Angular 2 TestComponentBuilder example

sample-spec.ts

import {
  it,
  inject,
  describe,
  beforeEachProviders,
  TestComponentBuilder
} from '@angular/core/testing';

import { PMBDDAmountComponent } from './pmb-dd-amount.component';

describe('DropdownComponent', () => {
  beforeEachProviders(() => [
      TestComponentBuilder,
      PMBDDAmountComponent
  ]);

  it ('should work', inject([TestComponentBuilder], (tcb) => {
    // Add real test here
    return tcb.createAsync(PMBDDAmountComponent).then((fixture) => {
      fixture.detectChanges();
    });
  }));
});