Using TestBed with NativeScript #478

import 'reflect-metadata';
import {Router} from '@angular/router';
import {BaseRequestOptions, Response, Http, ResponseOptions} from '@angular/http';
import {MockBackend} from '@angular/http/testing';
import {Page} from 'ui/page';
import {BrowserDynamicTestingModule, platformBrowserDynamicTesting} from '@angular/platform-browser-dynamic/testing';
import {inject, TestBed} from '@angular/core/testing';
import {SettingsService, AuthService, Logger, User} from '@abc/angular-common';
import * as appSettings from 'application-settings';
import {ApplicationSettingsService} from '../../services/app_settings.service';
import {AppLogService} from '../../services/app_logger.service';
import {RouterMock} from '../mocks/router.mock';
import {ProfileComponent} from '../../components/profile/profile.component';
import {MockConnection} from '@angular/http/testing/mock_backend';

TestBed.initTestEnvironment(BrowserDynamicTestingModule, platformBrowserDynamicTesting());

describe('ProfileComponent', () => {

  // provide our implementations or mocks to the dependency injector
  beforeEach(() => {
    appSettings.clear();
    TestBed.configureTestingModule({
      providers: [
        {provide: Router, useClass: RouterMock},
        {provide: Logger, useClass: AppLogService},
        {provide: SettingsService, useClass: ApplicationSettingsService},
        BaseRequestOptions,
        MockBackend,
        {
          provide: Http,
          useFactory: (backend, defaultOptions) => {
            return new Http(backend, defaultOptions);
          },
          deps: [MockBackend, BaseRequestOptions]
        },
        AuthService,
        Page,
        ProfileComponent
      ]
    });
  });

  it('should init', inject([ProfileComponent], (profile) => {
    expect(profile).toBeDefined();
  }));

  it('should get user on init', inject([ProfileComponent, AuthService], (profile, authService) => {
    let user: User = new User();
    user.username = 'test';

    spyOn(authService, 'getUser').and.callFake(() => {
      return user;
    });

    // trigger init to get user
    profile.ngOnInit();
    expect(authService.getUser).toHaveBeenCalled();
    expect(profile.user).toBe(user);
  }));

});