nested-forms/apps/global-form/src/app/app.component.spec.ts

import { ReactiveFormsModule } from '@angular/forms';
import { RouterTestingModule } from '@angular/router/testing';
import { TestBed, async } from '@angular/core/testing';
import { AppComponent } from './app.component';
import { NameComponent } from './name/name.component';
import { AddressListComponent } from './address-list/address-list.component';
import { AddressComponent } from './address/address.component';
import { ContactModule } from '@nested-forms/contact';

describe('AppComponent', () => {
  beforeEach(async(() => {
    TestBed.configureTestingModule({
      imports: [
        RouterTestingModule,
        ReactiveFormsModule,
        ContactModule.forRoot(),
      ],
      declarations: [
        AppComponent,
        NameComponent,
        AddressComponent,
        AddressListComponent,
      ],
      providers: [],
    }).compileComponents();
  }));

  it('should create the app', () => {
    const fixture = TestBed.createComponent(AppComponent);
    const app = fixture.debugElement.componentInstance;
    expect(app).toBeTruthy();
  });
});