import { TestBed, waitForAsync } from '@angular/core/testing'; import { RouterTestingModule } from '@angular/router/testing'; import { AppComponent } from './app.component'; describe('AppComponent', () => { beforeEach(waitForAsync(() => { TestBed.configureTestingModule({ imports: [ RouterTestingModule ], declarations: [ AppComponent ], }).compileComponents(); })); it('should create the app', () => { const fixture = TestBed.createComponent(AppComponent); const app = fixture.debugElement.componentInstance; expect(app).toBeTruthy(); }); it(`should have as title 'open-science-observatory-ui'`, () => { const fixture = TestBed.createComponent(AppComponent); const app = fixture.debugElement.componentInstance; expect(app.title).toEqual('open-science-observatory-ui'); }); it('should render title in a h1 tag', () => { const fixture = TestBed.createComponent(AppComponent); fixture.detectChanges(); const compiled = fixture.debugElement.nativeElement; expect(compiled.querySelector('h1').textContent).toContain('Welcome to open-science-observatory-ui!'); }); });