Added test for SidebarFilterService

src/app/shared/sidebar/filter/sidebar-filter.service.spec.ts

@@ -0,0 +1,109 @@
+import { async, TestBed } from '@angular/core/testing';
+import * as ngrx from '@ngrx/store';
+import { Store, StoreModule } from '@ngrx/store';
+import { provideMockStore } from '@ngrx/store/testing';
+import { cold } from 'jasmine-marbles';
+
+import { sidebarFilterReducer } from './sidebar-filter.reducer';
+import { SidebarFilterService } from './sidebar-filter.service';
+import {
+  FilterCollapseAction,
+  FilterExpandAction,
+  FilterInitializeAction,
+  FilterToggleAction
+} from './sidebar-filter.actions';
+
+describe('SidebarFilterService', () => {
+  let service: SidebarFilterService;
+  let selectSpy;
+  let store: any;
+  let initialState;
+
+  function init() {
+
+    initialState = {
+      sidebarFilter: {
+        filter_1 : {
+          filterCollapsed: true
+        },
+        filter_2 : {
+          filterCollapsed: false
+        },
+        filter_3 : {
+          filterCollapsed: true
+        }
+      }
+    };
+
+  }
+
+  beforeEach(async(() => {
+    init();
+    TestBed.configureTestingModule({
+      imports: [
+        StoreModule.forRoot({ sidebarFilter: sidebarFilterReducer })
+      ],
+      providers: [
+        provideMockStore({ initialState }),
+        { provide: SidebarFilterService, useValue: service }
+      ]
+    }).compileComponents();
+  }));
+
+  beforeEach(() => {
+    store = TestBed.get(Store);
+    service = new SidebarFilterService(store);
+    selectSpy = spyOnProperty(ngrx, 'select').and.callThrough();
+    spyOn(store, 'dispatch');
+  });
+
+  describe('initializeFilter', () => {
+    it('should dispatch an FilterInitializeAction with the correct arguments', () => {
+      service.initializeFilter('fakeFilter', true);
+      expect(store.dispatch).toHaveBeenCalledWith(new FilterInitializeAction('fakeFilter', true));
+    });
+  });
+
+  describe('collapse', () => {
+    it('should dispatch an FilterInitializeAction with the correct arguments', () => {
+      service.collapse('fakeFilter');
+      expect(store.dispatch).toHaveBeenCalledWith(new FilterCollapseAction('fakeFilter'));
+    });
+  });
+
+  describe('expand', () => {
+    it('should dispatch an FilterInitializeAction with the correct arguments', () => {
+      service.expand('fakeFilter');
+      expect(store.dispatch).toHaveBeenCalledWith(new FilterExpandAction('fakeFilter'));
+    });
+  });
+
+  describe('toggle', () => {
+    it('should dispatch an FilterInitializeAction with the correct arguments', () => {
+      service.toggle('fakeFilter');
+      expect(store.dispatch).toHaveBeenCalledWith(new FilterToggleAction('fakeFilter'));
+    });
+  });
+
+  describe('isCollapsed', () => {
+    it('should return true', () => {
+
+      const result = service.isCollapsed('filter_1');
+      const expected = cold('b', {
+        b: true
+      });
+
+      expect(result).toBeObservable(expected);
+    });
+
+    it('should return false', () => {
+
+      const result = service.isCollapsed('filter_2');
+      const expected = cold('b', {
+        b: false
+      });
+
+      expect(result).toBeObservable(expected);
+    });
+  });
+});