
+                folders.get(P).getName(),
+                fileInP.getName());
+
+        STEP("Clean-up - delete folderG and folderT (with G's copy).");
+        folders.modify(folderG).delete();
+        folders.modify(folderT).delete();
+    }
+}
@@ -0,0 +1,174 @@
+/*
+ * #%L
+ * Alfresco Tas Elasticsearch
+ * %%
+ * Copyright (C) 2026 Alfresco Software Limited
+ * %%
+ * This file is part of the Alfresco software.
+ * If the software was purchased under a paid Alfresco license, the terms of
+ * the paid license agreement will prevail.  Otherwise, the software is
+ * provided under the following open source license terms:
+ *
+ * Alfresco is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Alfresco is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
+ * #L%
+ */
+package org.alfresco.elasticsearch;
+
+import static org.alfresco.elasticsearch.SearchQueryService.req;
+import static org.alfresco.utility.report.log.Step.STEP;
+
+import org.testng.annotations.BeforeClass;
+import org.testng.annotations.Test;
+
+import org.alfresco.rest.search.SearchRequest;
+import org.alfresco.utility.Utility;
+import org.alfresco.utility.model.TestGroup;
+
+@SuppressWarnings({"PMD.JUnitTestsShouldIncludeAssert"}) // these are TAS E2E tests and use searchQueryService.expectResultsFromQuery for assertion
+public class PathFieldsIndexingTests extends NodesSecondaryChildrenRelatedTests
+{
+    /**
+     * Creates a user and a private site containing below hierarchy of folders.
+     * 
+     * <pre>
+     * Site
+     * DL (Document Library)
+     *  += fA += fB += fC (folderC)
+     *         /     / |
+     *        +     +  +
+     *  += fK += fL += fM
+     *     |     +
+     *     +     |
+     *  += fX += fY += fZ
+     * </pre>
+     * 
+     * Parent += Child - primary parent-child relationship Parent +- Child - secondary parent-child relationship
+     */
+    @BeforeClass(alwaysRun = true)
+    @Override
+    public void dataPreparation()
+    {
+        super.dataPreparation();
+
+        // given
+        STEP("Create some nested folders.");
+        folders.add().nestedRandomFolders(A, B, C).create();
+        folders.add().nestedRandomFolders(K, L, M).create();
+        folders.add().nestedRandomFolders(X, Y, Z).create();
+
+        STEP("Add some extra secondary parent relationships.");
+        folders.modify(K).add().secondaryContent(folders.get(B));
+        folders.modify(X).add().secondaryContent(folders.get(K));
+        folders.modify(L).add().secondaryContent(folders.get(C), folders.get(Y));
+        folders.modify(M).add().secondaryContent(folders.get(C));
+
+        STEP("Wait for the batch indexer to index the last secondary association (M +- C).");
+        SearchRequest indexingProbe = req("PARENT:" + folders.get(M).getNodeRef());
+        try
+        {
+            Utility.sleep(500, 60000, () -> searchQueryService.expectResultsFromQuery(
+                    indexingProbe, testUser, folders.get(C).getName()));
+        }
+        catch (InterruptedException e)
+        {
+            Thread.currentThread().interrupt();
+            throw new AssertionError("Interrupted while waiting for batch indexer", e);
+        }
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void testPrimaryParentField()
+    {
+        STEP("Check that only M has L as a primary parent.");
+        SearchRequest query = req("PRIMARYPARENT:" + folders.get(L).getNodeRef());
+        searchQueryService.expectResultsFromQuery(query, testUser,
+                folders.get(M).getName());
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void testParentFieldIncludesSecondaryParents()
+    {
+        STEP("Check that three nodes have L as a primary or secondary parent.");
+        SearchRequest query = req("PARENT:" + folders.get(L).getNodeRef());
+        searchQueryService.expectResultsFromQuery(query, testUser,
+                folders.get(C).getName(), folders.get(M).getName(), folders.get(Y).getName());
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void testAncestorFieldIncludesSecondaryAssociations()
+    {
+        STEP("Check which nodes have K as an ancestor.");
+        SearchRequest query = req("ANCESTOR:" + folders.get(K).getNodeRef());
+        searchQueryService.expectResultsFromQuery(query, testUser,
+                folders.get(B).getName(), folders.get(C).getName(), folders.get(L).getName(), folders.get(M).getName(),
+                folders.get(Y).getName(), folders.get(Z).getName());
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void testSecondaryPathWithNodeHavingOneSecondaryChild()
+    {
+        // then
+        STEP("Verify that folderC can be found by secondary PATH using secondary parent folderM.");
+        SearchRequest query = req("PATH:\"//cm:" + folders.get(M).getName() + "//*\"");
+        searchQueryService.expectResultsFromQuery(query, testUser,
+                // secondary path
+                folders.get(C).getName());
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void testSecondaryPathWithNodeHavingOnePrimaryAndTwoSecondaryChildren()
+    {
+        // then
+        STEP("Verify that primary and secondary children of folderL can be found using PATH index.");
+        SearchRequest query = req("PATH:\"//cm:" + folders.get(L).getName() + "//*\"");
+        searchQueryService.expectResultsFromQuery(query, testUser,
+                // primary path
+                folders.get(M).getName(),
+                // secondary path
+                folders.get(C).getName(),
+                folders.get(Y).getName(),
+                folders.get(Z).getName());
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void testQueryThroughSecondaryPath()
+    {
+        // then
+        STEP("Verify we can get direct children of a secondary paths (X-K=L) referenced in a query.");
+        SearchRequest query = req("PATH:\"//cm:" + folders.get(X).getName() + "//cm:" + folders.get(L).getName() + "/*\"");
+        searchQueryService.expectResultsFromQuery(query, testUser,
+                // primary path from L
+                folders.get(M).getName(),
+                // secondary path from L
+                folders.get(C).getName(),
+                folders.get(Y).getName());
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void testSecondaryPathWithNodeHavingComplexSecondaryRelationship()
+    {
+        // then
+        STEP("Verify we can find all secondary descendents (excluding direct children) of folderX.");
+        SearchRequest query = req("PATH:\"//cm:" + folders.get(X).getName() + "//*//*\"");
+        searchQueryService.expectResultsFromQuery(query, testUser,
+                // primary path
+                folders.get(Z).getName(),
+                // secondary path
+                folders.get(Y).getName(), // Y _is_ a direct primary child, but this query should only find it via the secondary path.
+                folders.get(B).getName(),
+                folders.get(C).getName(),
+                folders.get(L).getName(),
+                folders.get(M).getName());
+    }
+}
@@ -0,0 +1,271 @@
+/*
+ * #%L
+ * Alfresco Tas Elasticsearch
+ * %%
+ * Copyright (C) 2026 Alfresco Software Limited
+ * %%
+ * This file is part of the Alfresco software.
+ * If the software was purchased under a paid Alfresco license, the terms of
+ * the paid license agreement will prevail.  Otherwise, the software is
+ * provided under the following open source license terms:
+ *
+ * Alfresco is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Alfresco is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
+ * #L%
+ */
+package org.alfresco.elasticsearch;
+
+import static java.util.Arrays.stream;
+import static java.util.stream.Collectors.joining;
+
+import static org.alfresco.elasticsearch.SearchQueryService.req;
+
+import java.util.Arrays;
+import jakarta.json.Json;
+import jakarta.json.JsonObject;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.testng.AbstractTestNGSpringContextTests;
+import org.testng.annotations.BeforeClass;
+import org.testng.annotations.Test;
+
+import org.alfresco.elasticsearch.utility.ElasticsearchRESTHelper;
+import org.alfresco.rest.core.RestWrapper;
+import org.alfresco.rest.model.RestCategoryModel;
+import org.alfresco.rest.model.RestNodeBodyMoveCopyModel;
+import org.alfresco.rest.model.RestNodeModel;
+import org.alfresco.rest.search.SearchRequest;
+import org.alfresco.tas.AlfrescoStackInitializer;
+import org.alfresco.utility.data.DataUser;
+import org.alfresco.utility.model.ContentModel;
+import org.alfresco.utility.model.FileModel;
+import org.alfresco.utility.model.FolderModel;
+import org.alfresco.utility.model.SiteModel;
+import org.alfresco.utility.model.UserModel;
+import org.alfresco.utility.network.ServerHealth;
+import org.alfresco.utility.report.log.Step;
+
+/**
+ * Tests to check that paths are updated correctly.
+ */
+@ContextConfiguration(locations = "classpath:alfresco-elasticsearch-context.xml",
+        initializers = AlfrescoStackInitializer.class)
+public class PathUpdateTests extends AbstractTestNGSpringContextTests
+{
+    @Autowired
+    private ServerHealth serverHealth;
+    @Autowired
+    private DataUser dataUser;
+    @Autowired
+    protected RestWrapper restClient;
+    @Autowired
+    private ElasticsearchRESTHelper helper;
+    @Autowired
+    protected SearchQueryService searchQueryService;
+
+    private UserModel testUser;
+    private SiteModel testSite;
+
+    /**
+     * Create a user and a private site containing some nested folders with a document in.
+     */
+    @BeforeClass(alwaysRun = true)
+    public void dataPreparation()
+    {
+        serverHealth.isServerReachable();
+        serverHealth.assertServerIsOnline();
+
+        Step.STEP("Create a test user and private site.");
+        testUser = dataUser.createRandomTestUser();
+        testSite = helper.createPrivateSite(testUser);
+    }
+
+    @Test
+    public void testChangeFileNameUpdatesPath()
+    {
+        Step.STEP("Create a file in the site.");
+        FileModel testFile = helper.createFileInSite(testUser, testSite);
+
+        Step.STEP("Update the filename.");
+        RestNodeModel updatedFile = renameNode(testFile);
+
+        Step.STEP("Check the path is updated");
+        SearchRequest query = req("PATH:\"" + pathInSite(testSite, updatedFile.getName()) + "\"");
+        searchQueryService.expectResultsFromQuery(query, testUser, updatedFile.getName());
+    }
+
+    @Test
+    public void testChangeFileParentUpdatesPath()
+    {
+        Step.STEP("Create a file next to a folder.");
+        FileModel testFile = helper.createFileInSite(testUser, testSite);
+        FolderModel testFolder = helper.createFolderInSite(testUser, testSite);
+
+        Step.STEP("Move the file into the folder and check the path is updated.");
+        moveNode(testFile, testFolder);
+
+        Step.STEP("Check the path is updated");
+        SearchRequest query = req("PATH:\"" + pathInSite(testSite, testFolder.getName(), testFile.getName()) + "\"");
+        searchQueryService.expectResultsFromQuery(query, testUser, testFile.getName());
+    }
+
+    @Test
+    public void testChangeFolderNameUpdatesPath()
+    {
+        Step.STEP("Create a file in a folder.");
+        FolderModel testFolder = helper.createFolderInSite(testUser, testSite);
+        FileModel testFile = helper.createFileInFolder(testUser, testFolder);
+
+        Step.STEP("Update the folder's name.");
+        RestNodeModel updatedFolder = renameNode(testFolder);
+
+        Step.STEP("Check the path is updated");
+        SearchRequest query = req("PATH:\"" + pathInSite(testSite, updatedFolder.getName(), testFile.getName()) + "\"");
+        searchQueryService.expectResultsFromQuery(query, testUser, testFile.getName());
+    }
+
+    @Test
+    public void testChangeFolderParentUpdatesPath()
+    {
+        Step.STEP("Create two folders with a file in the first.");
+        FolderModel firstFolder = helper.createFolderInSite(testUser, testSite);
+        FolderModel secondFolder = helper.createFolderInSite(testUser, testSite);
+        FileModel testFile = helper.createFileInFolder(testUser, firstFolder);
+
+        Step.STEP("Move the first folder into the second.");
+        moveNode(firstFolder, secondFolder);
+
+        Step.STEP("Check the path is updated");
+        SearchRequest query = req("PATH:\"" + pathInSite(testSite, secondFolder.getName(), firstFolder.getName(), testFile.getName()) + "\"");
+        searchQueryService.expectResultsFromQuery(query, testUser, testFile.getName());
+    }
+
+    @Test
+    public void testChangeCategoriesUpdatesPath()
+    {
+        Step.STEP("Create two categories and a file in the first.");
+        RestCategoryModel firstCategory = helper.createCategory();
+        RestCategoryModel secondCategory = helper.createCategory();
+        FileModel testFile = helper.createFileInSite(testUser, testSite);
+        helper.linkToCategory(testUser, testFile, firstCategory);
+
+        Step.STEP("Remove the file from the first category and add it to the second.");
+        helper.unlinkFromCategory(testUser, testFile, firstCategory);
+        helper.linkToCategory(testUser, testFile, secondCategory);
+
+        Step.STEP("Check there is no path for the first category.");
+        SearchRequest query = req("PATH:\"" + categoryPath(firstCategory.getName(), testFile.getName()) + "\"");
+        searchQueryService.expectNoResultsFromQuery(query, testUser);
+
+        Step.STEP("Check there is a path for the second category.");
+        query = req("PATH:\"" + categoryPath(secondCategory.getName(), testFile.getName()) + "\"");
+        searchQueryService.expectResultsFromQuery(query, testUser, testFile.getName());
+    }
+
+    @Test
+    public void testChangeCategoryNameUpdatesPath()
+    {
+        Step.STEP("Create a category and a file in it.");
+        RestCategoryModel category = helper.createCategory();
+        FileModel testFile = helper.createFileInSite(testUser, testSite);
+        helper.linkToCategory(testUser, testFile, category);
+
+        Step.STEP("Update the name of the category.");
+        String newCategoryName = category.getName() + "_updated";
+        restClient.authenticateUser(dataUser.getAdminUser()).withCoreAPI()
+                .usingCategory(category)
+                .updateCategory(RestCategoryModel.builder().name(newCategoryName).create());
+
+        Step.STEP("Check there is a path with the updated category name.");
+        SearchRequest query = req("PATH:\"" + categoryPath(newCategoryName, testFile.getName()) + "\"");
+        searchQueryService.expectResultsFromQuery(query, testUser, testFile.getName());
+    }
+
+    @Test
+    public void testChangeCategoryPathUpdatesPath()
+    {
+        Step.STEP("Create two nested categories and assign a file to the child.");
+        RestCategoryModel parentCategory = helper.createCategory();
+        RestCategoryModel childCategory = helper.createCategory(parentCategory);
+        FileModel testFile = helper.createFileInSite(testUser, testSite);
+        helper.linkToCategory(testUser, testFile, parentCategory, childCategory);
+
+        Step.STEP("Update the parent category name and check the file's paths are updated.");
+        String newCategoryName = parentCategory.getName() + "_updated";
+        restClient.authenticateUser(dataUser.getAdminUser()).withCoreAPI()
+                .usingCategory(parentCategory)
+                .updateCategory(RestCategoryModel.builder().name(newCategoryName).create());
+
+        Step.STEP("Check there is a path with the updated category name.");
+        SearchRequest query = req("PATH:\"" + categoryPath(newCategoryName, childCategory.getName(), testFile.getName()) + "\"");
+        searchQueryService.expectResultsFromQuery(query, testUser, testFile.getName());
+    }
+
+    /**
+     * Rename the specified node to have "_updated" on the end.
+     *
+     * @param node
+     *            The node to update.
+     * @return The updated node.
+     */
+    private RestNodeModel renameNode(ContentModel node)
+    {
+        String newName = node.getName() + "_updated";
+        JsonObject renameJson = Json.createObjectBuilder().add("properties",
+                Json.createObjectBuilder().add("cm:name", newName)).build();
+        return restClient.authenticateUser(testUser).withCoreAPI().usingNode(node).updateNode(renameJson.toString());
+    }
+
+    /**
+     * Move the specified node to a folder.
+     *
+     * @param node
+     *            The node to move.
+     * @param targetFolder
+     *            The folder to move the node to.
+     * @return The updated node.
+     */
+    private RestNodeModel moveNode(ContentModel node, FolderModel targetFolder)
+    {
+        RestNodeBodyMoveCopyModel moveBody = new RestNodeBodyMoveCopyModel();
+        moveBody.setTargetParentId(targetFolder.getNodeRef());
+        return restClient.authenticateUser(testUser).withCoreAPI().usingNode(node).move(moveBody);
+    }
+
+    /**
+     * Create a path to a file or folder in a site.
+     *
+     * @param site
+     *            The site object.
+     * @param documentLibraryNames
+     *            The list of names of nodes from the document library to the target file or folder.
+     * @return An absolute path suitable for use in a path query.
+     */
+    private String pathInSite(SiteModel site, String... documentLibraryNames)
+    {
+        return "/app:company_home/st:sites/cm:" + site.getId() + "/cm:documentLibrary/cm:" + stream(documentLibraryNames).collect(joining("/cm:"));
+    }
+
+    /**
+     * Create a path to a file or folder via the category hierarchy.
+     *
+     * @param nodeNames
+     *            The ordered list of node names from the root category to the node that was categorised.
+     * @return An absolute path through the categories to the specified node.
+     */
+    private String categoryPath(String... nodeNames)
+    {
+        return "/cm:categoryRoot/cm:generalclassifiable/cm:" + Arrays.stream(nodeNames).collect(joining("/cm:"));
+    }
+}
@@ -0,0 +1,286 @@
+/*
+ * #%L
+ * Alfresco Tas Elasticsearch
+ * %%
+ * Copyright (C) 2026 Alfresco Software Limited
+ * %%
+ * This file is part of the Alfresco software.
+ * If the software was purchased under a paid Alfresco license, the terms of
+ * the paid license agreement will prevail.  Otherwise, the software is
+ * provided under the following open source license terms:
+ *
+ * Alfresco is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Alfresco is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
+ * #L%
+ */
+package org.alfresco.elasticsearch;
+
+import static org.testng.Assert.assertEquals;
+import static org.testng.Assert.assertFalse;
+import static org.testng.Assert.assertTrue;
+import static org.testng.Assert.fail;
+
+import java.util.Arrays;
+import java.util.Comparator;
+import java.util.List;
+import java.util.Map;
+import java.util.Optional;
+import java.util.Set;
+import java.util.function.Consumer;
+import java.util.function.Function;
+import java.util.function.Predicate;
+import java.util.stream.Collectors;
+
+import com.google.common.collect.Sets;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.HttpStatus;
+
+import org.alfresco.rest.core.RestWrapper;
+import org.alfresco.rest.search.RestRequestQueryModel;
+import org.alfresco.rest.search.RestRequestTemplatesModel;
+import org.alfresco.rest.search.SearchNodeModel;
+import org.alfresco.rest.search.SearchRequest;
+import org.alfresco.rest.search.SearchResponse;
+import org.alfresco.utility.Utility;
+import org.alfresco.utility.model.UserModel;
+
+/** A class providing methods for testing search queries. */
+public class SearchQueryService
+{
+    /** Maximum time to allow for search query to return correct results. */
+    private static final int MAX_TIME = 10000;
+    @Autowired
+    private RestWrapper client;
+
+    /** Assert that the query returns no results. */
+    public void expectNoResultsFromQuery(SearchRequest searchRequest, UserModel testUser)
+    {
+        expectResultsFromQuery(searchRequest, testUser);
+    }
+
+    /** Assert that the query returns something, without checking exactly what it returns. */
+    public void expectSomeResultsFromQuery(SearchRequest searchRequest, UserModel testUser)
+    {
+        Consumer<SearchResponse> assertNotEmpty = searchResponse -> assertFalse(searchResponse.isEmpty());
+        expectResultsFromQuery(searchRequest, testUser, assertNotEmpty);
+    }
+
+    public void expectResultsInOrder(SearchRequest searchRequest, UserModel user, boolean isAscending, String... expected)
+    {
+        Consumer<SearchResponse> response = searchResponse -> assertNamesInOrder(searchResponse, isAscending, expected);
+        expectResultsFromQuery(searchRequest, user, response);
+    }
+
+    public void expectResultsInOrder(SearchRequest searchRequest, UserModel user, String... expectedOrder)
+    {
+        Consumer<SearchResponse> response = searchResponse -> assertNamesInOrder(searchResponse, expectedOrder);
+        expectResultsFromQuery(searchRequest, user, response);
+    }
+
+    public void expectResultsStartingWithOneOf(SearchRequest searchRequest, UserModel user, String... expected)
+    {
+        Consumer<SearchResponse> response = searchResponse -> {
+            List<String> expectedFirstElements = List.of(expected);
+            String actualFirstElement = searchResponse.getEntries().stream()
+                    .map(SearchNodeModel::getModel)
+                    .map(SearchNodeModel::getName)
+                    .findFirst()
+                    .orElse(null);
+            assertTrue(expectedFirstElements.contains(actualFirstElement), "Unexpected search results - actual first element: " + actualFirstElement + ", expected one of: " + expectedFirstElements + " |");
+        };
+        expectResultsFromQuery(searchRequest, user, response);
+    }
+
+    public void expectResultsFromQuery(SearchRequest searchRequest, UserModel user, String... expected)
+    {
+        Consumer<SearchResponse> assertNames = searchResponse -> assertNames(searchResponse, expected);
+        expectResultsFromQuery(searchRequest, user, assertNames);
+    }
+
+    /** Check that the specified results are all included in the result set. */
+    public void expectResultsInclude(SearchRequest searchRequest, UserModel user, String... expected)
+    {
+        Consumer<SearchResponse> assertNames = searchResponse -> assertNamesInclude(searchResponse, expected);
+        expectResultsFromQuery(searchRequest, user, assertNames);
+    }
+
+    public void expectNodeTypesFromQuery(SearchRequest searchRequest, UserModel user, String... expected)
+    {
+        Consumer<SearchResponse> assertNodeTypes = searchResponse -> assertNodeTypes(searchResponse, expected);
+        expectResultsFromQuery(searchRequest, user, assertNodeTypes);
+    }
+
+    public void expectNodeRefsFromQuery(SearchRequest searchRequest, UserModel user, String... expectedNodeRefs)
+    {
+        Consumer<SearchResponse> assertNames = searchResponse -> assertNodeRefs(searchResponse, expectedNodeRefs);
+        expectResultsFromQuery(searchRequest, user, assertNames);
+    }
+
+    public void expectAllResultsFromQuery(SearchRequest searchRequest, UserModel user, Predicate<SearchNodeModel> assertionMethod)
+    {
+        Function<SearchNodeModel, String> failureMessage = searchNodeModel -> "'" + searchNodeModel.getName() + "' did not satisfy predicate.";
+        expectAllResultsFromQuery(searchRequest, user, assertionMethod, failureMessage);
+    }
+
+    public void expectAllResultsFromQuery(SearchRequest searchRequest, UserModel user, Predicate<SearchNodeModel> assertionMethod, Function<SearchNodeModel, String> failureMessageFunction)
+    {
+        expectResultsFromQuery(searchRequest, user, searchResponse -> assertAllSearchResults(searchResponse, assertionMethod, failureMessageFunction));
+    }
+
+    public void expectTotalHitsFromQuery(SearchRequest searchRequest, UserModel user, int expected)
+    {
+        expectResultsFromQuery(searchRequest, user, searchResponse -> assertTotalHitsResults(searchResponse, expected));
+    }
+
+    private void expectResultsFromQuery(SearchRequest searchRequest, UserModel user, Consumer<SearchResponse> assertionMethod)
+    {
+        try
+        {
+            Utility.sleep(1000, MAX_TIME, () -> {
+                SearchResponse response = client.authenticateUser(user)
+                        .withSearchAPI()
+                        .search(searchRequest);
+                client.assertStatusCodeIs(HttpStatus.OK);
+                assertionMethod.accept(response);
+            });
+        }
+        catch (InterruptedException e)
+        {
+            fail("InterruptedException received while waiting for results.");
+        }
+    }
+
+    public void expectErrorFromQuery(SearchRequest searchRequest, org.alfresco.utility.model.UserModel user,
+            HttpStatus expectedStatusCode, String containsErrorString)
+    {
+        client.authenticateUser(user).withSearchAPI().search(searchRequest);
+        client.assertStatusCodeIs(expectedStatusCode);
+        client.assertLastError().containsSummary(containsErrorString);
+    }
+
+    private void assertNodeRefs(SearchResponse actual, String... expected)
+    {
+        Set<String> result = actual.getEntries().stream()
+                .map(SearchNodeModel::getModel)
+                .map(SearchNodeModel::getId)
+                .collect(Collectors.toSet());
+        Set<String> expectedList = Sets.newHashSet(expected);
+        assertEquals(result, expectedList, "Unexpected search results - got " + result + " expected " + expectedList);
+    }
+
+    private void assertNames(SearchResponse actual, String... expected)
+    {
+        Set<String> result = actual.getEntries().stream()
+                .map(SearchNodeModel::getModel)
+                .map(SearchNodeModel::getName)
+                .collect(Collectors.toSet());
+        Set<String> expectedList = Sets.newHashSet(expected);
+        assertEquals(result, expectedList, "Unexpected search results - got " + result + " expected " + expectedList);
+    }
+
+    /** Check that the given names are included in the result set. */
+    private void assertNamesInclude(SearchResponse actual, String... expected)
+    {
+        Set<String> expectedSet = Sets.newHashSet(expected);
+        // Filter to only include results that were expected.
+        Set<String> filteredResults = actual.getEntries().stream()
+                .map(SearchNodeModel::getModel)
+                .map(SearchNodeModel::getName)
+                .filter(name -> expectedSet.contains(name))
+                .collect(Collectors.toSet());
+        assertEquals(filteredResults, expectedSet, "Did not receive all the expected search results - got " + filteredResults + " from expected set " + expectedSet);
+    }
+
+    private List<String> orderNames(boolean isAscending, String... filename)
+    {
+        List<String> orderedNames = Arrays.stream(filename).sorted().collect(Collectors.toList());
+        if (!isAscending)
+        {
+            orderedNames = orderedNames.stream().sorted(Comparator.reverseOrder()).collect(Collectors.toList());
+        }
+        return orderedNames;
+    }
+
+    private void assertNamesInOrder(SearchResponse actual, boolean isAscending, String... expected)
+    {
+        List<String> expectedInOrder = orderNames(isAscending, expected);
+        List<String> result = actual.getEntries().stream()
+                .map(SearchNodeModel::getModel)
+                .map(SearchNodeModel::getName)
+                .collect(Collectors.toList());
+        assertEquals(result, expectedInOrder, "Unexpected search results - got " + result + " expected " + expectedInOrder);
+    }
+
+    private void assertNamesInOrder(SearchResponse actual, String... expectedOrder)
+    {
+        List<String> expectedInOrder = List.of(expectedOrder);
+        List<String> result = actual.getEntries().stream()
+                .map(SearchNodeModel::getModel)
+                .map(SearchNodeModel::getName)
+                .toList();
+        assertEquals(result, expectedInOrder, "Unexpected search results - got " + result + " expected " + expectedInOrder);
+    }
+
+    private void assertNodeTypes(SearchResponse actual, String... expected)
+    {
+        Set<String> result = actual.getEntries().stream()
+                .map(SearchNodeModel::getModel)
+                .map(SearchNodeModel::getNodeType)
+                .collect(Collectors.toSet());
+        Set<String> expectedList = Sets.newHashSet(expected);
+        assertEquals(result, expectedList, "Unexpected search results - got " + result + " expected " + expectedList);
+    }
+
+    private void assertAllSearchResults(SearchResponse actual, Predicate<SearchNodeModel> assertion, Function<SearchNodeModel, String> failureMessageFunction)
+    {
+        String result = actual.getEntries().stream()
+                .map(SearchNodeModel::getModel)
+                .filter(Predicate.not(assertion))
+                .map(failureMessageFunction)
+                .collect(Collectors.joining("\n"));
+        assertTrue(result.isEmpty(), "assertAllSearchResults failed with these issues:\n" + result);
+    }
+
+    private void assertTotalHitsResults(SearchResponse actual, int expected)
+    {
+        int totalItems = actual.getPagination().getTotalItems();
+        assertEquals(totalItems, expected, "Unexpected totalItems results - got " + totalItems + " expected " + expected);
+    }
+
+    public static SearchRequest req(String query)
+    {
+        return req(null, query);
+    }
+
+    public static SearchRequest req(String language, String query)
+    {
+        RestRequestQueryModel restRequestQueryModel = new RestRequestQueryModel();
+        restRequestQueryModel.setQuery(query);
+        Optional.ofNullable(language).ifPresent(restRequestQueryModel::setLanguage);
+        return new SearchRequest(restRequestQueryModel);
+    }
+
+    public static SearchRequest req(String language, String query, Map<String, String> templates)
+    {
+        RestRequestQueryModel restRequestQueryModel = new RestRequestQueryModel();
+        restRequestQueryModel.setQuery(query);
+        Optional.ofNullable(language).ifPresent(restRequestQueryModel::setLanguage);
+        SearchRequest request = new SearchRequest(restRequestQueryModel);
+        List<RestRequestTemplatesModel> templatesModels = templates.entrySet().stream()
+                .map(entry -> RestRequestTemplatesModel.builder().name(entry.getKey()).template(entry.getValue()).create())
+                .toList();
+        request.setTemplates(templatesModels);
+
+        return request;
+    }
+}
@@ -0,0 +1,180 @@
+/*
+ * #%L
+ * Alfresco Tas Elasticsearch
+ * %%
+ * Copyright (C) 2026 Alfresco Software Limited
+ * %%
+ * This file is part of the Alfresco software.
+ * If the software was purchased under a paid Alfresco license, the terms of
+ * the paid license agreement will prevail.  Otherwise, the software is
+ * provided under the following open source license terms:
+ *
+ * Alfresco is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Alfresco is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
+ * #L%
+ */
+package org.alfresco.elasticsearch.basicAuth;
+
+import java.io.IOException;
+
+import org.testcontainers.containers.GenericContainer;
+
+import org.alfresco.tas.AlfrescoStackInitializer;
+import org.alfresco.tas.SearchEngineType;
+
+/**
+ * ACS Stack Docker Compose initializer with Basic Authentication for Search Engine service (Opensearch or Elasticsearch).
+ */
+public class AlfrescoStackInitializerESBasicAuth extends AlfrescoStackInitializer
+{
+
+    // Default Elasticsearch credentials
+    private static final String SEARCH_ENGINE_USERNAME = "elastic";
+    private static final String SEARCH_ENGINE_PASSWORD = "bob123"; // pragma: allowlist secret
+    private static final String OPENSEARCH_TEST_ROLE = "test_role";
+
+    @Override
+    public void configureSecuritySettings(GenericContainer searchEngineContainer)
+    {
+        SearchEngineType usedEngine = getImagesConfig().getSearchEngineType();
+
+        if (SearchEngineType.OPENSEARCH_ENGINE.equals(usedEngine))
+        {
+            configureNewUser(searchEngineContainer);
+        }
+    }
+
+    private void configureNewUser(GenericContainer opensearchContainer)
+    {
+        try
+        {
+            // Using password hash for setting up test only
+            String passwordHash = hashPassword(opensearchContainer, SEARCH_ENGINE_PASSWORD);
+
+            addNewUser(opensearchContainer, SEARCH_ENGINE_USERNAME, passwordHash);
+            addNewRole(opensearchContainer, OPENSEARCH_TEST_ROLE, CUSTOM_ALFRESCO_INDEX);
+            addNewRoleMapping(opensearchContainer, OPENSEARCH_TEST_ROLE, SEARCH_ENGINE_USERNAME);
+            applyNewSecurityConfigs(opensearchContainer);
+        }
+        catch (IOException | InterruptedException e)
+        {
+            e.printStackTrace();
+        }
+    }
+
+    private String hashPassword(GenericContainer opensearchContainer, String password) throws IOException, InterruptedException
+    {
+        return opensearchContainer.execInContainer("/usr/share/opensearch/plugins/opensearch-security/tools/hash.sh", "-p", password)
+                .getStdout().strip();
+    }
+
+    private void applyNewSecurityConfigs(GenericContainer opensearchContainer) throws IOException, InterruptedException
+    {
+        opensearchContainer.execInContainer("sh", "-c", "/usr/share/opensearch/plugins/opensearch-security/tools/securityadmin.sh " +
+                "-cd /usr/share/opensearch/config/opensearch-security " +
+                "-icl -nhnv " +
+                "-cert /usr/share/opensearch/config/kirk.pem " +
+                "-cacert /usr/share/opensearch/config/root-ca.pem " +
+                "-key /usr/share/opensearch/config/kirk-key.pem");
+    }
+
+    private void addNewRoleMapping(GenericContainer opensearchContainer, String role, String username) throws IOException, InterruptedException
+    {
+        opensearchContainer.execInContainer(
+                "sh", "-c", "echo '\n\n" + newOpensearchRoleMapping(role, username) + "' >> /usr/share/opensearch/config/opensearch-security/roles_mapping.yml");
+    }
+
+    private void addNewRole(GenericContainer opensearchContainer, String role, String index) throws IOException, InterruptedException
+    {
+        opensearchContainer.execInContainer(
+                "sh", "-c", "echo '\n\n" + newOpensearchRule(role, index) + "' >> /usr/share/opensearch/config/opensearch-security/roles.yml");
+    }
+
+    private void addNewUser(GenericContainer opensearchContainer, String username, String passwordHash) throws IOException, InterruptedException
+    {
+        opensearchContainer.execInContainer(
+                "sh", "-c", "echo '\n\n" + newOpensearchUser(username, passwordHash) + "' >> /usr/share/opensearch/config/opensearch-security/internal_users.yml");
+    }
+
+    private String newOpensearchUser(String username, String passwordHash)
+    {
+        return username + ":\n" +
+                "  hash: \"" + passwordHash + "\"\n" +
+                "  reserved: false\n" +
+                "  backend_roles:\n" +
+                "  - \"all_access\"\n" +
+                "  description: \"New user for testing purposes\"";
+    }
+
+    private String newOpensearchRule(String role, String indexName)
+    {
+        return role + ":\n" +
+                "  cluster_permissions:\n" +
+                "    - cluster_all\n" +
+                "  index_permissions:\n" +
+                "    - index_patterns:\n" +
+                "      - \"" + indexName + "\"\n" +
+                "      - \"alfresco-reindex-state\"\n" +
+                "      - \"alfresco-reindex-dead-letter\"\n" +
+                "      allowed_actions:\n" +
+                "        - \"*\"\n";
+    }
+
+    private String newOpensearchRoleMapping(String role, String user)
+    {
+        return role + ":\n" +
+                "  reserved: true\n" +
+                "  users:\n" +
+                "  - \"" + user + "\"";
+    }
+
+    @Override
+    protected GenericContainer createBatchIndexingContainer()
+    {
+        GenericContainer container = super.createBatchIndexingContainer();
+        container.withEnv("SPRING_ELASTICSEARCH_REST_USERNAME", SEARCH_ENGINE_USERNAME);
+        container.withEnv("SPRING_ELASTICSEARCH_REST_PASSWORD", SEARCH_ENGINE_PASSWORD);
+        container.withEnv("ALFRESCO_REINDEX_CONTINUOUS_ALFRESCOINDEXNAME", CUSTOM_ALFRESCO_INDEX);
+        return container;
+    }
+
+    @Override
+    protected GenericContainer createSearchEngineContainer()
+    {
+        SearchEngineType usedEngine = getImagesConfig().getSearchEngineType();
+
+        if (SearchEngineType.OPENSEARCH_ENGINE.equals(usedEngine))
+        {
+            return super.createOpensearchContainer()
+                    .withEnv("plugins.security.disabled", "false")
+                    .withEnv("plugins.security.ssl.http.enabled", "false");
+        }
+        else
+        {
+            return super.createElasticContainer()
+                    .withEnv("xpack.security.enabled", "true")
+                    .withEnv("ELASTIC_PASSWORD", SEARCH_ENGINE_PASSWORD);
+        }
+    }
+
+    @Override
+    protected GenericContainer createAlfrescoContainer()
+    {
+        GenericContainer container = super.createAlfrescoContainer();
+        String javaOpts = (String) container.getEnvMap().get("JAVA_OPTS");
+        javaOpts = javaOpts + " -Delasticsearch.user=" + SEARCH_ENGINE_USERNAME + " " +
+                "-Delasticsearch.password=" + SEARCH_ENGINE_PASSWORD;
+        container.getEnvMap().put("JAVA_OPTS", javaOpts);
+        return container;
+    }
+}
@@ -0,0 +1,91 @@
+/*
+ * #%L
+ * Alfresco Tas Elasticsearch
+ * %%
+ * Copyright (C) 2026 Alfresco Software Limited
+ * %%
+ * This file is part of the Alfresco software.
+ * If the software was purchased under a paid Alfresco license, the terms of
+ * the paid license agreement will prevail.  Otherwise, the software is
+ * provided under the following open source license terms:
+ *
+ * Alfresco is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Alfresco is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
+ * #L%
+ */
+package org.alfresco.elasticsearch.basicAuth;
+
+import static org.alfresco.elasticsearch.SearchQueryService.req;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.test.context.ContextConfiguration;
+import org.springframework.test.context.testng.AbstractTestNGSpringContextTests;
+import org.testng.annotations.BeforeClass;
+import org.testng.annotations.Test;
+
+import org.alfresco.elasticsearch.SearchQueryService;
+import org.alfresco.utility.data.DataContent;
+import org.alfresco.utility.data.DataSite;
+import org.alfresco.utility.data.DataUser;
+import org.alfresco.utility.model.FileModel;
+import org.alfresco.utility.model.FileType;
+import org.alfresco.utility.model.SiteModel;
+import org.alfresco.utility.model.TestGroup;
+import org.alfresco.utility.model.UserModel;
+import org.alfresco.utility.network.ServerHealth;
+
+/**
+ * Basic test for Elasticsearch server with Basic Authentication. The aim of this class is to test that Basic Authentication is working as expected.
+ */
+@ContextConfiguration(locations = "classpath:alfresco-elasticsearch-context.xml",
+        initializers = AlfrescoStackInitializerESBasicAuth.class)
+public class ElasticsearchBasicAuthTests extends AbstractTestNGSpringContextTests
+{
+    private static final String FILE_0_NAME = "test.txt";
+
+    @Autowired
+    private ServerHealth serverHealth;
+    @Autowired
+    private DataUser dataUser;
+    @Autowired
+    private DataContent dataContent;
+    @Autowired
+    private DataSite dataSite;
+    @Autowired
+    private SearchQueryService searchQueryService;
+
+    private UserModel userSite1;
+    private SiteModel siteModel1;
+
+    @BeforeClass(alwaysRun = true)
+    public void dataPreparation()
+    {
+        serverHealth.assertServerIsOnline();
+        userSite1 = dataUser.createRandomTestUser();
+        siteModel1 = dataSite.usingUser(userSite1).createPrivateRandomSite();
+        createContent(FILE_0_NAME, "This is the first test", siteModel1, userSite1);
+    }
+
+    private FileModel createContent(String filename, String content, SiteModel site, UserModel user)
+    {
+        FileModel fileModel = new FileModel(filename, FileType.TEXT_PLAIN, content);
+        return dataContent.usingUser(user).usingSite(site)
+                .createContent(fileModel);
+    }
+
+    @Test(groups = TestGroup.SEARCH)
+    public void searchCanFindAFile()
+    {
+        searchQueryService.expectResultsFromQuery(req("first AND SITE:\"" + siteModel1.getId() + "\""), userSite1, FILE_0_NAME);
+    }
+}
@@ -0,0 +1,63 @@
+/*
+ * #%L
+ * Alfresco Tas Elasticsearch
+ * %%
+ * Copyright (C) 2026 Alfresco Software Limited
+ * %%
+ * This file is part of the Alfresco software.
+ * If the software was purchased under a paid Alfresco license, the terms of
+ * the paid license agreement will prevail.  Otherwise, the software is
+ * provided under the following open source license terms:
+ *
+ * Alfresco is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Alfresco is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
+ * #L%
+ */
+package org.alfresco.elasticsearch.retry;
+
+import java.util.ConcurrentModificationException;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.testng.IRetryAnalyzer;
+import org.testng.ITestResult;
+
+public class RetryAnalyzer implements IRetryAnalyzer
+{
+    private static final Logger LOGGER = LoggerFactory.getLogger(RetryAnalyzer.class);
+    private static final int RETRY_LIMIT = 3;
+    private int retryNumber = 0;
+
+    @Override
+    public boolean retry(ITestResult testResult)
+    {
+        retryNumber++;
+        Throwable throwable = testResult.getThrowable();
+        if (retryNumber == RETRY_LIMIT)
+        {
+            LOGGER.info("Retry limit reached: {}, shouldRetry: {}", retryNumber, false, throwable);
+            return false;
+        }
+        else
+        {
+            boolean shouldRetry = throwable != null
+                    && (throwable instanceof IllegalStateException && throwable.getMessage() != null
+                            && throwable.getMessage().contains("connection still allocated"))
+                    || (throwable instanceof ConcurrentModificationException)
+                    || (throwable instanceof AssertionError && throwable.getMessage() != null
+                            && throwable.getMessage().contains("Maximum retry period reached"));
+            LOGGER.info("Retry: {}, shouldRetry: {}", retryNumber, shouldRetry, throwable);
+            return shouldRetry;
+        }
+    }
+}
@@ -0,0 +1,44 @@
+/*
+ * #%L
+ * Alfresco Tas Elasticsearch
+ * %%
+ * Copyright (C) 2026 Alfresco Software Limited
+ * %%
+ * This file is part of the Alfresco software.
+ * If the software was purchased under a paid Alfresco license, the terms of
+ * the paid license agreement will prevail.  Otherwise, the software is
+ * provided under the following open source license terms:
+ *
+ * Alfresco is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Alfresco is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
+ * #L%
+ */
+package org.alfresco.elasticsearch.retry;
+
+import java.lang.reflect.Constructor;
+import java.lang.reflect.Method;
+
+import org.testng.IAnnotationTransformer;
+import org.testng.annotations.ITestAnnotation;
+
+/**
+ * Add the {@link RetryAnalyzer} to each test.
+ */
+public class RetryAnnotationTransformer implements IAnnotationTransformer
+{
+    @Override
+    public void transform(ITestAnnotation annotation, Class testClass, Constructor testConstructor, Method testMethod)
+    {
+        annotation.setRetryAnalyzer(RetryAnalyzer.class);
+    }
+}
@@ -0,0 +1,166 @@
+/*
+ * #%L
+ * Alfresco Tas Elasticsearch
+ * %%
+ * Copyright (C) 2026 Alfresco Software Limited
+ * %%
+ * This file is part of the Alfresco software.
+ * If the software was purchased under a paid Alfresco license, the terms of
+ * the paid license agreement will prevail.  Otherwise, the software is
+ * provided under the following open source license terms:
+ *
+ * Alfresco is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Alfresco is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
+ * #L%
+ */
+package org.alfresco.elasticsearch.utility;
+
+import static org.alfresco.utility.model.FileType.TEXT_PLAIN;
+
+import org.springframework.beans.factory.annotation.Autowired;
+
+import org.alfresco.rest.core.RestWrapper;
+import org.alfresco.rest.model.RestCategoryLinkBodyModel;
+import org.alfresco.rest.model.RestCategoryModel;
+import org.alfresco.utility.data.DataContent;
+import org.alfresco.utility.data.DataSite;
+import org.alfresco.utility.data.DataUser;
+import org.alfresco.utility.data.RandomData;
+import org.alfresco.utility.model.ContentModel;
+import org.alfresco.utility.model.FileModel;
+import org.alfresco.utility.model.FolderModel;
+import org.alfresco.utility.model.SiteModel;
+import org.alfresco.utility.model.UserModel;
+
+/** Helper methods for Elasticsearch E2E tests. */
+public class ElasticsearchRESTHelper
+{
+    /** The alias for the root of the category hierarchy. */
+    public static final String ROOT_CATEGORY_ALIAS = "-root-";
+    /** The root of the category hierarchy. */
+    private static final RestCategoryModel ROOT_CATEGORY = RestCategoryModel.builder().id(ROOT_CATEGORY_ALIAS).name(ROOT_CATEGORY_ALIAS).create();
+
+    @Autowired
+    private RestWrapper client;
+    @Autowired
+    private DataSite dataSite;
+    @Autowired
+    private DataContent dataContent;
+    @Autowired
+    private DataUser dataUser;
+
+    /**
+     * Create a private site.
+     *
+     * @param user
+     *            The user to use.
+     * @return The new site.
+     */
+    public SiteModel createPrivateSite(UserModel user)
+    {
+        return dataSite.usingUser(user).createPrivateRandomSite();
+    }
+
+    /**
+     * Create a folder in a site.
+     *
+     * @param user
+     *            The user to use.
+     * @param site
+     *            The site to create the folder in.
+     * @return The new folder.
+     */
+    public FolderModel createFolderInSite(UserModel user, SiteModel site)
+    {
+        return dataContent.usingUser(user).usingSite(site).createFolder();
+    }
+
+    /**
+     * Create a text file in a site.
+     *
+     * @param user
+     *            The user to use.
+     * @param site
+     *            The site to create the file in.
+     * @return The new file.
+     */
+    public FileModel createFileInSite(UserModel user, SiteModel site)
+    {
+        FileModel fileModel = FileModel.getRandomFileModel(TEXT_PLAIN);
+        return dataContent.usingUser(user).usingSite(site).createContent(fileModel);
+    }
+
+    /**
+     * Create a file in a folder.
+     *
+     * @param user
+     *            The user to use.
+     * @param folder
+     *            The folder to create the file in.
+     * @return The new file.
+     */
+    public FileModel createFileInFolder(UserModel user, FolderModel folder)
+    {
+        FileModel fileModel = FileModel.getRandomFileModel(TEXT_PLAIN);
+        return dataContent.usingUser(user).usingResource(folder).createContent(fileModel);
+    }
+
+    /**
+     * Create a category.
+     *
+     * @param ancestorCategories
+     *            The path of categories between the root and the new category, or leave blank to create the category at the "-root-".
+     * @return The newly created category.
+     */
+    public RestCategoryModel createCategory(RestCategoryModel... ancestorCategories)
+    {
+        RestCategoryModel parent = (ancestorCategories.length > 0 ? ancestorCategories[ancestorCategories.length - 1] : ROOT_CATEGORY);
+        return client.authenticateUser(dataUser.getAdminUser()).withCoreAPI()
+                .usingCategory(parent)
+                .createSingleCategory(RestCategoryModel.builder().name(RandomData.getRandomAlphanumeric()).create());
+    }
+
+    /**
+     * Link a file or folder to a category.
+     *
+     * @param user
+     *            The user who should create the link.
+     * @param node
+     *            The file or folder to be linked.
+     * @param categoryHierarchy
+     *            The full list of categories from the root (excluding "-root-") to the category to use.
+     * @return The category that was linked to.
+     */
+    public RestCategoryModel linkToCategory(UserModel user, ContentModel node, RestCategoryModel... categoryHierarchy)
+    {
+        RestCategoryModel linkedToCategory = (categoryHierarchy.length > 0 ? categoryHierarchy[categoryHierarchy.length - 1] : ROOT_CATEGORY);
+        return client.authenticateUser(user).withCoreAPI().usingNode(node)
+                .linkToCategory(RestCategoryLinkBodyModel.builder().categoryId(linkedToCategory.getId()).create());
+    }
+
+    /**
+     * Unlink a node from a category.
+     *
+     * @param user
+     *            The user who should remove the link.
+     * @param node
+     *            The node to unlink.
+     * @param categoryHierarchy
+     *            The full list of categories from the root (excluding "-root-") to the category to use.
+     */
+    public void unlinkFromCategory(UserModel user, ContentModel node, RestCategoryModel... categoryHierarchy)
+    {
+        RestCategoryModel linkedToCategory = (categoryHierarchy.length > 0 ? categoryHierarchy[categoryHierarchy.length - 1] : ROOT_CATEGORY);
+        client.authenticateUser(user).withCoreAPI().usingNode(node).unlinkFromCategory(linkedToCategory.getId());
+    }
+}
@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<beans xmlns="http://www.springframework.org/schema/beans"
+	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:context="http://www.springframework.org/schema/context"
+	xsi:schemaLocation="http://www.springframework.org/schema/context
+          http://www.springframework.org/schema/context/spring-context.xsd
+          http://www.springframework.org/schema/beans
+          http://www.springframework.org/schema/beans/spring-beans.xsd">
+
+	<context:annotation-config />
+	<context:component-scan base-package="org.alfresco" />
+	
+	<import resource="classpath:dataprep-context.xml" />
+
+	<bean id="elasticsearchRESTHelper" class="org.alfresco.elasticsearch.utility.ElasticsearchRESTHelper" />
+	<bean id="searchQueryService" class="org.alfresco.elasticsearch.SearchQueryService" />
+</beans>
@@ -0,0 +1,5 @@
+# Exact Term search is switched off by default as it introduces index size overhead.
+#to enable it, please uncomment the following on a datatype or property name basis
+alfresco.cross.locale.datatype.0={http://www.alfresco.org/model/dictionary/1.0}content
+alfresco.cross.locale.property.0={http://www.alfresco.org/model/content/1.0}content
+alfresco.cross.locale.property.1={http://www.alfresco.org/model/content/1.0}name
@@ -0,0 +1,16 @@
+# Root logger option
+rootLogger.level=info
+rootLogger.appenderRef.stdout.ref=ConsoleAppender
+
+###### Console appender definition #######
+appender.console.type=Console
+appender.console.name=ConsoleAppender
+appender.console.layout.type=PatternLayout
+appender.console.layout.pattern=[%t] %d{HH:mm:ss} %-5p %c{1}:%L - %replace{%m}{[\r\n]+}{}%n
+
+logger.alfresco-elasticsearch.name=org.alfresco.elasticsearch
+logger.alfresco-elasticsearch.level=info
+logger.alfresco-rest-core.name=org.alfresco.rest.core
+logger.alfresco-rest-core.level=warn
+logger.alfresco-utility-report-log.name=org.alfresco.utility.report.log
+logger.alfresco-utility-report-log.level=info
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE suite SYSTEM "http://testng.org/testng-1.0.dtd">
+<suite name="REST API tests Elasticsearch with Basic Auth" preserve-order="true" verbose="1">
+  <listeners>
+    <listener class-name="org.alfresco.elasticsearch.retry.RetryAnnotationTransformer" />
+  </listeners>
+  <test name="elasticsearch-basic-auth" verbose="3" preserve-order="true">
+    <packages>
+      <package name="org.alfresco.elasticsearch.basicAuth"/>
+    </packages>
+  </test>
+</suite>
@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE suite SYSTEM "http://testng.org/testng-1.0.dtd">
+<suite name="REST API tests for Elasticsearch" verbose="1" parallel="false">
+  <listeners>
+    <listener class-name="org.alfresco.utility.testng.AlphabeticalPriorityInterceptor" />
+  </listeners>
+  <test name="elasticsearch" verbose="3" preserve-order="false">
+    <packages>
+      <package name="org.alfresco.elasticsearch" />
+    </packages>
+  </test>
+</suite>
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE suite SYSTEM "http://testng.org/testng-1.0.dtd">
+<suite name="Parallel REST API tests for Elasticsearch" verbose="1" parallel="false">
+   <listeners>
+      <listener class-name="org.alfresco.elasticsearch.retry.RetryAnnotationTransformer" />
+   </listeners>
+   <suite-files>
+      <suite-file path="elasticsearch-suite.xml" />
+   </suite-files>
+</suite>
@@ -0,0 +1,2 @@
+# By default this property is set to 30 seconds
+pull.pause.timeout = 120
@@ -9,7 +9,7 @@
    <parent>
        <groupId>org.alfresco</groupId>
        <artifactId>content-repository-community-tests</artifactId>
-        <version>23.1.0</version>
+        <version>26.2.0-A.29</version>
    </parent>

    <developers>
@@ -1,30 +1,31 @@
-package org.alfresco.email.imap;
-
-import org.alfresco.email.EmailTest;
-import org.alfresco.utility.model.*;
-import org.alfresco.utility.testrail.ExecutionType;
-import org.alfresco.utility.testrail.annotation.TestRail;
-import org.testng.annotations.BeforeClass;
-import org.testng.annotations.Test;
-
-public class ImapReadMessagesAcsTests extends EmailTest
-{
-    @BeforeClass(alwaysRun=true)
-    public void dataPreparation() throws Exception
-    {
-        testUser = dataUser.createRandomTestUser();
-        testSite = dataSite.usingUser(testUser).createIMAPSite();
-        adminUser = dataUser.getAdminUser();
-        adminSite = dataSite.usingAdmin().createIMAPSite();
-    }
-
-    @TestRail(section = { TestGroup.PROTOCOLS, TestGroup.IMAP }, executionType = ExecutionType.REGRESSION,
-            description = "Verify that site manager can see wiki pages via IMAP")
-    @Test(groups = { TestGroup.PROTOCOLS, TestGroup.IMAP, TestGroup.CORE })
-    public void siteManagerCanViewWikiPages() throws Exception
-    {
-        dataWiki.usingUser(testUser).usingSite(testSite).createRandomWiki();
-        /* @Category(IntermittentlyFailingTests.class) ACS-959 Intermittent failure on next line. @Category not supported by TAS tests. */
-// ACS-2268 comment out:        imapProtocol.authenticateUser(testUser).usingSiteWikiContainer(testSite).assertThat().countMessagesIs(1);
-    }
-}
+package org.alfresco.email.imap;
+
+import org.testng.annotations.BeforeClass;
+import org.testng.annotations.Test;
+
+import org.alfresco.email.EmailTest;
+import org.alfresco.utility.model.*;
+import org.alfresco.utility.testrail.ExecutionType;
+import org.alfresco.utility.testrail.annotation.TestRail;
+
+public class ImapReadMessagesAcsTests extends EmailTest
+{
+    @BeforeClass(alwaysRun = true)
+    public void dataPreparation() throws Exception
+    {
+        testUser = dataUser.createRandomTestUser();
+        testSite = dataSite.usingUser(testUser).createIMAPSite();
+        adminUser = dataUser.getAdminUser();
+        adminSite = dataSite.usingAdmin().createIMAPSite();
+    }
+
+    @TestRail(section = {TestGroup.PROTOCOLS, TestGroup.IMAP}, executionType = ExecutionType.REGRESSION,
+            description = "Verify that site manager can see wiki pages via IMAP")
+    @Test(groups = {TestGroup.PROTOCOLS, TestGroup.IMAP, TestGroup.CORE})
+    public void siteManagerCanViewWikiPages() throws Exception
+    {
+        dataWiki.usingUser(testUser).usingSite(testSite).createRandomWiki();
+        /* @Category(IntermittentlyFailingTests.class) ACS-959 Intermittent failure on next line. @Category not supported by TAS tests. */
+        // ACS-2268 comment out: imapProtocol.authenticateUser(testUser).usingSiteWikiContainer(testSite).assertThat().countMessagesIs(1);
+    }
+}
@@ -9,7 +9,7 @@
    <parent>
        <groupId>org.alfresco</groupId>
        <artifactId>content-repository-community-tests</artifactId>
-        <version>23.1.0</version>
+        <version>26.2.0-A.29</version>
    </parent>

    <developers>
@@ -23,7 +23,7 @@

    <properties>
        <suiteXmlFile>${project.basedir}/src/test/resources/integration-suite.xml</suiteXmlFile>
-        <dependency.groovy.version>3.0.19</dependency.groovy.version>
+        <dependency.groovy.version>3.0.22</dependency.groovy.version>
    </properties>

    <dependencies>
@@ -114,7 +114,7 @@
                    <suiteXmlFiles>
                        <suiteXmlFile>${suiteXmlFile}</suiteXmlFile>
                    </suiteXmlFiles>
-                    <!-- Keeping illegal-access=warn for Java 11 compatibility, even though it has no effect on JDK 17 -->
+                    <!-- Keeping illegal-access=warn for Java 11 compatibility, even though it has no effect on JDK 21 -->
                    <argLine>
                        --illegal-access=warn
                        --add-opens=java.base/java.lang=ALL-UNNAMED
@@ -9,7 +9,7 @@
    <parent>
        <groupId>org.alfresco</groupId>
        <artifactId>content-repository-community-tests</artifactId>
-        <version>23.1.0</version>
+        <version>26.2.0-A.29</version>
    </parent>

    <developers>
@@ -90,7 +90,7 @@
                    <suiteXmlFiles>
                        <suiteXmlFile>${suiteXmlFile}</suiteXmlFile>
                    </suiteXmlFiles>
-                    <!-- Keeping illegal-access=warn for Java 11 compatibility, even though it has no effect on JDK 17 -->
+                    <!-- Keeping illegal-access=warn for Java 11 compatibility, even though it has no effect on JDK 21 -->
                    <argLine>
                        --illegal-access=warn
                        --add-opens=java.base/java.lang=ALL-UNNAMED
@@ -9,7 +9,7 @@
    <parent>
        <groupId>org.alfresco</groupId>
        <artifactId>content-repository-community-tests</artifactId>
-        <version>23.1.0</version>
+        <version>26.2.0-A.29</version>
    </parent>

    <developers>
@@ -0,0 +1,68 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
+    <modelVersion>4.0.0</modelVersion>
+    <groupId>org.alfresco.tas</groupId>
+    <artifactId>content-repository-community-testcontainers</artifactId>
+    <name>Testcontainers environment</name>
+    <packaging>jar</packaging>
+
+    <parent>
+        <groupId>org.alfresco</groupId>
+        <artifactId>content-repository-community-tests</artifactId>
+        <version>26.2.0-A.29</version>
+    </parent>
+
+    <properties>
+        <dependency.testcontainers.version>2.0.3</dependency.testcontainers.version>
+    </properties>
+
+    <dependencies>
+        <dependency>
+            <groupId>junit</groupId>
+            <artifactId>junit</artifactId>
+            <scope>test</scope>
+        </dependency>
+        <dependency>
+            <groupId>org.alfresco.tas</groupId>
+            <artifactId>restapi</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.springframework</groupId>
+            <artifactId>spring-test</artifactId>
+        </dependency>
+        <dependency>
+            <groupId>org.testcontainers</groupId>
+            <artifactId>testcontainers-postgresql</artifactId>
+            <version>${dependency.testcontainers.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>org.testcontainers</groupId>
+            <artifactId>testcontainers-mysql</artifactId>
+            <version>${dependency.testcontainers.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>org.testcontainers</groupId>
+            <artifactId>testcontainers-mariadb</artifactId>
+            <version>${dependency.testcontainers.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>org.testcontainers</groupId>
+            <artifactId>testcontainers-elasticsearch</artifactId>
+            <version>${dependency.testcontainers.version}</version>
+        </dependency>
+        <dependency>
+            <groupId>org.testcontainers</groupId>
+            <artifactId>testcontainers-mssqlserver</artifactId>
+            <version>${dependency.testcontainers.version}</version>
+        </dependency>
+    </dependencies>
+
+    <build>
+        <resources>
+            <resource>
+                <directory>src/main/resources</directory>
+                <filtering>true</filtering>
+            </resource>
+        </resources>
+    </build>
+</project>
@@ -0,0 +1,521 @@
+/*
+ * #%L
+ * Alfresco Testcontainers Environment
+ * %%
+ * Copyright (C) 2026 Alfresco Software Limited
+ * %%
+ * This file is part of the Alfresco software.
+ * If the software was purchased under a paid Alfresco license, the terms of
+ * the paid license agreement will prevail.  Otherwise, the software is
+ * provided under the following open source license terms:
+ *
+ * Alfresco is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Alfresco is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
+ * #L%
+ */
+package org.alfresco.tas;
+
+import static org.alfresco.tas.SystemPropertyHelper.getSystemProperty;
+
+import java.net.URI;
+import java.nio.file.Paths;
+import java.time.Duration;
+import java.util.Map;
+import java.util.function.Function;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.context.ApplicationContextInitializer;
+import org.springframework.context.ConfigurableApplicationContext;
+import org.springframework.test.context.support.TestPropertySourceUtils;
+import org.testcontainers.containers.BindMode;
+import org.testcontainers.containers.GenericContainer;
+import org.testcontainers.containers.JdbcDatabaseContainer;
+import org.testcontainers.containers.MariaDBContainer;
+import org.testcontainers.containers.MySQLContainer;
+import org.testcontainers.containers.Network;
+import org.testcontainers.containers.PostgreSQLContainer;
+import org.testcontainers.containers.output.Slf4jLogConsumer;
+import org.testcontainers.containers.wait.strategy.LogMessageWaitStrategy;
+import org.testcontainers.containers.wait.strategy.Wait;
+import org.testcontainers.lifecycle.Startable;
+import org.testcontainers.lifecycle.Startables;
+import org.testng.Assert;
+import org.testng.util.Strings;
+
+import org.alfresco.utility.report.log.Step;
+
+public class AlfrescoStackInitializer implements ApplicationContextInitializer<ConfigurableApplicationContext>
+{
+    private static final Logger LOGGER = LoggerFactory.getLogger(AlfrescoStackInitializer.class);
+    private static final Slf4jLogConsumer LOG_CONSUMER = new Slf4jLogConsumer(LOGGER);
+
+    public static final String CUSTOM_ALFRESCO_INDEX = "custom-alfresco-index";
+
+    public static Network network;
+
+    public static GenericContainer alfresco;
+
+    public static GenericContainer searchEngineContainer;
+
+    /** To create the kibana container for a test run then pass -Dkibana=true as an argument to the mvn command. */
+    public static GenericContainer dashboardsContainer;
+
+    /** Community Elasticsearch based indexer. */
+    public static GenericContainer batchIndexer;
+
+    @Override
+    public void initialize(ConfigurableApplicationContext configurableApplicationContext)
+    {
+
+        // Wait till existing containers are stopped
+        if (alfresco != null)
+        {
+            if (alfresco.getDockerClient().listContainersCmd().withShowAll(true).exec().size() > 0)
+            {
+                try
+                {
+                    LOGGER.info("Waiting for living containers to be stopped...");
+                    Thread.sleep(10000);
+                }
+                catch (InterruptedException e)
+                {
+                    e.printStackTrace();
+                }
+            }
+        }
+
+        network = Network.newNetwork();
+
+        alfresco = createAlfrescoContainer();
+
+        JdbcDatabaseContainer database = createDatabaseContainer();
+
+        GenericContainer transformCore = createTransformCoreContainer();
+
+        GenericContainer activemq = createAMQContainer();
+
+        searchEngineContainer = createSearchEngineContainer();
+
+        startOrFail(searchEngineContainer);
+
+        configureSecuritySettings(searchEngineContainer);
+
+        startOrFail(database);
+
+        startOrFail(activemq);
+
+        startOrFail(transformCore);
+
+        // We don't want Kibana to run on our CI, but it can be useful when investigating issues locally.
+        if (getSystemProperty("kibana", "false").equals("true"))
+        {
+            dashboardsContainer = createDashboardsContainer();
+            startOrFail(dashboardsContainer);
+        }
+
+        startOrFail(alfresco);
+
+        alfresco.followOutput(LOG_CONSUMER);
+
+        batchIndexer = createBatchIndexingContainer();
+
+        startOrFail(batchIndexer);
+
+        TestPropertySourceUtils.addInlinedPropertiesToEnvironment(configurableApplicationContext,
+                "alfresco.server=" + alfresco.getContainerIpAddress(),
+                "alfresco.port=" + alfresco.getFirstMappedPort());
+
+    }
+
+    private JdbcDatabaseContainer createDatabaseContainer()
+    {
+        switch (getImagesConfig().getDatabaseType())
+        {
+        case POSTGRESQL_DB:
+            return createPosgresContainer();
+        case MYSQL_DB:
+            return createMySqlContainer();
+        case MARIA_DB:
+            return createMariaDBContainer();
+        default:
+            throw new IllegalArgumentException("Database not set.");
+        }
+    }
+
+    public void configureSecuritySettings(GenericContainer searchEngineContainer)
+    {
+        // empty for default execution
+    }
+
+    private void startOrFail(Startable... startables)
+    {
+        try
+        {
+            Startables.deepStart(startables).get();
+        }
+        catch (Exception e)
+        {
+            Assert.fail("Unable to start containers", e);
+        }
+
+    }
+
+    protected GenericContainer<?> createBatchIndexingContainer()
+    {
+        DatabaseType databaseType = getImagesConfig().getDatabaseType();
+        String driverJarPath = resolveDriverJarPath(databaseType.getDriver());
+        String driverJarName = Paths.get(driverJarPath).getFileName().toString();
+
+        return new GenericContainer<>(getImagesConfig().getBatchIndexingImage())
+                .withNetwork(network)
+                .withNetworkAliases("batch-indexer")
+                .withEnv("JAVA_OPTS", "-Xms512m -Xmx1536m -agentlib:jdwp=transport=dt_socket,address=*:5005,server=y,suspend=n")
+                .withEnv("SPRING_DATASOURCE_URL", databaseType.getUrl())
+                .withEnv("SPRING_DATASOURCE_USERNAME", databaseType.getUsername())
+                .withEnv("SPRING_DATASOURCE_PASSWORD", databaseType.getPassword())
+                .withEnv("SPRING_ELASTICSEARCH_REST_URIS", "http://elasticsearch:9200")
+                .withEnv("ELASTICSEARCH_INDEXNAME", CUSTOM_ALFRESCO_INDEX)
+                .withEnv("ALFRESCO_ACCEPTEDCONTENTMEDIATYPESCACHE_BASEURL", "http://transform-core-aio:8090/transform/config")
+                .withEnv("ALFRESCO_ACS_URL", "http://alfresco:8080")
+                .withEnv("ALFRESCO_CONTENT_TRANSFORM_SHAREDSECRET", "secret")
+                .withEnv("ALFRESCO_REINDEX_BATCHSIZE", "1000")
+                .withEnv("ALFRESCO_REINDEX_PAGESIZE", "1000")
+                .withEnv("ALFRESCO_REINDEX_CONTINUOUS_POLLINGINTERVAL", "1s")
+                .withEnv("ALFRESCO_REINDEX_CONTINUOUS_CATCHUPPOLLINGINTERVAL", "100ms")
+                .withFileSystemBind(driverJarPath, "/opt/db-drivers/" + driverJarName, BindMode.READ_ONLY)
+                .withExposedPorts(5005);
+    }
+
+    private static String resolveDriverJarPath(String driverClassName)
+    {
+        try
+        {
+            Class<?> driverClass = Class.forName(driverClassName);
+            URI jarUri = driverClass.getProtectionDomain().getCodeSource().getLocation().toURI();
+            return Paths.get(jarUri).toString();
+        }
+        catch (Exception e)
+        {
+            throw new IllegalStateException("Could not resolve JAR for JDBC driver class: " + driverClassName, e);
+        }
+    }
+
+    protected GenericContainer createSearchEngineContainer()
+    {
+        return getImagesConfig().getSearchEngineType() == SearchEngineType.OPENSEARCH_ENGINE ? createOpensearchContainer() : createElasticContainer();
+    }
+
+    protected GenericContainer createDashboardsContainer()
+    {
+        return getImagesConfig().getSearchEngineType() == SearchEngineType.OPENSEARCH_ENGINE ? createOpensearchDashboardsContainer() : createKibanaContainer();
+    }
+
+    protected GenericContainer createElasticContainer()
+    {
+        return new GenericContainer<>(getImagesConfig().getElasticsearchImage())
+                .withNetwork(network)
+                .withNetworkAliases("elasticsearch")
+                .withExposedPorts(9200)
+                .withEnv("xpack.security.enabled", "false")
+                .withEnv("discovery.type", "single-node")
+                .withEnv("ES_JAVA_OPTS", "-Xms2g -Xmx2g");
+    }
+
+    protected GenericContainer createOpensearchContainer()
+    {
+        return new GenericContainer<>(getImagesConfig().getOpensearchImage())
+                .withNetwork(network)
+                .withNetworkAliases("elasticsearch")
+                .withExposedPorts(9200)
+                .withEnv("plugins.security.disabled", "true")
+                .withEnv("discovery.type", "single-node")
+                .withEnv("OPENSEARCH_JAVA_OPTS", "-Xms2g -Xmx2g");
+    }
+
+    protected GenericContainer createOpensearchDashboardsContainer()
+    {
+        return new GenericContainer(getImagesConfig().getOpensearchDashboardsImage())
+                .withNetwork(network)
+                .withNetworkAliases("kibana")
+                .withExposedPorts(5601)
+                .withEnv("ELASTICSEARCH_HOSTS", "http://elasticsearch:9200");
+    }
+
+    protected GenericContainer createKibanaContainer()
+    {
+        return new GenericContainer(getImagesConfig().getKibanaImage())
+                .withNetwork(network)
+                .withNetworkAliases("kibana")
+                .withExposedPorts(5601)
+                .withEnv("ELASTICSEARCH_HOSTS", "http://elasticsearch:9200");
+    }
+
+    private GenericContainer createAMQContainer()
+    {
+        return new GenericContainer(getImagesConfig().getActiveMqImage())
+                .withNetwork(network)
+                .withNetworkAliases("activemq")
+                .withEnv("JAVA_OPTS", "-Xms512m -Xmx1g")
+                .waitingFor(Wait.forListeningPort())
+                .withStartupTimeout(Duration.ofMinutes(2))
+                .withExposedPorts(61616, 8161, 5672, 61613);
+    }
+
+    private PostgreSQLContainer createPosgresContainer()
+    {
+        return (PostgreSQLContainer) new PostgreSQLContainer(getImagesConfig().getPostgreSQLImage())
+                .withPassword(DatabaseType.POSTGRESQL_DB.getPassword())
+                .withUsername(DatabaseType.POSTGRESQL_DB.getUsername())
+                .withDatabaseName("alfresco")
+                .withNetwork(network)
+                .withNetworkAliases("postgres")
+                .withStartupTimeout(Duration.ofMinutes(2));
+    }
+
+    private MySQLContainer createMySqlContainer()
+    {
+        return (MySQLContainer) new MySQLContainer(getImagesConfig().getMySQLImage())
+                .withPassword(DatabaseType.MYSQL_DB.getPassword())
+                .withUsername(DatabaseType.MYSQL_DB.getUsername())
+                .withDatabaseName("alfresco")
+                .withNetwork(network)
+                .withNetworkAliases("mysql")
+                .withStartupTimeout(Duration.ofMinutes(2));
+
+    }
+
+    private MariaDBContainer createMariaDBContainer()
+    {
+        return new MariaDBContainer<>(getImagesConfig().getMariaDBImage())
+                .withPassword(DatabaseType.MARIA_DB.getPassword())
+                .withUsername(DatabaseType.MARIA_DB.getUsername())
+                .withDatabaseName("alfresco")
+                .withNetwork(network)
+                .withNetworkAliases("mariadb")
+                .withStartupTimeout(Duration.ofMinutes(2));
+
+    }
+
+    private GenericContainer createTransformCoreContainer()
+    {
+        return new GenericContainer(getImagesConfig().getTransformCoreAIOImage())
+                .withNetwork(network)
+                .withNetworkAliases("transform-core-aio")
+                .withEnv("JAVA_OPTS", "-Xms512m -Xmx1024m")
+                .withEnv("ACTIVEMQ_URL", "nio://activemq:61616")
+                .withEnv("ACTIVEMQ_USER", "admin")
+                .withEnv("ACTIVEMQ_PASSWORD", "admin")
+                .withEnv("FILE_STORE_URL", "http://shared-file-store:8099/alfresco/api/-default-/private/sfs/versions/1/file")
+                .withExposedPorts(8090)
+                .waitingFor(Wait.forListeningPort())
+                .withStartupTimeout(Duration.ofMinutes(2));
+    }
+
+    protected GenericContainer createAlfrescoContainer()
+    {
+        DatabaseType databaseType = getImagesConfig().getDatabaseType();
+        return new GenericContainer(getImagesConfig().getRepositoryImage())
+                .withEnv("CATALINA_OPTS", "\"-agentlib:jdwp=transport=dt_socket,address=*:8000,server=y,suspend=n\"")
+                .withEnv("JAVA_TOOL_OPTIONS",
+                        "-Dencryption.keystore.type=JCEKS " +
+                                "-Dencryption.cipherAlgorithm=DESede/CBC/PKCS5Padding " +
+                                "-Dencryption.keyAlgorithm=DESede " +
+                                "-Dencryption.keystore.location=/usr/local/tomcat/shared/classes/alfresco/extension/keystore/keystore " +
+                                "-Dmetadata-keystore.password=mp6yc0UD9e -Dmetadata-keystore.aliases=metadata " +
+                                "-Dmetadata-keystore.metadata.password=oKIWzVdEdA -Dmetadata-keystore.metadata.algorithm=DESede")
+                .withEnv("JAVA_OPTS",
+                        "-Delasticsearch.createIndexIfNotExists=true " +
+                                "-Dindex.subsystem.name=elasticsearch " +
+                                "-Delasticsearch.host=elasticsearch " +
+                                "-Dsolr.secureComms=secret " +
+                                "-Dsolr.sharedSecret=secret " +
+                                "-Delasticsearch.indexName=" + CUSTOM_ALFRESCO_INDEX + " " +
+                                "-Ddb.driver=" + databaseType.getDriver() + " " +
+                                "-Ddb.url=" + escapeSemicolonInUrlForJavaOptsUsage(databaseType.getUrl()) + " " +
+                                "-Ddb.username=" + databaseType.getUsername() + " " +
+                                "-Ddb.password=" + databaseType.getPassword() + " " +
+                                indentDbSettings(databaseType.getAdditionalDbSettings()) +
+                                "-Dshare.host=127.0.0.1 " +
+                                "-Dshare.port=8080 " +
+                                "-Dalfresco.host=localhost " +
+                                "-Dalfresco.port=8080 " +
+                                "-Daos.baseUrlOverwrite=http://localhost:8080/alfresco/aos " +
+                                "-Dmessaging.broker.url=\"failover:(nio://activemq:61616)?timeout=3000&jms.useCompression=true\" " +
+                                "-Dmessaging.broker.username=admin " +
+                                "-Dmessaging.broker.password=admin " +
+                                "-Ddeployment.method=DOCKER_COMPOSE " +
+                                "-Dtransform.service.enabled=true " +
+                                "-Dtransform.service.url=http://transform-router:8095 " +
+                                "-Dsfs.url=http://shared-file-store:8099 " +
+                                "-DlocalTransform.core-aio.url=http://transform-core-aio:8090/ " +
+                                "-Dcsrf.filter.enabled=false " +
+                                "-Dalfresco.restApi.basicAuthScheme=true " +
+                                "-Dquery.cmis.queryConsistency=EVENTUAL " +
+                                "-Dquery.fts.queryConsistency=EVENTUAL " +
+                                "-Xms1g -Xmx2g ")
+                .withNetwork(network)
+                .withNetworkAliases("alfresco")
+                .waitingFor(new LogMessageWaitStrategy().withRegEx(".*Server startup in.*\\n"))
+                .withStartupTimeout(Duration.ofMinutes(7))
+                .withExposedPorts(8080, 8000)
+                .withClasspathResourceMapping("exactTermSearch.properties",
+                        "/usr/local/tomcat/webapps/alfresco/WEB-INF/classes/alfresco/search/elasticsearch/config/exactTermSearch.properties",
+                        BindMode.READ_ONLY);
+    }
+
+    private String escapeSemicolonInUrlForJavaOptsUsage(String url)
+    {
+        return url.replace(";", "\\;");
+    }
+
+    private String indentDbSettings(Map<String, String> additionalDbSettings)
+    {
+        StringBuilder sb = new StringBuilder();
+        for (Map.Entry<String, String> setting : additionalDbSettings.entrySet())
+        {
+            sb.append("-Ddb.").append(setting.getKey()).append("=").append(setting.getValue()).append(" ");
+        }
+        return sb.toString();
+    }
+
+    public static ImagesConfig getImagesConfig()
+    {
+        return DefaultImagesConfig.INSTANCE;
+    }
+
+    public interface ImagesConfig
+    {
+        String getBatchIndexingImage();
+
+        String getElasticsearchImage();
+
+        String getOpensearchImage();
+
+        String getOpensearchDashboardsImage();
+
+        String getActiveMqImage();
+
+        String getTransformCoreAIOImage();
+
+        String getPostgreSQLImage();
+
+        String getMySQLImage();
+
+        String getMariaDBImage();
+
+        DatabaseType getDatabaseType();
+
+        String getRepositoryImage();
+
+        String getKibanaImage();
+
+        SearchEngineType getSearchEngineType();
+    }
+
+    private record DefaultImagesConfig(Function<String, String> envProperties, Function<String, String> mavenProperties) implements ImagesConfig
+    {
+        private static final DefaultImagesConfig INSTANCE = new DefaultImagesConfig(EnvHelper::getEnvProperty, MavenPropertyHelper::getMavenProperty);
+
+        @Override
+        public String getBatchIndexingImage()
+        {
+            return getSystemProperty("indeximage", "alfresco/alfresco-elasticsearch-batch-indexing:local");
+        }
+
+        @Override
+        public String getElasticsearchImage()
+        {
+            return "docker.elastic.co/elasticsearch/elasticsearch:" + envProperties.apply("ELASTICSEARCH_TAG");
+        }
+
+        @Override
+        public String getOpensearchImage()
+        {
+            return "opensearchproject/opensearch:" + envProperties.apply("OPENSEARCH_TAG");
+        }
+
+        @Override
+        public String getOpensearchDashboardsImage()
+        {
+            return "opensearchproject/opensearch-dashboards:" + envProperties.apply("OPENSEARCH_DASHBOARDS_TAG");
+        }
+
+        @Override
+        public String getActiveMqImage()
+        {
+            return "alfresco/alfresco-activemq:" + envProperties.apply("ACTIVEMQ_TAG");
+        }
+
+        @Override
+        public String getTransformCoreAIOImage()
+        {
+            return "alfresco/alfresco-transform-core-aio:" + mavenProperties.apply("dependency.alfresco-transform-core.version");
+        }
+
+        @Override
+        public String getPostgreSQLImage()
+        {
+            return "postgres:" + envProperties.apply("POSTGRES_TAG");
+        }
+
+        @Override
+        public String getMySQLImage()
+        {
+            return "mysql:" + envProperties.apply("MYSQL_TAG");
+        }
+
+        @Override
+        public String getMariaDBImage()
+        {
+            return "mariadb:" + envProperties.apply("MARIADB_TAG");
+        }
+
+        @Override
+        public String getRepositoryImage()
+        {
+            return getSystemProperty("repoimage", "alfresco/alfresco-content-repository-community:latest");
+        }
+
+        @Override
+        public String getKibanaImage()
+        {
+            return "kibana:" + envProperties.apply("KIBANA_TAG");
+        }
+
+        @Override
+        public SearchEngineType getSearchEngineType()
+        {
+            String searchEngineTypeProperty = mavenProperties.apply("search.engine.type");
+            if (Strings.isNullOrEmpty(searchEngineTypeProperty))
+            {
+                Step.STEP("Defaulting search engine to Elasticsearch.");
+                return SearchEngineType.ELASTICSEARCH_ENGINE;
+            }
+            return SearchEngineType.from(searchEngineTypeProperty);
+        }
+
+        @Override
+        public DatabaseType getDatabaseType()
+        {
+            String databaseTypeProperty = mavenProperties.apply("database.type");
+            if (Strings.isNullOrEmpty(databaseTypeProperty))
+            {
+                Step.STEP("Defaulting database to postgresql.");
+                return DatabaseType.POSTGRESQL_DB;
+            }
+            return DatabaseType.from(databaseTypeProperty);
+        }
+    }
+
+}
@@ -0,0 +1,100 @@
+/*
+ * #%L
+ * Alfresco Testcontainers Environment
+ * %%
+ * Copyright (C) 2026 Alfresco Software Limited
+ * %%
+ * This file is part of the Alfresco software.
+ * If the software was purchased under a paid Alfresco license, the terms of
+ * the paid license agreement will prevail.  Otherwise, the software is
+ * provided under the following open source license terms:
+ *
+ * Alfresco is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Alfresco is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
+ * #L%
+ */
+package org.alfresco.tas;
+
+import java.util.Arrays;
+import java.util.HashMap;
+import java.util.Map;
+
+public enum DatabaseType
+{
+    POSTGRESQL_DB("postgresql", "org.postgresql.Driver", "jdbc:postgresql://postgres:5432/alfresco", "alfresco", "alfresco"), MYSQL_DB("mysql", "com.mysql.cj.jdbc.Driver", "jdbc:mysql://mysql:3306/alfresco", "alfresco", "alfresco"), MARIA_DB("mariadb", "org.mariadb.jdbc.Driver", "jdbc:mariadb://mariadb:3306/alfresco", "alfresco", "alfresco");
+
+    private final String type;
+    private final String driver;
+    private final String url;
+    private final String username;
+    private final String password;
+    private final Map<String, String> additionalDbSettings;
+
+    DatabaseType(String type, String driver, String url, String username, String password, Map<String, String> additionalDbSettings)
+    {
+        this.type = type;
+        this.driver = driver;
+        this.url = url;
+        this.username = username;
+        this.password = password;
+        this.additionalDbSettings = additionalDbSettings;
+    }
+
+    DatabaseType(String type, String driver, String url, String username, String password)
+    {
+        this.type = type;
+        this.driver = driver;
+        this.url = url;
+        this.username = username;
+        this.password = password;
+        this.additionalDbSettings = new HashMap<>(0);
+    }
+
+    public String getType()
+    {
+        return this.type;
+    }
+
+    public String getDriver()
+    {
+        return driver;
+    }
+
+    public String getUrl()
+    {
+        return url;
+    }
+
+    public String getUsername()
+    {
+        return username;
+    }
+
+    public String getPassword()
+    {
+        return password;
+    }
+
+    public Map<String, String> getAdditionalDbSettings()
+    {
+        return additionalDbSettings;
+    }
+
+    public static DatabaseType from(String type)
+    {
+        return Arrays.stream(DatabaseType.values())
+                .filter(database -> database.getType().equals(type.toLowerCase()))
+                .findFirst()
+                .orElseThrow(() -> new IllegalArgumentException("Database of type + '" + type + "' not defined."));
+    }
+}
@@ -0,0 +1,73 @@
+/*
+ * #%L
+ * Alfresco Testcontainers Environment
+ * %%
+ * Copyright (C) 2026 Alfresco Software Limited
+ * %%
+ * This file is part of the Alfresco software.
+ * If the software was purchased under a paid Alfresco license, the terms of
+ * the paid license agreement will prevail.  Otherwise, the software is
+ * provided under the following open source license terms:
+ *
+ * Alfresco is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Alfresco is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
+ * #L%
+ */
+package org.alfresco.tas;
+
+import java.io.FileReader;
+import java.util.Properties;
+
+import org.testng.Assert;
+
+/** A helper class with methods to access properties from the .env file. */
+public class EnvHelper
+{
+    /** The location of the .env file (relative to the root of this maven submodule). */
+    private static final String ENV_FILE_NAME = "../environment/.env";
+
+    /** Private constructor for helper class. */
+    private EnvHelper()
+    {}
+
+    /**
+     * Load the value of a property from the .env file.
+     * 
+     * @param key
+     *            The key to look up.
+     * @return The value as a string.
+     */
+    public static String getEnvProperty(String key)
+    {
+        return loadEnvProperties().getProperty(key);
+    }
+
+    /**
+     * Load all the properties from the .env file.
+     * 
+     * @return The properties.
+     */
+    public static Properties loadEnvProperties()
+    {
+        Properties env = new Properties();
+        try (FileReader reader = new FileReader(ENV_FILE_NAME))
+        {
+            env.load(reader);
+        }
+        catch (Exception e)
+        {
+            Assert.fail("unable to load .env property file ");
+        }
+        return env;
+    }
+}
@@ -0,0 +1,83 @@
+/*
+ * #%L
+ * Alfresco Testcontainers Environment
+ * %%
+ * Copyright (C) 2026 Alfresco Software Limited
+ * %%
+ * This file is part of the Alfresco software.
+ * If the software was purchased under a paid Alfresco license, the terms of
+ * the paid license agreement will prevail.  Otherwise, the software is
+ * provided under the following open source license terms:
+ *
+ * Alfresco is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Alfresco is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
+ * #L%
+ */
+package org.alfresco.tas;
+
+import java.io.InputStream;
+import java.io.InputStreamReader;
+import java.io.Reader;
+import java.util.Properties;
+
+import org.testng.Assert;
+
+/** A helper class with methods to access properties from Maven pom files. */
+public class MavenPropertyHelper
+{
+    /** The relative path to the maven property file resource. */
+    private static final String MAVEN_PROPERTIES_FILE = "maven.properties";
+
+    /** Private constructor for helper class. */
+    private MavenPropertyHelper()
+    {}
+
+    /**
+     * Load the value of a property from Maven.
+     *
+     * @param key
+     *            The key to look up.
+     * @return The value as a string.
+     */
+    public static String getMavenProperty(String key)
+    {
+        String value = loadMavenProperties().getProperty(key);
+        // If Maven filtering hasn't run, the value will be an
+        // unresolved placeholder like "${database.type}". Fall back to the JVM system property instead.
+        if (value != null && value.startsWith("${") && value.endsWith("}"))
+        {
+            value = System.getProperty(key);
+        }
+        return value;
+    }
+
+    /**
+     * Load all the properties from Maven.
+     *
+     * @return The properties.
+     */
+    public static Properties loadMavenProperties()
+    {
+        Properties properties = new Properties();
+        try (InputStream inputStream = MavenPropertyHelper.class.getClassLoader().getResourceAsStream(MAVEN_PROPERTIES_FILE))
+        {
+            Reader reader = new InputStreamReader(inputStream);
+            properties.load(reader);
+        }
+        catch (Exception e)
+        {
+            Assert.fail("Unable to load maven.properties file ");
+        }
+        return properties;
+    }
+}
@@ -0,0 +1,53 @@
+/*
+ * #%L
+ * Alfresco Testcontainers Environment
+ * %%
+ * Copyright (C) 2026 Alfresco Software Limited
+ * %%
+ * This file is part of the Alfresco software.
+ * If the software was purchased under a paid Alfresco license, the terms of
+ * the paid license agreement will prevail.  Otherwise, the software is
+ * provided under the following open source license terms:
+ *
+ * Alfresco is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Alfresco is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
+ * #L%
+ */
+package org.alfresco.tas;
+
+import java.util.Arrays;
+
+public enum SearchEngineType
+{
+    OPENSEARCH_ENGINE("opensearch"), ELASTICSEARCH_ENGINE("elasticsearch");
+
+    private final String type;
+
+    SearchEngineType(String type)
+    {
+        this.type = type;
+    }
+
+    public String getType()
+    {
+        return this.type;
+    }
+
+    public static SearchEngineType from(String type)
+    {
+        return Arrays.stream(SearchEngineType.values())
+                .filter(engine -> engine.getType().equals(type.toLowerCase()))
+                .findFirst()
+                .orElseThrow(() -> new IllegalArgumentException("Search engine of type '" + type + "' not defined."));
+    }
+}
@@ -0,0 +1,53 @@
+/*
+ * #%L
+ * Alfresco Testcontainers Environment
+ * %%
+ * Copyright (C) 2026 Alfresco Software Limited
+ * %%
+ * This file is part of the Alfresco software.
+ * If the software was purchased under a paid Alfresco license, the terms of
+ * the paid license agreement will prevail.  Otherwise, the software is
+ * provided under the following open source license terms:
+ *
+ * Alfresco is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Alfresco is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
+ * #L%
+ */
+package org.alfresco.tas;
+
+/** A helper class with methods to access system properties, e.g. those passed via -D maven command line arguments. */
+public class SystemPropertyHelper
+{
+    /** Private constructor for helper class. */
+    private SystemPropertyHelper()
+    {}
+
+    /**
+     * Load the value of a property.
+     *
+     * @param key
+     *            The key to look up.
+     * @param defaultValue
+     *            The default value to use if the property is not set.
+     * @return The value as a string.
+     */
+    public static String getSystemProperty(String key, String defaultValue)
+    {
+        String value = System.getProperty(key);
+        if (value == null)
+        {
+            return defaultValue;
+        }
+        return value;
+    }
+}
@@ -0,0 +1,46 @@
+/*
+ * #%L
+ * Alfresco Testcontainers Environment
+ * %%
+ * Copyright (C) 2026 Alfresco Software Limited
+ * %%
+ * This file is part of the Alfresco software.
+ * If the software was purchased under a paid Alfresco license, the terms of
+ * the paid license agreement will prevail.  Otherwise, the software is
+ * provided under the following open source license terms:
+ *
+ * Alfresco is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Lesser General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * Alfresco is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
+ * #L%
+ */
+package org.alfresco.tas;
+
+import java.util.Random;
+import java.util.stream.Collectors;
+import java.util.stream.IntStream;
+
+/** A class providing utility methods for e2e testing. */
+public class TestDataUtility
+{
+    private static final Random RANDOM = new Random();
+    private static final String ALPHABET = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
+
+    /** Generate a random 'word' containing 16 alphabetic characters. */
+    public static String getAlphabeticUUID()
+    {
+        return IntStream.range(0, 16)
+                .map(i -> ALPHABET.charAt(RANDOM.nextInt(ALPHABET.length())))
+                .mapToObj(Character::toString)
+                .collect(Collectors.joining());
+    }
+}
@@ -0,0 +1,5 @@
+database.type=${database.type}
+search.engine.type=${search.engine.type}
+dependency.alfresco-transform-service.version=${dependency.alfresco-transform-service.version}
+dependency.alfresco-transform-core.version=${dependency.alfresco-transform-core.version}
+