stateful.component.spec.ts

stateful.component.spec.ts

import { Spectator, SpyObject, createTestComponentFactory } from '@netbasal/spectator/jest';
import { of } from 'rxjs';

import { StatefulComponent } from './stateful.component';
import { AwesomeEntitiesQuery } from './+state';

describe('Component: StatefulComponent', () => {
  let query: SpyObject<AwesomeEntitiesQuery>;

  let spectator: Spectator<StatefulComponent>;
  const createComponent = createTestComponentFactory<StatefulComponent>({
    component: StatefulComponent,
    mocks: [AwesomeEntitiesQuery],
    shallow: true
  });

  beforeEach(() => {
    spectator = createComponent();
    query = spectator.get<AwesomeEntitiesQuery>(AwesomeEntitiesQuery);
  });

  it('exists', () => {
    expect(spectator.component).toBeDefined();
  });

  it('gets all the awesome entities on initialization', done => {
    query.selectAll.andReturn(of([]));
    spectator.component.ngOnInit();

    spectator.component.awesomeEntities$.subscribe(val => {
      expect(val).toEqual([]);
      done();
    });
  });
});