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How to use NG_MOCKS_ROOT_PROVIDERS method in ng-mocks

Best JavaScript code snippet using ng-mocks

kept-root-injection.spec.ts

Source:kept-root-injection.spec.ts

1import {2  Component,3  Injectable,4  NgModule,5  VERSION,6} from '@angular/core';7import {8  MockBuilder,9  NG_MOCKS_ROOT_PROVIDERS,10  ngMocks,11} from 'ng-mocks';12// @TODO remove with A5 support13const injectableTargetServiceArgs = [14  {15    providedIn: 'root',16  } as never,17];18@Injectable(...injectableTargetServiceArgs)19class TargetService {20  protected readonly name = 'target';21  public echo(): string {22    return this.name;23  }24}25@NgModule({})26class MockModule {27  public constructor(service: TargetService) {28    service.echo();29  }30}31@NgModule({})32class KeepModule {33  public constructor(service: TargetService) {34    service.echo();35  }36}37@Component({38  selector: 'target',39  template: 'target',40})41class TargetComponent {}42@NgModule({43  declarations: [TargetComponent],44  imports: [MockModule, KeepModule],45})46export class TargetModule {}47// The problem here is that by the logic we keep KeepModule and mock MockModule.48// Both of them use a root provider TargetService.49// Because we keep KeepModule the TargetService has to be kept too.50// If we want to mock it, then we need to mock NG_MOCKS_ROOT_PROVIDERS token.51// @see https://github.com/help-me-mom/ng-mocks/issues/22252describe('issue-222:kept-root-injection', () => {53  if (Number.parseInt(VERSION.major, 10) <= 5) {54    it('a5', () => {55      // pending('Need Angular > 5');56      expect(true).toBeTruthy();57    });58    return;59  }60  describe('real', () => {61    beforeEach(() =>62      MockBuilder(TargetComponent, TargetModule).keep(KeepModule),63    );64    it('does not mock kept dependency', () => {65      const service = ngMocks.findInstance(TargetService);66      expect(service.echo()).toBeDefined();67    });68  });69  describe('NG_MOCKS_ROOT_PROVIDERS', () => {70    beforeEach(() =>71      MockBuilder(TargetComponent, TargetModule)72        .mock(NG_MOCKS_ROOT_PROVIDERS)73        .keep(KeepModule),74    );75    it('does not mock kept dependency', () => {76      const service = ngMocks.findInstance(TargetService);77      expect(service.echo()).toBeUndefined();78    });79  });...

app.component.spec.ts

Source:app.component.spec.ts

1import {MockBuilder, MockInstance, MockRender, NG_MOCKS_ROOT_PROVIDERS} from 'ng-mocks';2import {EMPTY, of} from 'rxjs';3import {AppComponent} from './app.component';4import {AppModule} from './app.module';5import {AppService} from './app.service';6import {AuthService} from './auth/auth.service';7describe('AppComponent', () => {8  beforeEach(() => MockBuilder(AppComponent, AppModule).mock(NG_MOCKS_ROOT_PROVIDERS));9  it('should create the app', () => {10    const fixture = MockRender(AppComponent);11    const app = fixture.point.componentInstance;12    expect(app).toBeTruthy();13    expect(app.appService).toEqual(jasmine.any(AppService));14    expect(app.authService).toEqual(jasmine.any(AuthService));15  });16  it('should render title', () => {17    MockInstance(AppService, 'greeting', of('Welcome to ct-frontend! For unit tests!'));18    MockInstance(AuthService, 'isLoggedIn$', of(false));19    MockInstance(AuthService, 'userProfile$', of(undefined));20    const fixture = MockRender(AppComponent);21    const compiled = fixture.nativeElement;22    expect(compiled.querySelector('h1').textContent).toContain('Welcome to ct-frontend! For unit tests!');23  });...

Using AI Code Generation

1import { TestBed } from '@angular/core/testing';2import { NG_MOCKS_ROOT_PROVIDERS } from 'ng-mocks';3describe('Test', () => {4  beforeEach(() => {5    TestBed.configureTestingModule({6      imports: [NG_MOCKS_ROOT_PROVIDERS],7    });8  });9});10import { TestComponent } from './test.component';11import { TestBed } from '@angular/core/testing';12import { MockBuilder, MockRender } from 'ng-mocks';13describe('Test', () => {14  beforeEach(() => MockBuilder(TestComponent));15  it('should render', () => {16    const fixture = MockRender(TestComponent);17    expect(fixture.nativeElement.innerHTML).toEqual('test');18  });19});20import { TestBed } from '@angular/core/testing';21import { NG_MOCKS_ROOT_PROVIDERS } from 'ng-mocks';22import { MockBuilder } from 'ng-mocks';23describe('Test', () => {24  beforeEach(() => {25    TestBed.configureTestingModule({26      imports: [NG_MOCKS_ROOT_PROVIDERS, MockBuilder],27    });28  });29});

Using AI Code Generation

1import {TestBed} from "@angular/core/testing";2import {NG_MOCKS_ROOT_PROVIDERS} from "ng-mocks";3import {MyService} from "./my.service";4describe('MyService', () => {5  beforeEach(() => TestBed.configureTestingModule(NG_MOCKS_ROOT_PROVIDERS));6  it('should be created', () => {7    const service: MyService = TestBed.get(MyService);8    expect(service).toBeTruthy();9  });10});11import {Injectable} from "@angular/core";12@Injectable({13})14export class MyService {15  constructor() { }16}17import {TestBed} from "@angular/core/testing";18import {NG_MOCKS_ROOT_PROVIDERS} from "ng-mocks";19import {MyService} from "./my.service";20describe('MyService', () => {21  beforeEach(() => TestBed.configureTestingModule(NG_MOCKS_ROOT_PROVIDERS));22  it('should be created', () => {23    const service: MyService = TestBed.get(MyService);24    expect(service).toBeTruthy();25  });26});27import {TestBed} from "@angular/core/testing";28import {NG_MOCKS_ROOT_PROVIDERS} from "ng-mocks";29import {MyService} from "./my.service";30describe('MyService', () => {31  beforeEach(() => TestBed.configureTestingModule(NG_MOCKS_ROOT_PROVIDERS));32  it('should be created', () => {33    const service: MyService = TestBed.get(MyService);34    expect(service).toBeTruthy();35  });36});37import {TestBed} from "@angular/core/testing";38import {NG_MOCKS_ROOT_PROVIDERS} from "ng-mocks";39import {MyService} from "./my.service";40describe('MyService', () => {41  beforeEach(() => TestBed.configureTestingModule(NG_MOCKS_ROOT_PROVIDERS));42  it('should be created', () => {43    const service: MyService = TestBed.get(MyService);44    expect(service).toBeTruthy();45  });46});47import {TestBed} from "@angular/core/testing";48import {NG_MOCKS_ROOT_PROVIDERS} from "ng-mocks";49import {MyService} from "./my.service";50describe('MyService', () => {51  beforeEach(() => TestBed.configureTestingModule(NG_MOCKS_ROOT_PROVIDERS));52  it('should be created

Using AI Code Generation

1import { NG_MOCKS_ROOT_PROVIDERS } from 'ng-mocks';2import { TestBed } from '@angular/core/testing';3describe('TestComponent', () => {4  beforeEach(() => {5    TestBed.configureTestingModule({6    });7  });8  it('should create', () => {9    expect(TestBed.createComponent(TestComponent).componentInstance).toBeTruthy();10  });11});12import { NG_MOCKS_ROOT_PROVIDERS } from 'ng-mocks';13import { TestBed } from '@angular/core/testing';14describe('TestComponent', () => {15  beforeEach(() => {16    TestBed.configureTestingModule({17    });18  });19  it('should create', () => {20    expect(TestBed.createComponent(TestComponent).componentInstance).toBeTruthy();21  });22});23import { NG_MOCKS_ROOT_PROVIDERS } from 'ng-mocks';24import { TestBed } from '@angular/core/testing';25describe('TestComponent', () => {26  beforeEach(() => {27    TestBed.configureTestingModule({28    });29  });30  it('should create', () => {31    expect(TestBed.createComponent(TestComponent).componentInstance).toBeTruthy();32  });33});34import { NG_MOCKS_ROOT_PROVIDERS } from 'ng-mocks';35import { TestBed } from '@angular/core/testing';36describe('TestComponent', () => {37  beforeEach(() => {38    TestBed.configureTestingModule({39    });40  });41  it('should create', () => {42    expect(TestBed.createComponent(TestComponent).componentInstance).toBeTruthy();43  });44});45import { NG_MOCKS_ROOT_PROVIDERS } from 'ng-mocks';46import { TestBed } from '@angular/core/testing';47describe('TestComponent', () => {48  beforeEach(() => {49    TestBed.configureTestingModule({

Using AI Code Generation

1import { NG_MOCKS_ROOT_PROVIDERS } from 'ng-mocks';2import { TestBed } from '@angular/core/testing';3import { AppComponent } from './app.component';4describe('AppComponent', () => {5  beforeEach(async () => {6    await TestBed.configureTestingModule({7    }).compileComponents();8  });9  it('should create the app', () => {10    const fixture = TestBed.createComponent(AppComponent);11    const app = fixture.componentInstance;12    expect(app).toBeTruthy();13  });14  it(`should have as title 'test'`, () => {15    const fixture = TestBed.createComponent(AppComponent);16    const app = fixture.componentInstance;17    expect(app.title).toEqual('test');18  });19  it('should render title', () => {20    const fixture = TestBed.createComponent(AppComponent);21    fixture.detectChanges();22    const compiled = fixture.nativeElement;23    expect(compiled.querySelector('.content span').textContent).toContain('test app is running!');24  });25});26at Function.get (node_modules/@angular/core/fesm2015/core.js:2548:19)27at getOrCreateInjectable (node_modules/@angular/core/fesm2015/core.js:1321:39)28at Module.ɵɵdirectiveInject (node_modules/@angular/core/fesm2015/core.js:10363:12)29at getNodeInjectable (node_modules/@angular/core/fesm2015/core.js:1306:44)30at instantiateAllDirectives (node_modules/@angular/core/fesm2015/core.js:12108:61)31at createDirectivesInstances (node_modules/@angular/core/fesm2015/core.js:11765:29)32at createRootView (node_modules/@angular/core/fesm2015/core.js:11653:5)33at callWithDebugContext (node_modules/@angular/core/fesm2015/core.js:12840:42)34at Object.debugCreateRootView [as createRootView] (node_modules/@angular/core/fesm2015/core.js:12358:12)

Using AI Code Generation

1import {NG_MOCKS_ROOT_PROVIDERS} from 'ng-mocks';2import {AppModule} from './app.module';3beforeEach(() => {4  TestBed.configureTestingModule(NG_MOCKS_ROOT_PROVIDERS(AppModule));5});6import {NG_MOCKS_DEFAULT_PROVIDERS} from 'ng-mocks';7import {AppComponent} from './app.component';8@NgModule({9  imports: [BrowserModule, FormsModule],10})11export class AppModule {}12import {NG_MOCKS_PROVIDERS} from 'ng-mocks';13import {AppComponent} from './app.component';14describe('AppComponent', () => {15  beforeEach(() => {16    TestBed.configureTestingModule(NG_MOCKS_PROVIDERS(AppComponent));17  });18});19import {NG_MOCKS_PROVIDERS} from 'ng-mocks';20import {AppComponent} from './app.component';21describe('AppComponent', () => {22  beforeEach(() => {23    TestBed.configureTestingModule(NG_MOCKS_PROVIDERS(AppComponent));24  });25});26import {NG_MOCKS_ROOT_PROVIDERS} from 'ng-mocks';27import {AppModule} from './app.module';28beforeEach(() => {29  TestBed.configureTestingModule(NG_MOCKS_ROOT_PROVIDERS(AppModule));30});

Using AI Code Generation

1import { NG_MOCKS_ROOT_PROVIDERS } from 'ng-mocks';2import { TestBed } from '@angular/core/testing';3import { AppModule } from './app.module';4import { AppComponent } from './app.component';5import { APP_BASE_HREF } from '@angular/common';6import { Router } from '@angular/router';7import { RouterTestingModule } from '@angular/router/testing';8import { AppModule } from './app.module';9import { AppComponent } from './app.component';10describe('AppComponent', () => {11  beforeEach(async () => {12    await TestBed.configureTestingModule({13      imports: [AppModule, RouterTestingModule],14        { provide: APP_BASE_HREF, useValue: '/' },15    }).compileComponents();16  });17  it('should create the app', () => {18    const fixture = TestBed.createComponent(AppComponent);19    const app = fixture.componentInstance;20    expect(app).toBeTruthy();21  });22});23import { NgModule } from '@angular/core';24import { BrowserModule } from '@angular/platform-browser';25import { AppComponent } from './app.component';26import { RouterModule } from '@angular/router';27import { AppRoutingModule } from './app-routing.module';28import { HttpClientModule } from '@angular/common/http';29import { BrowserAnimationsModule } from '@angular/platform-browser/animations';30import { MatToolbarModule } from '@angular/material/toolbar';31import { MatIconModule } from '@angular/material/icon';32import { MatSidenavModule } from '@angular/material/sidenav';33import { MatListModule } from '@angular/material/list';34import { MatCardModule } from '@angular/material/card';35import { MatFormFieldModule } from '@angular/material/form-field';36import { MatInputModule } from '@angular/material/input';37import { MatSelectModule } from '@angular/material/select';38import { MatGridListModule } from '@angular/material/grid-list';39import { MatMenuModule } from '@angular/material/menu';40import { MatExpansionModule } from '@angular/material/expansion';41import { MatTabsModule } from '@angular/material/tabs';42import { MatCheckboxModule } from '@angular/material/checkbox';43import { MatButtonModule } from '@angular/material/button';44import { MatDatepickerModule } from '@

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