How to use truePipe method in ng-mocks

Best JavaScript code snippet using ng-mocks

test.spec.ts

Source:test.spec.ts

1import { AsyncPipe, DatePipe, NgIf } from '@angular/common';2import { Component, Pipe, PipeTransform } from '@angular/core';3import { ComponentFixture, TestBed } from '@angular/core/testing';4import { BehaviorSubject } from 'rxjs';5import { ngMocks } from 'ng-mocks';6@Pipe({7  name: 'nothing',8  pure: false,9})10class NothingPipe implements PipeTransform {11  transform<T>(value: T): T {12    return value;13  }14}15@Component({16  selector: 'target',17  template: `18    <div19      class="array"20      *ngFor="21        let item of array$ | nothing | async | nothing | nothing22      "23    >24      item: {{ item }}25    </div>26    <div27      class="false"28      *ngIf="false$ | nothing | async | nothing | nothing"29    >30      false31    </div>32    <div class="text">33      {{ text$ | nothing | async | nothing | nothing }}34    </div>35    <div36      class="true"37      *ngIf="true$ | nothing | async | nothing | nothing"38    >39      true40    </div>41  `,42})43export class TargetComponent {44  public array$ = new BehaviorSubject([1]);45  public false$ = new BehaviorSubject(false);46  public text$ = new BehaviorSubject('text');47  public true$ = new BehaviorSubject(true);48}49// @see https://github.com/help-me-mom/ng-mocks/issues/231450describe('issue-2314', () => {51  let fixture: ComponentFixture<TargetComponent>;52  beforeEach(async () => {53    return TestBed.configureTestingModule({54      declarations: [TargetComponent, NothingPipe],55    }).compileComponents();56  });57  beforeEach(() => {58    fixture = TestBed.createComponent(TargetComponent);59    fixture.detectChanges();60  });61  it(`finds all pipes`, () => {62    const allPipes = ngMocks.findInstances(AsyncPipe);63    expect(allPipes.length).toBe(4);64  });65  describe('ngMocks.findInstance', () => {66    it(`finds pipes on '.array'`, () => {67      const arrayPipe = ngMocks.findInstance(68        '.array',69        AsyncPipe,70        undefined,71      );72      expect(arrayPipe).toBeDefined();73    });74    it(`finds pipes on '.false'`, () => {75      // Because it isn't rendered, we cannot find the element with `.false`, therefore, we need to rely on NgIf itself.76      const ngIf = ngMocks.reveal(NgIf);77      const falsePipe = ngMocks.findInstance(78        ngIf,79        AsyncPipe,80        undefined,81      );82      expect(falsePipe).toBeDefined();83    });84    it(`find pipes on '.text'`, () => {85      const textPipe = ngMocks.findInstance(86        '.text',87        AsyncPipe,88        undefined,89      );90      expect(textPipe).toBeDefined();91    });92    it(`finds pipes on '.true'`, () => {93      const truePipe = ngMocks.findInstance(94        '.true',95        AsyncPipe,96        undefined,97      );98      expect(truePipe).toBeDefined();99    });100  });101  describe('ngMocks.findInstances', () => {102    it(`finds pipes on '.array'`, () => {103      const arrayPipe = ngMocks.findInstances('.array', AsyncPipe);104      expect(arrayPipe.length).toEqual(1);105    });106    it(`finds pipes on '.false'`, () => {107      // Because it isn't rendered, we cannot find the element with `.false`, therefore, we need to rely on NgIf itself.108      const ngIf = ngMocks.reveal(NgIf);109      const falsePipe = ngMocks.findInstances(ngIf, AsyncPipe);110      expect(falsePipe.length).toEqual(1);111    });112    it(`find pipes on '.text'`, () => {113      const textPipe = ngMocks.findInstances('.text', AsyncPipe);114      expect(textPipe.length).toEqual(1);115    });116    it(`finds pipes on '.true'`, () => {117      const truePipe = ngMocks.findInstances('.true', AsyncPipe);118      expect(truePipe.length).toEqual(1);119    });120  });121  describe('ngMocks.get', () => {122    it(`finds pipes on '.array'`, () => {123      const arrayPipe = ngMocks.get('.array', AsyncPipe, undefined);124      expect(arrayPipe).toBeDefined();125    });126    it(`finds pipes on '.false'`, () => {127      // Because it isn't rendered, we cannot find the element with `.false`, therefore, we need to rely on NgIf itself.128      const ngIf = ngMocks.reveal(NgIf);129      const falsePipe = ngMocks.get(ngIf, AsyncPipe, undefined);130      expect(falsePipe).toBeDefined();131    });132    it(`find pipes on '.text'`, () => {133      const textPipe = ngMocks.get('.text', AsyncPipe, undefined);134      expect(textPipe).toBeDefined();135    });136    it(`finds pipes on '.true'`, () => {137      const truePipe = ngMocks.get('.true', AsyncPipe, undefined);138      expect(truePipe).toBeDefined();139    });140    it(`returns default value when pipes are missing`, () => {141      const truePipe = ngMocks.get('.true', DatePipe, undefined);142      expect(truePipe).toBeUndefined();143    });144  });...

pipe_if.ts

Source:pipe_if.ts

...9    truePipe: UnaryFunction<T, R>,10    falsePipe: UnaryFunction<T, R>) {11  return (stream: T) => defer(() => {12    if (condition()) {13      return truePipe(stream) as unknown as ObservableInput<unknown>;14    } else {15      return falsePipe(stream) as unknown as ObservableInput<unknown>;16    }17  });...

truepipe_8c.js

Source:truepipe_8c.js

1var truepipe_8c =2[3    [ "exit_on_argv_error", "truepipe_8c.html#ac74fce42399fad132b87f48829e74d17", null ],4    [ "exit_on_error", "truepipe_8c.html#ab52d9a2e3dc3615f1ba9b3f180e22267", null ],5    [ "main", "truepipe_8c.html#a3c04138a5bfe5d72780bb7e82a18e627", null ],6    [ "use", "truepipe_8c.html#a5902c5df420c41a93b912cb32defe3ef", null ]...

Using AI Code Generation

1import { truePipe } from 'ng-mocks';2import { MyPipe } from './my-pipe';3describe('MyPipe', () => {4  it('should transform', () => {5    const pipe = truePipe(MyPipe);6    expect(pipe.transform('a')).toEqual('a');7  });8});

Using AI Code Generation

1import { truePipe } from 'ng-mocks';2import { MockPipe } from 'ng-mocks';3import { truePipe } from 'ng-mocks';4import { MockPipe } from 'ng-mocks';5import {Pipe, PipeTransform} from '@angular/core';6import { TestBed } from '@angular/core/testing';7import { AppComponent } from './app.component';8@Pipe({9})10class MockPipe implements PipeTransform {11  transform(value: any, args?: any): any {12    return value;13  }14}15describe('AppComponent', () => {16  beforeEach(async () => {17    await TestBed.configureTestingModule({18        truePipe(MockPipe)19    }).compileComponents();20  });21  it('should create the app', () => {22    const fixture = TestBed.createComponent(AppComponent);23    const app = fixture.componentInstance;24    expect(app).toBeTruthy();25  });26  it(`should have as title 'ng-mocks-test'`, () => {27    const fixture = TestBed.createComponent(AppComponent);28    const app = fixture.componentInstance;29    expect(app.title).toEqual('ng-mocks-test');30  });31  it('should render title', () => {32    const fixture = TestBed.createComponent(AppComponent);33    fixture.detectChanges();34    const compiled = fixture.nativeElement;35    expect(compiled.querySelector('.content span').textContent).toContain('ng-mocks-test app is running!');36  });37});38Error: StaticInjectorError(AppModule)[AppComponent -> MockPipe

Using AI Code Generation

1import { truePipe } from 'ng-mocks';2const pipe = truePipe('myPipe');3const result = pipe.transform('value');4import { truePipe } from 'ng-mocks';5const pipe = truePipe('myPipe');6const result = pipe.transform('value');7import { truePipe } from 'ng-mocks';8const pipe = truePipe('myPipe');9const result = pipe.transform('value');10import { truePipe } from 'ng-mocks';11const pipe = truePipe('myPipe');12const result = pipe.transform('value');13import { truePipe } from 'ng-mocks';14const pipe = truePipe('myPipe');15const result = pipe.transform('value');16import { truePipe } from 'ng-mocks';17const pipe = truePipe('myPipe');18const result = pipe.transform('value');19import { truePipe } from 'ng-mocks';20const pipe = truePipe('myPipe');21const result = pipe.transform('value');22import { truePipe } from 'ng-mocks';23const pipe = truePipe('myPipe');24const result = pipe.transform('value');25import { truePipe } from 'ng-mocks';26const pipe = truePipe('myPipe');27const result = pipe.transform('value');28import { truePipe } from 'ng-mocks';29const pipe = truePipe('myPipe');30const result = pipe.transform('value');31import { truePipe } from 'ng-mocks';32const pipe = truePipe('myPipe');33const result = pipe.transform('value');

Using AI Code Generation

1import { truePipe } from 'ng-mocks';2describe('TestComponent', () => {3  it('should create', () => {4    const pipe = truePipe('testPipe');5    expect(pipe).toBeTruthy();6  });7});8import { Pipe, PipeTransform } from '@angular/core';9@Pipe({10})11export class TestPipe implements PipeTransform {12  transform(value: any, ...args: any[]): any {13    return value;14  }15}

Using AI Code Generation

1var mock = require('ng-mocks');2var truePipe = mock.truePipe;3var pipe = mock.pipe;4var mock = require('ng-mocks');5var truePipe = mock.truePipe;6var pipe = mock.pipe;7describe('truePipe', () => {8    it('should revert a string', () => {9        const pipe = truePipe('revert');10        expect(pipe.transform('abc')).toBe('cba');11    });12    it('should revert a string', () => {13        const pipe = truePipe('revert');14        expect(pipe.transform('abc')).toBe('cba');15    });16});17var mock = require('ng-mocks');18var truePipe = mock.truePipe;19var pipe = mock.pipe;20var mock = require('ng-mocks');21var truePipe = mock.truePipe;22var pipe = mock.pipe;23describe('truePipe', () => {24    it('should revert a string', () => {25        const pipe = truePipe('revert');26        expect(pipe.transform('abc')).toBe('cba');27    });28    it('should revert a string', () => {29        const pipe = truePipe('revert');30        expect(pipe.transform('abc')).toBe('cba');31    });32});33var mock = require('ng-mocks');34var truePipe = mock.truePipe;35var pipe = mock.pipe;36var mock = require('ng-mocks');37var truePipe = mock.truePipe;38var pipe = mock.pipe;39describe('truePipe', () => {40    it('should revert a string', () => {41        const pipe = truePipe('revert');42        expect(pipe.transform('abc')).toBe('cba');43    });44    it('should revert a string', () => {

Using AI Code Generation

1import { truePipe } from 'ng-mocks';2describe('myPipe', () => {3  it('should return the given value', () => {4    const pipe = truePipe('myPipe');5    expect(pipe.transform('foo')).toEqual('foo');6  });7});8import { Pipe, PipeTransform } from '@angular/core';9@Pipe({10})11export class MyPipePipe implements PipeTransform {12  transform(value: any): any {13    return value;14  }15}16@Pipe({17})18export class MyPipePipe implements PipeTransform {19  transform(value: any): any {20    return value;21  }22}23import { MyPipePipe } from './my-pipe.pipe';24describe('MyPipePipe', () => {25  it('create an instance', () => {26    const pipe = new MyPipePipe();27    expect(pipe).toBeTruthy();28  });29});30import { MyPipePipe } from './my-pipe.pipe';31describe('MyPipePipe', () => {32  it('create an instance', () => {33    const pipe = new MyPipePipe();34    expect(pipe).toBeTruthy();35  });36});37import { MyPipePipe } from './my-pipe.pipe';38describe('MyPipePipe', () => {39  it('create an instance', () => {40    const pipe = new MyPipePipe();41    expect(pipe).toBeTruthy();42  });43});44import { MyPipePipe } from './my-pipe.pipe';45describe('MyPipePipe', () => {46  it('create an instance', () => {47    const pipe = new MyPipePipe();48    expect(pipe).toBeTruthy();49  });50});51import { MyPipePipe } from './my-pipe.pipe';52describe('MyPipePipe', () => {53  it('create an instance', () => {54    const pipe = new MyPipePipe();55    expect(pipe).toBeTruthy();56  });57});58import { MyPipePipe } from './my-pipe.pipe';59describe('MyPipePipe', () => {60  it('create an instance', () => {

Using AI Code Generation

1const truePipe = ngMocks.getPipeDef('truePipe');2expect(truePipe.transform(true)).toBe('true');3const truePipeMock = ngMocks.getPipeDef('truePipe');4expect(truePipeMock.transform(true)).toBe('true');5const truePipeJest = ngMocks.getPipeDef('truePipe');6expect(truePipeJest.transform(true)).toBe('true');7const truePipeJasmine = ngMocks.getPipeDef('truePipe');8expect(truePipeJasmine.transform(true)).toBe('true');9const truePipeMocha = ngMocks.getPipeDef('truePipe');10expect(truePipeMocha.transform(true)).toBe('true');11const truePipeKarma = ngMocks.getPipeDef('truePipe');12expect(truePipeKarma.transform(true)).toBe('true');13const truePipeProtractor = ngMocks.getPipeDef('truePipe');14expect(truePipeProtractor.transform(true)).toBe('true');15const truePipeCypress = ngMocks.getPipeDef('truePipe');16expect(truePipeCypress.transform(true)).toBe('true');17const truePipe = ngMocks.getPipeDef('truePipe');18expect(truePipe.transform(true)).toBe('true');19const truePipeMock = ngMocks.getPipeDef('truePipe');20expect(truePipeMock.transform(true)).toBe('true');21const truePipeJest = ngMocks.getPipeDef('truePipe');22expect(truePipeJest.transform(true)).toBe('true');23const truePipeJasmine = ngMocks.getPipeDef('truePipe');24expect(truePipeJasmine.transform(true)).toBe('true');25const truePipeMocha = ngMocks.getPipeDef('truePipe');26expect(truePipeMocha.transform(true)).toBe('true');27const truePipeKarma = ngMocks.getPipeDef('truePipe');28expect(truePipeKarma.transform(true)).toBe('true');29const truePipeProtractor = ngMocks.getPipeDef('truePipe');30expect(truePipeProtractor.transform(true)).toBe('true');

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