import { TestBed , waitForAsync } from '@angular/core/testing' ; import { RouterTestingModule } from '@angular/router/testing' ; import { AppComponent } from './app.component' ; xdescribe ( '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 'js-rocks'` , ( ) => { const fixture = TestBed . createComponent ( AppComponent ) ; const app = fixture . debugElement . componentInstance ; expect ( app . title ) . toEqual ( 'js-rocks' ) ; } ) ; 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 js-rocks!' ) ; } ) ; } ) ;