import { HttpClientTestingModule, HttpTestingController } from '@angular/common/http/testing';
import { TestBed, inject } from '@angular/core/testing';
import { AuthService } from './auth.service';
import { Router } from '@angular/router';

describe('AuthService', () => {
  const routerSpy = () => jasmine.createSpyObj('Router', ['navigate']);
  beforeEach(() => {
    TestBed.configureTestingModule({
      imports: [HttpClientTestingModule],
      providers: [
        AuthService,
        { provide: Router, useValue: routerSpy }
      ]
    });
  });

  it('should be created', inject([AuthService, HttpTestingController], (service: AuthService, httpMock: HttpTestingController) => {
    expect(service).toBeTruthy();
    const submitForm = { username: 'cwq', password: '123456', rememberMe: true };
    service.login(submitForm).subscribe(data => {
      console.log(data);
    });

    const mockReq = httpMock.expectOne(req => {
      console.log(req);
      return req.method === 'POST' && req.url === '/login';
    } );
    expect(mockReq.cancelled).toBeFalsy();
    expect(mockReq.request.responseType).toEqual('json');

    // 伪造返回值，此时才开始模拟请求
    mockReq.flush({code: 203});
  }));
});