[ADF-3406] fix chip list integration regression (#3634)

* fix chip list integration

* add unit test

lib/content-services/search/components/search-chip-list/search-chip-list.component.html

@@ -10,10 +10,10 @@
     </ng-container>
     <ng-container *ngIf="searchFilter && searchFilter.selectedBuckets.length">
         <mat-chip
-            *ngFor="let bucket of searchFilter.selectedBuckets"
+            *ngFor="let selection of searchFilter.selectedBuckets"
             [removable]="true"
-            (remove)="searchFilter.unselectFacetBucket(bucket)">
-            {{ (bucket.display || bucket.label) | translate }}
+            (remove)="searchFilter.unselectFacetBucket(selection.field, selection.bucket)">
+            {{ (selection.bucket.display || selection.bucket.label) | translate }}
             <mat-icon matChipRemove>cancel</mat-icon>
         </mat-chip>
     </ng-container>

lib/content-services/search/components/search-chip-list/search-chip-list.component.spec.ts

@@ -0,0 +1,70 @@
+/*!
+ * @license
+ * Copyright 2016 - 2018 Alfresco Software, Ltd.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import { Component } from '@angular/core';
+import { setupTestBed, CoreModule } from '@alfresco/adf-core';
+import { TestBed } from '@angular/core/testing';
+import { SearchModule } from '../../search.module';
+
+@Component({
+    selector: 'adf-test-component',
+    template: `
+        <adf-search-chip-list [searchFilter]="searchFilter"></adf-search-chip-list>
+    `
+})
+class TestComponent {
+
+    searchFilter = {
+        selectedFacetQueries : [],
+        selectedBuckets: [],
+        unselectFacetQuery() {},
+        unselectFacetBucket() {}
+    };
+}
+
+describe('SearchChipListComponent', () => {
+
+    setupTestBed({
+        imports: [
+            CoreModule.forRoot(),
+            SearchModule
+        ],
+        declarations: [
+            TestComponent
+        ]
+    });
+
+    it('should remove items from the search filter', () => {
+        const fixture = TestBed.createComponent(TestComponent);
+        const component: TestComponent = fixture.componentInstance;
+
+        spyOn(component.searchFilter, 'unselectFacetQuery').and.stub();
+
+        component.searchFilter.selectedFacetQueries = [{ id: 1 }, { id: 2 }];
+
+        fixture.detectChanges();
+
+        const closeButtons = fixture.debugElement.nativeElement.querySelectorAll('.mat-chip-remove');
+        expect(closeButtons.length).toBe(2);
+
+        closeButtons[0].click();
+        fixture.detectChanges();
+
+        expect(component.searchFilter.unselectFacetQuery).toHaveBeenCalledWith({ id: 1 });
+    });
+
+});

lib/content-services/search/components/search-filter/search-filter.component.ts

@@ -46,7 +46,7 @@ export class SearchFilterComponent implements OnInit, OnDestroy {
     canResetSelectedQueries = false;
 
     selectedFacetQueries: Array<FacetQuery> = [];
-    selectedBuckets: Array<FacetFieldBucket> = [];
+    selectedBuckets: Array<{ field: FacetField, bucket: FacetFieldBucket }> = [];
 
     constructor(public queryBuilder: SearchQueryBuilderService,
                 private searchService: SearchService,
@@ -112,7 +112,13 @@ export class SearchFilterComponent implements OnInit, OnDestroy {
             this.selectedBuckets = [];
             for (let field of this.responseFacetFields) {
                 if (field.buckets) {
-                    this.selectedBuckets.push(...field.buckets.items.filter(bucket => bucket.checked));
+                    this.selectedBuckets.push(
+                        ...field.buckets.items
+                            .filter(bucket => bucket.checked)
+                            .map(bucket => {
+                                return { field, bucket };
+                            })
+                    );
                 }
             }
         } else {