[ACS-3338] Manage Rules screen / listing - Folder rules service (#2577)

* created service for rules

* progress on folder-rule service

* some progress with folder-rules service unit testing

* [ACS-3339] Manage Rules screen / listing - Folder rules service

* Review comments

* Review comments

projects/aca-folder-rules/src/lib/services/folder-rules.service.spec.ts

@@ -0,0 +1,68 @@
+/*!
+ * @license
+ * Alfresco Example Content Application
+ *
+ * Copyright (C) 2005 - 2020 Alfresco Software Limited
+ *
+ * This file is part of the Alfresco Example Content Application.
+ * 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:
+ *
+ * The Alfresco Example Content Application 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.
+ *
+ * The Alfresco Example Content Application 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/>.
+ */
+
+import { TestBed } from '@angular/core/testing';
+import { CoreTestingModule } from '@alfresco/adf-core';
+import { take } from 'rxjs/operators';
+import { of } from 'rxjs';
+import { FolderRulesService } from './folder-rules.service';
+import { Rule } from '../model/rule.model';
+import { dummyResponse, dummyRules } from '../mock/rules.mock';
+
+describe('FolderRulesService', () => {
+  let folderRulesService: FolderRulesService;
+  let rulesPromise: Promise<Partial<Rule>[]>;
+  let rules: Partial<Rule>[];
+  let apiCallSpy;
+
+  const nodeId = '';
+  const ruleSetId = '-default-';
+
+  describe('loadRules', () => {
+    beforeEach(async () => {
+      TestBed.configureTestingModule({
+        imports: [CoreTestingModule],
+        providers: [FolderRulesService]
+      });
+
+      folderRulesService = TestBed.inject<FolderRulesService>(FolderRulesService);
+
+      apiCallSpy = spyOn<any>(folderRulesService, 'apiCall').and.returnValue(of(dummyResponse) as any);
+
+      rulesPromise = folderRulesService.rulesListing$.pipe(take(2)).toPromise();
+
+      folderRulesService.loadRules(nodeId, ruleSetId);
+
+      rules = await rulesPromise;
+    });
+
+    it('should format and set the data', async () => {
+      expect(rules).toBeTruthy('rulesListing$ is empty');
+      expect(rules.length).toBe(2, 'rulesListing$ size is wrong');
+      expect(rules).toEqual(dummyRules, 'The list of rules is incorrectly formatted');
+      expect(apiCallSpy).toHaveBeenCalledTimes(1);
+    });
+  });
+});