import {ComponentFixture, TestBed, waitForAsync} from '@angular/core/testing'; import {SongListComponent} from './song-list.component'; import {of} from 'rxjs'; import {SongService} from '../services/song.service'; import {NO_ERRORS_SCHEMA} from '@angular/core'; describe('SongListComponent', () => { let component: SongListComponent; let fixture: ComponentFixture; const songs = [{title: 'title1'}]; const mockSongService = { list: () => of(songs), }; beforeEach( waitForAsync(() => { void TestBed.configureTestingModule({ declarations: [SongListComponent], providers: [{provide: SongService, useValue: mockSongService}], schemas: [NO_ERRORS_SCHEMA], }).compileComponents(); }), ); beforeEach(() => { fixture = TestBed.createComponent(SongListComponent); component = fixture.componentInstance; fixture.detectChanges(); }); it('should create', () => { void expect(component).toBeTruthy(); }); });