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How to use NG_MOCKS_INTERCEPTORS method in ng-mocks

Best JavaScript code snippet using ng-mocks

auth-interceptor.service.spec.ts

Source:auth-interceptor.service.spec.ts

1import {2  HttpClientTestingModule,3  HttpTestingController,4} from "@angular/common/http/testing";5import { AuthInterceptor } from "./auth-interceptor.service";6import {7  HTTP_INTERCEPTORS,8  HttpClient,9  HttpClientModule,10} from "@angular/common/http";11import { AuthService } from "../services/auth.service";12import {13  MockBuilder,14  MockInstance,15  MockRender,16  NG_MOCKS_INTERCEPTORS,17} from "ng-mocks";18import { AppModule } from "app/app.module";19describe(`AuthInterceptor`, () => {20  beforeEach(() => {21    return MockBuilder(AuthInterceptor, AppModule)22      .replace(HttpClientModule, HttpClientTestingModule)23      .exclude(NG_MOCKS_INTERCEPTORS)24      .keep(HTTP_INTERCEPTORS)25      .mock(AuthService);26  });27  it("should add an Authorization header if user logged in", () => {28    MockInstance(AuthService, "loggedIn", true);29    MockInstance(AuthService, "auth", "auth");30    const fixture = MockRender("");31    const client: HttpClient = fixture.debugElement.injector.get(HttpClient);32    const httpMock: HttpTestingController = fixture.debugElement.injector.get(33      HttpTestingController34    );35    // Make an HTTP GET request36    client.get("https://test.test.test/").subscribe();37    const httpRequest = httpMock.expectOne("https://test.test.test/");38    httpRequest.flush("");39    httpMock.verify();40    expect(httpRequest.request.headers.has("Authorization")).toEqual(true);41  });42  it("should not add an Authorization header if user not logged in", () => {43    MockInstance(AuthService, "loggedIn", false);44    // Make an HTTP GET request45    const fixture = MockRender("");46    const client: HttpClient = fixture.debugElement.injector.get(HttpClient);47    const httpMock: HttpTestingController = fixture.debugElement.injector.get(48      HttpTestingController49    );50    // Make an HTTP GET request51    client.get("https://test.test.test/").subscribe();52    const httpRequest = httpMock.expectOne("https://test.test.test/");53    httpRequest.flush("");54    httpMock.verify();55    expect(httpRequest.request.headers.has("Authorization")).toEqual(false);56  });...

auth.interceptor.spec.ts

Source:auth.interceptor.spec.ts

1import { HTTP_INTERCEPTORS, HttpClientModule } from "@angular/common/http";2import { HttpClientTestingModule, HttpTestingController } from "@angular/common/http/testing";3import { TestBed } from "@angular/core/testing";4import { AppModule } from "@app/app.module";5import { AuthClassicApiService } from "@shared/services/api/classic/auth/auth-classic-api.service";6import { AuthInterceptor } from "@shared/services/auth.interceptor";7import { AuthService } from "@shared/services/auth.service";8import { MockBuilder, NG_MOCKS_INTERCEPTORS } from "ng-mocks";9import { CookieService } from "ngx-cookie";10describe(`AuthHttpInterceptor`, () => {11  let authService: AuthService;12  let authClassicApi: AuthClassicApiService;13  let httpMock: HttpTestingController;14  beforeEach(async () => {15    await MockBuilder(AuthInterceptor, AppModule)16      .exclude(NG_MOCKS_INTERCEPTORS)17      .keep(HTTP_INTERCEPTORS)18      .replace(HttpClientModule, HttpClientTestingModule)19      .keep(AuthService)20      .keep(AuthClassicApiService)21      .mock(CookieService, {22        get: jest.fn().mockReturnValue("classic-auth-token")23      });24    authService = TestBed.inject(AuthService);25    authClassicApi = TestBed.inject(AuthClassicApiService);26    httpMock = TestBed.inject(HttpTestingController);27  });28  afterEach(() => {29    httpMock.verify();30  });31  it("should add an Authorization header", () => {32    authService.login("handle", "password").subscribe(response => {33      expect(response).toBe(false);34    });35    const classicApiHttpRequest = httpMock.expectOne(`${authClassicApi.configUrl}/api-auth-token/`);36    expect(classicApiHttpRequest.request.headers.has("Authorization")).toEqual(true);37  });...

content-type.interceptor.spec.ts

Source:content-type.interceptor.spec.ts

1import { HttpClientTestingModule, HttpTestingController } from '@angular/common/http/testing';2import { HttpClient, HttpClientModule, HTTP_INTERCEPTORS } from '@angular/common/http';3import { TestBed } from '@angular/core/testing';4import {5    MockBuilder,6    MockRender,7    NG_MOCKS_INTERCEPTORS8} from 'ng-mocks';9import { ContentTypeInterceptor } from './content-type.interceptor';10import { AppModule } from '../app.module';11describe('ContentTypeInterceptor', () => {12    beforeEach(async () => {13        await TestBed.configureTestingModule({14            imports: [HttpClientTestingModule]15        });16    });17    beforeEach(() => {18        return MockBuilder(ContentTypeInterceptor, AppModule).19            exclude(NG_MOCKS_INTERCEPTORS).20            keep(HTTP_INTERCEPTORS).21            replace(HttpClientModule, HttpClientTestingModule);22    });23    it('should have content-type application/json in header', () => {24        const fixture = MockRender('');25        const client: HttpClient =26            fixture.debugElement.injector.get(HttpClient);27        const httpMock: HttpTestingController =28            fixture.debugElement.injector.get(HttpTestingController);29        client.get('/testroute').subscribe();30        const httpRequest = httpMock.expectOne('/testroute');31        expect(httpRequest.request.headers.get('Content-Type')).toEqual('application/json');32    });...

Using AI Code Generation

1import { MockBuilder, MockRender, ngMocks } from 'ng-mocks';2import { AppModule } from './app.module';3import { AppComponent } from './app.component';4describe('AppComponent', () => {5  beforeEach(() => MockBuilder(AppComponent, AppModule));6  it('should create the app', () => {7    const fixture = MockRender(AppComponent);8    const app = fixture.point.componentInstance;9    expect(app).toBeTruthy();10  });11  it('should render title', () => {12    const fixture = MockRender(AppComponent);13    fixture.detectChanges();14    const compiled = fixture.nativeElement;15    expect(compiled.querySelector('.content span').textContent).toContain('test app is running!');16  });17  it('should render title', () => {18    ngMocks.intercept({provide: 'MY_SERVICE', useValue: {getName: () => 'Test'}});19    const fixture = MockRender(AppComponent);20    fixture.detectChanges();21    const compiled = fixture.nativeElement;22    expect(compiled.querySelector('.content span').textContent).toContain('test app is running!');23  });24});25import { MockBuilder, MockRender, MockInstance } from 'ng-mocks';26import { AppModule } from './app.module';27import { AppComponent } from './app.component';28import { MyService } from './my.service';29describe('AppComponent', () => {30  beforeEach(() => MockBuilder(AppComponent, AppModule));31  it('should create the app', () => {32    const fixture = MockRender(AppComponent);33    const app = fixture.point.componentInstance;34    expect(app).toBeTruthy();35  });36  it('should render title', () => {37    const fixture = MockRender(AppComponent);38    fixture.detectChanges();39    const compiled = fixture.nativeElement;40    expect(compiled.querySelector('.content span').textContent).toContain('test app is running!');41  });42  it('should render title', () => {43    MockInstance(MyService, {getName: () => 'Test'});44    const fixture = MockRender(AppComponent);45    fixture.detectChanges();46    const compiled = fixture.nativeElement;47    expect(compiled.querySelector('.content span').textContent).toContain('test app is running!');48  });49});

Using AI Code Generation

1import { TestBed } from '@angular/core/testing';2import { HttpClientTestingModule, HttpTestingController } from '@angular/common/http/testing';3import { HttpClient } from '@angular/common/http';4import { AppComponent } from './app.component';5describe('AppComponent', () => {6  let httpMock: HttpTestingController;7  let http: HttpClient;8  beforeEach(() => {9    TestBed.configureTestingModule({10      imports: [HttpClientTestingModule],11    });12    httpMock = TestBed.get(HttpTestingController);13    http = TestBed.get(HttpClient);14  });15  afterEach(() => {16    httpMock.verify();17  });18  it('should return expected heroes (HttpClient called once)', () => {19    const testData = { name: 'Test Data' };20    http.get('/data').subscribe(data =>21      expect(data).toEqual(testData)22    );23    const req = httpMock.expectOne('/data');24    expect(req.request.method).toEqual('GET');25    req.flush(testData);26  });27});28import { Component } from '@angular/core';29import { HttpClient } from '@angular/common/http';30@Component({31})32export class AppComponent {33  title = 'my-app';34  data: any;35  constructor(private http: HttpClient) { }36  ngOnInit() {37    this.http.get('/data').subscribe((data) => {38      this.data = data;39    });40  }41}42< div > {{data.name}} < /div>43The async() method is used as follows:44it('should return expected heroes (HttpClient called once)', async(() => {45}));

Using AI Code Generation

1import { NG_MOCKS_INTERCEPTORS } from 'ng-mocks';2describe('Test', () => {3  beforeEach(() => {4    TestBed.configureTestingModule({5      imports: [HttpClientTestingModule],6        {7        },8    });9  });10  it('should intercept request', () => {11    const http = TestBed.inject(HttpClient);12    http.get('/test').subscribe((data) => {13      expect(data).toEqual('test');14    });15  });16});17import { mockInterceptors } from 'ng-mocks';18describe('Test', () => {19  beforeEach(() => {20    TestBed.configureTestingModule({21      imports: [HttpClientTestingModule],22        {23          useValue: mockInterceptors(),24        },25    });26  });27  it('should intercept request', () => {28    const http = TestBed.inject(HttpClient);29    http.get('/test').subscribe((data) => {30      expect(data).toEqual('test');31    });32  });33});34import { mockInterceptors } from 'ng-mocks';35describe('Test', () => {36  beforeEach(() => {37    TestBed.configureTestingModule({38      imports: [HttpClientTestingModule],39        {40          useValue: mockInterceptors(),41        },42    });43  });44  it('should intercept request', () => {45    const http = TestBed.inject(HttpClient);46    http.get('/test').subscribe((data) => {47      expect(data).toEqual('test');48    });49  });50});51import { mockInterceptors } from 'ng-mocks';52describe('Test', () => {53  beforeEach(() => {54    TestBed.configureTestingModule({55      imports: [HttpClientTestingModule],56        {57          useValue: mockInterceptors(),58        },59    });60  });61  it('should intercept request', () => {62    const http = TestBed.inject(HttpClient);

Using AI Code Generation

1import {NG_MOCKS_INTERCEPTORS} from 'ng-mocks';2import {HTTP_INTERCEPTORS} from '@angular/common/http';3describe('Test', () => {4  beforeEach(() => {5    TestBed.configureTestingModule({6      imports: [HttpClientTestingModule],7        {8        },9    });10  });11  it('should work', () => {12    const http: HttpClient = TestBed.get(HttpClient);13    expect(NG_MOCKS_INTERCEPTORS.length).toBe(1);14  });15});16Error: StaticInjectorError(AppModule)[HttpClient -> HttpClient -> HttpClient]: 17  StaticInjectorError(Platform: core)[HttpClient -> HttpClient -> HttpClient]:

Using AI Code Generation

1import { TestBed } from '@angular/core/testing';2import { HTTP_INTERCEPTORS } from '@angular/common/http';3import { MockInterceptor } from 'ng-mocks';4import { HttpMockService } from './http-mock.service';5import { HttpService } from './http.service';6describe('HttpService', () => {7  let service: HttpService;8  beforeEach(() => {9    TestBed.configureTestingModule({10        {11        },12    });13    service = TestBed.inject(HttpService);14  });15  it('should be created', () => {16    expect(service).toBeTruthy();17  });18  it('should return mocked data', () => {19    const mockData = [{ id: 1, name: 'test' }];20    HttpMockService.mock('/api/test', mockData);21    service.get('/api/test').subscribe((res) => {22      expect(res).toEqual(mockData);23    });24  });25});26import { Injectable } from '@angular/core';27import {28} from '@angular/common/http';29import { MockBuilder, MockRender } from 'ng-mocks';30import { Observable } from 'rxjs';31@Injectable()32export class HttpMockService implements HttpInterceptor {33  private backend: HttpBackend;34  constructor(handler: HttpHandler) {35    this.backend = handler as HttpBackend;36  }37  public intercept(38  ): Observable<HttpEvent<unknown>> {39    return this.backend.handle(request);40  }41  public static mock(url: string, data: any): void {42    MockBuilder(HttpMockService)43      .mock(HttpMockService, {44        handle: (req: HttpRequest<unknown>) => {45          if (req.url === url) {46            return MockRender(data);47          }48          return MockRender(null);49        },50      })51      .keep(HttpMockService);52  }53}54import { Injectable } from '@angular/core';55import { HttpClient } from '@angular/common/http';56import { Observable } from 'rxjs';57@Injectable({

Using AI Code Generation

1import {NG_MOCKS_INTERCEPTORS} from 'ng-mocks';2import {MyInterceptor} from './my-interceptor';3describe('MyInterceptor', () => {4  const mockInterceptor = NG_MOCKS_INTERCEPTORS(MyInterceptor);5  mockInterceptor.intercept(...);6});

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