Best JavaScript code snippet using ng-mocks
test.spec.ts
Source: test.spec.ts
1import { InjectionToken, NgModule } from '@angular/core';2import { MockBuilder, ngMocks } from 'ng-mocks';3const TOKEN_FACTORY1 = new InjectionToken('FACTORY1');4const TOKEN_FACTORY2 = new InjectionToken('FACTORY2');5class DummyClass {}6@NgModule({7 providers: [8 {9 provide: TOKEN_FACTORY1,10 useFactory: () => new DummyClass(),11 },12 {13 provide: TOKEN_FACTORY2,14 useFactory: () => 'hello',15 },16 ],17})18class TargetModule {}19describe('tokens-factory', () => {20 beforeEach(() => MockBuilder().mock(TargetModule));21 // Yes, it is tricky, but we do not have much to do here.22 // If a factory returns something else - it should be replaced with a mock copy manually23 // with a proper value.24 it('mocks TOKEN_FACTORY as an empty object', () => {25 const actual1 = ngMocks.findInstance(TOKEN_FACTORY1);26 expect(actual1).toEqual({});27 const actual2 = ngMocks.findInstance(TOKEN_FACTORY2);28 expect(actual2).toEqual({});29 });...
Using AI Code Generation
1import { TOKEN_FACTORY2 } from 'ng-mocks';2class TestClass {3 constructor(private readonly service: TestService) {}4}5const testFactory = TOKEN_FACTORY2(TestClass, [TestService]);6describe('test', () => {7 let testClass: TestClass;8 beforeEach(() => {9 TestBed.configureTestingModule({10 });11 testClass = TestBed.inject(TestClass);12 });13 it('should work', () => {14 expect(testClass).toBeDefined();15 });16});17import { Injectable } from '@angular/core';18@Injectable()19export class TestService {20 constructor() {}21}22Error: StaticInjectorError(AppModule)[TestClass -> TestService]: 23 StaticInjectorError(Platform: core)[TestClass -> TestService]:
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