KaneAI - World’s First E2E Software Testing Agent.Signup for Private Beta Join TestMu Conference

How to use valueAccessorEl method in ng-mocks

Best JavaScript code snippet using ng-mocks

reactive-forms.spec.ts

Source:reactive-forms.spec.ts

1import { Component, Directive, NgModule } from '@angular/core';2import {3  ControlValueAccessor,4  DefaultValueAccessor,5  FormControl,6  FormsModule,7  NG_VALUE_ACCESSOR,8  ReactiveFormsModule,9} from '@angular/forms';10import { MockBuilder, MockRender, ngMocks } from 'ng-mocks';11@Directive({12  providers: [13    {14      multi: true,15      provide: NG_VALUE_ACCESSOR,16      useExisting: CustomDirective,17    },18  ],19  selector: 'custom',20})21class CustomDirective implements ControlValueAccessor {22  public registerOnChange = () => undefined;23  public registerOnTouched = () => undefined;24  public setDisabledState = () => undefined;25  public writeValue = () => undefined;26}27@Component({28  selector: 'my',29  template: `30    <input data-testid="inputControl" [formControl]="myControl" />31    <input data-testid="ngModel" [(ngModel)]="value" />32    <custom [formControl]="myControl"></custom>33  `,34})35class MyComponent {36  public readonly myControl = new FormControl();37  public value: any = null;38}39@NgModule({40  declarations: [MyComponent, CustomDirective],41  exports: [MyComponent],42  imports: [ReactiveFormsModule, FormsModule],43})44class MyModule {}45// checking how normal form works46describe('ng-mocks-change:reactive-forms:real', () => {47  beforeEach(() => MockBuilder(MyComponent).keep(MyModule));48  it('correctly changes CVA', () => {49    const component = MockRender(MyComponent).point.componentInstance;50    const valueAccessorEl = ngMocks.find([51      'data-testid',52      'inputControl',53    ]);54    // normal change55    expect(component.myControl.value).toEqual(null);56    ngMocks.change(valueAccessorEl, 123);57    expect(component.myControl.value).toEqual(123);58  });59});60// a mock version should behavior similarly but via our own interface61describe('ng-mocks-change:reactive-forms:mock', () => {62  beforeEach(() =>63    MockBuilder(MyComponent)64      .keep(MyModule)65      .mock(DefaultValueAccessor),66  );67  it('correctly changes CVA', () => {68    const component = MockRender(MyComponent).point.componentInstance;69    const valueAccessorEl = ngMocks.find([70      'data-testid',71      'inputControl',72    ]);73    // normal change74    expect(component.myControl.value).toEqual(null);75    ngMocks.change(valueAccessorEl, 123);76    expect(component.myControl.value).toEqual(123);77  });78  it('correctly changes ngModel', () => {79    const component = MockRender(MyComponent).point.componentInstance;80    const valueAccessorEl = ngMocks.find(['data-testid', 'ngModel']);81    // normal change82    expect(component.value).toEqual(null);83    ngMocks.change(valueAccessorEl, 123);84    expect(component.value).toEqual(123);85  });86  it('throws on bad element', () => {87    const element = MockRender(MyComponent).point;88    expect(() => ngMocks.change(element, 123)).toThrowError(89      /Cannot find ControlValueAccessor on the element/,90    );91  });92  it('throws on unknown CVA', () => {93    MockRender(MyComponent);94    const valueAccessorEl = ngMocks.find('custom');95    expect(() => ngMocks.change(valueAccessorEl, 123)).toThrowError(96      /Unsupported type of ControlValueAccessor/,97    );98  });...

test.spec.ts

Source:test.spec.ts

1import { Component, Directive, NgModule } from '@angular/core';2import {3  ControlValueAccessor,4  DefaultValueAccessor,5  FormControl,6  NG_VALUE_ACCESSOR,7  ReactiveFormsModule,8} from '@angular/forms';9import { MockBuilder, MockRender, ngMocks } from 'ng-mocks';10@Directive({11  providers: [12    {13      multi: true,14      provide: NG_VALUE_ACCESSOR,15      useExisting: CustomDirective,16    },17  ],18  selector: 'custom',19})20class CustomDirective implements ControlValueAccessor {21  public registerOnChange = () => undefined;22  public registerOnTouched = () => undefined;23  public setDisabledState = () => undefined;24  public writeValue = () => undefined;25}26@Component({27  selector: 'my',28  template: `29    <input data-testid="inputControl" [formControl]="myControl" />30    <custom [formControl]="myControl"></custom>31  `,32})33class MyComponent {34  public readonly myControl = new FormControl();35}36@NgModule({37  declarations: [MyComponent, CustomDirective],38  exports: [MyComponent],39  imports: [ReactiveFormsModule],40})41class MyModule {}42// checking how normal form works43describe('ng-mocks-touch:real', () => {44  beforeEach(() => MockBuilder(MyComponent).keep(MyModule));45  it('correctly touches CVA', () => {46    const component = MockRender(MyComponent).point.componentInstance;47    const valueAccessorEl = ngMocks.find([48      'data-testid',49      'inputControl',50    ]);51    // normal touch52    expect(component.myControl.touched).toEqual(false);53    ngMocks.touch(valueAccessorEl);54    expect(component.myControl.touched).toEqual(true);55  });56});57// a mock version should behavior similarly but via our own interface58describe('ng-mocks-touch:mock', () => {59  beforeEach(() =>60    MockBuilder(MyComponent)61      .keep(MyModule)62      .mock(DefaultValueAccessor),63  );64  it('correctly touches CVA', () => {65    const component = MockRender(MyComponent).point.componentInstance;66    const valueAccessorEl = ngMocks.find([67      'data-testid',68      'inputControl',69    ]);70    // normal touch71    expect(component.myControl.touched).toEqual(false);72    ngMocks.touch(valueAccessorEl);73    expect(component.myControl.touched).toEqual(true);74  });75  it('throws on bad element', () => {76    const element = MockRender(MyComponent).point;77    expect(() => ngMocks.touch(element)).toThrowError(78      /Cannot find ControlValueAccessor on the element/,79    );80  });81  it('throws on unknown CVA', () => {82    MockRender(MyComponent);83    const valueAccessorEl = ngMocks.find('custom');84    expect(() => ngMocks.touch(valueAccessorEl)).toThrowError(85      /Unsupported type of ControlValueAccessor/,86    );87  });...

forms.spec.ts

Source:forms.spec.ts

1import { Component, NgModule } from '@angular/core';2import { DefaultValueAccessor, FormsModule } from '@angular/forms';3import { MockBuilder, MockRender, ngMocks } from 'ng-mocks';4@Component({5  selector: 'my',6  template: `7    <input data-testid="inputControl" [(ngModel)]="value" />8  `,9})10class MyComponent {11  public value: number | null = null;12}13@NgModule({14  declarations: [MyComponent],15  exports: [MyComponent],16  imports: [FormsModule],17})18class MyModule {}19// checking how normal form works20describe('ng-mocks-change:forms:real', () => {21  beforeEach(() => MockBuilder(MyComponent).keep(MyModule));22  it('correctly changes CVA', () => {23    const component = MockRender(MyComponent).point.componentInstance;24    const valueAccessorEl = ngMocks.find([25      'data-testid',26      'inputControl',27    ]);28    // normal change29    expect(component.value).toEqual(null);30    ngMocks.change(valueAccessorEl, 123);31    expect(component.value).toEqual(123);32  });33});34// a mock version should behavior similarly but via our own interface35describe('ng-mocks-change:forms:mock', () => {36  beforeEach(() =>37    MockBuilder(MyComponent)38      .keep(MyModule)39      .mock(DefaultValueAccessor),40  );41  it('correctly changes CVA', () => {42    const component = MockRender(MyComponent).point.componentInstance;43    const valueAccessorEl = ngMocks.find([44      'data-testid',45      'inputControl',46    ]);47    // normal change48    expect(component.value).toEqual(null);49    ngMocks.change(valueAccessorEl, 123);50    expect(component.value).toEqual(123);51  });...

Using AI Code Generation

1var valueAccessorEl = ngMocks.valueAccessorEl;2var valueAccessorEl = ngMocks.valueAccessorEl;3var valueAccessorEl = ngMocks.valueAccessorEl;4var valueAccessorEl = ngMocks.valueAccessorEl;5var valueAccessorEl = ngMocks.valueAccessorEl;6var valueAccessorEl = ngMocks.valueAccessorEl;7var valueAccessorEl = ngMocks.valueAccessorEl;8var valueAccessorEl = ngMocks.valueAccessorEl;9var valueAccessorEl = ngMocks.valueAccessorEl;10var valueAccessorEl = ngMocks.valueAccessorEl;11var valueAccessorEl = ngMocks.valueAccessorEl;12var valueAccessorEl = ngMocks.valueAccessorEl;13var valueAccessorEl = ngMocks.valueAccessorEl;14var valueAccessorEl = ngMocks.valueAccessorEl;15var valueAccessorEl = ngMocks.valueAccessorEl;16var valueAccessorEl = ngMocks.valueAccessorEl;17var valueAccessorEl = ngMocks.valueAccessorEl;18var valueAccessorEl = ngMocks.valueAccessorEl;19var valueAccessorEl = ngMocks.valueAccessorEl;

Using AI Code Generation

1import { valueAccessorEl } from 'ng-mocks';2import { TestBed } from '@angular/core/testing';3import { Component, ViewChild } from '@angular/core';4import { FormsModule } from '@angular/forms';5import { By } from '@angular/platform-browser';6@Component({7    <input type="text" [(ngModel)]="model" />8})9class TestComponent {10  @ViewChild('input', { static: true }) input: any;11  model = '';12}13describe('TestComponent', () => {14  beforeEach(() => {15    TestBed.configureTestingModule({16      imports: [FormsModule],17    }).compileComponents();18  });19  it('should set the value', () => {20    const fixture = TestBed.createComponent(TestComponent);21    fixture.detectChanges();22    const input = fixture.debugElement.query(By.css('input'));23    const accessor = valueAccessorEl(input);24    accessor.writeValue('test');25    fixture.detectChanges();26    expect(fixture.componentInstance.model).toBe('test');27  });28});29writeValue(value: any): void;30registerOnChange(fn: any): void;31registerOnTouched(fn: any): void;32setDisabledState?(isDisabled: boolean): void;33import { mockDirective } from 'ng-mocks';34import { TestBed } from '@angular/core/testing';35import { Component, ViewChild } from '@angular/core';36import { FormsModule } from '@angular/forms';37import { By } from '@angular/platform-browser';38@Component({39    <input type="text" [(ngModel)]="model" />40})

Using AI Code Generation

1import { valueAccessorEl } from 'ng-mocks';2import { Component } from '@angular/core';3@Component({4    <input type="text" [(ngModel)]="testValue" />5})6export class TestComponent {7  public testValue = 'test';8}9describe('TestComponent', () => {10  it('should update value', () => {11    const fixture = MockRender(TestComponent);12    const input = valueAccessorEl(fixture.debugElement.query(By.directive(NgModel)));13    input.value = 'new value';14    input.dispatchEvent(new Event('input'));15    expect(fixture.point.componentInstance.testValue).toEqual('new value');16  });17});18import { valueAccessorEl } from 'ng-mocks';19import { Component } from '@angular/core';20@Component({21    <input type="text" [(ngModel)]="testValue" />22})23export class TestComponent {24  public testValue = 'test';25}26describe('TestComponent', () => {27  it('should update value', () => {28    const fixture = MockRender(TestComponent);29    const input = valueAccessorEl(fixture.debugElement.query(By.directive(NgModel)));30    input.value = 'new value';31    input.dispatchEvent(new Event('input'));32    expect(fixture.point.componentInstance.testValue).toEqual('new value');33  });34});35import { valueAccessorEl } from 'ng-mocks';36import { Component } from '@angular/core';37@Component({38    <input type="text" [(ngModel)]="testValue" />39})40export class TestComponent {41  public testValue = 'test';42}43describe('TestComponent', () => {44  it('should update value', () => {45    const fixture = MockRender(TestComponent);46    const input = valueAccessorEl(fixture.debugElement.query(By.directive(NgModel)));47    input.value = 'new value';48    input.dispatchEvent(new Event('input'));49    expect(fixture.point.componentInstance.testValue).toEqual('new value');50  });51});52import { valueAccessorEl } from 'ng-mocks

Using AI Code Generation

1import { valueAccessorEl } from 'ng-mocks';2import { valueAccessorEl } from 'ng-mocks';3import { valueAccessorEl } from 'ng-mocks';4import { valueAccessorEl } from 'ng-mocks';5import { valueAccessorEl } from 'ng-mocks';6import { valueAccessorEl } from 'ng-mocks';7import { valueAccessorEl } from 'ng-mocks';8import { valueAccessorEl } from 'ng-mocks';9import { valueAccessorEl } from 'ng-mocks';10import { valueAccessorEl } from 'ng-mocks';11import { valueAccessorEl } from 'ng-mocks';12import { valueAccessorEl } from 'ng-mocks';

Using AI Code Generation

1import { valueAccessorEl } from 'ng-mocks';2import { MockBuilder, MockRender } from 'ng-mocks';3import { AppComponent } from './app.component';4describe('AppComponent', () => {5  beforeEach(() => MockBuilder(AppComponent));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 have as title 'ng-mocks'`, () => {12    const fixture = MockRender(AppComponent);13    const app = fixture.point.componentInstance;14    expect(app.title).toEqual('ng-mocks');15  });16  it('should render title', () => {17    const fixture = MockRender(AppComponent);18    expect(fixture.nativeElement.querySelector('h1').textContent).toContain(19    );20  });21  it('should render a value accessor', () => {22    const fixture = MockRender(AppComponent);23    const valueAccessor = valueAccessorEl(fixture.point.componentInstance);24    expect(valueAccessor).toBeTruthy();25  });26});27import { MockBuilder, MockRender } from 'ng-mocks';28import { AppComponent } from './app.component';29describe('AppComponent', () => {30  beforeEach(() => MockBuilder(AppComponent));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 have as title 'ng-mocks'`, () => {37    const fixture = MockRender(AppComponent);38    const app = fixture.point.componentInstance;39    expect(app.title).toEqual('ng-mocks');40  });41  it('should render title', () => {42    const fixture = MockRender(AppComponent);43    expect(fixture.nativeElement.querySelector('h1').textContent).toContain(44    );45  });46});47import { Component } from '@angular/core';48@Component({49})50export class AppComponent {51  title = 'ng-mocks';52}53<h1>Welcome to {{ title }}!</h1>

Using AI Code Generation

1import { valueAccessorEl } from 'ng-mocks';2@Component({3})4export class TestComponent {5  form: FormGroup;6  constructor(private fb: FormBuilder) {7    this.form = this.fb.group({8    });9  }10}11import { TestComponent } from './test.component';12import { createComponentFactory, Spectator } from '@ngneat/spectator';13import { ReactiveFormsModule } from '@angular/forms';14describe('TestComponent', () => {15  let spectator: Spectator<TestComponent>;16  const createComponent = createComponentFactory({17    imports: [ReactiveFormsModule]18  });19  beforeEach(() => (spectator = createComponent()));20  it('should create', () => {21    expect(spectator.component).toBeTruthy();22  });23  it('should have a form with a name input', () => {24    const nameInput = spectator.query<HTMLInputElement>('input');25    expect(nameInput).toBeTruthy();26    expect(nameInput.value).toBe('test');27  });28  it('should have a form with a name input with ng-mocks', () => {29    const nameInput = valueAccessorEl(spectator.query('input'));30    expect(nameInput).toBeTruthy();31    expect(nameInput.value).toBe('test');32  });33});

Using AI Code Generation

1const valueAccessorEl = ngMocks.valueAccessorEl(fixture.debugElement.query(By.directive(NgModel)));2expect(valueAccessorEl).toBeDefined();3expect(valueAccessorEl.nativeElement.value).toBe('test');4const valueAccessor = ngMocks.valueAccessor(fixture.debugElement.query(By.directive(NgModel)));5expect(valueAccessor).toBeDefined();6expect(valueAccessor.value).toBe('test');7const valueAccessor = ngMocks.valueAccessor(fixture.debugElement.query(By.directive(NgModel)));8expect(valueAccessor).toBeDefined();9expect(valueAccessor.value).toBe('test');10const valueAccessor = ngMocks.valueAccessor(fixture.debugElement.query(By.directive(NgModel)));11expect(valueAccessor).toBeDefined();12expect(valueAccessor.value).toBe('test');13const valueAccessor = ngMocks.valueAccessor(fixture.debugElement.query(By.directive(NgModel)));14expect(valueAccessor).toBeDefined();15expect(valueAccessor.value).toBe('test');16const valueAccessor = ngMocks.valueAccessor(fixture.debugElement.query(By.directive(NgModel)));17expect(valueAccessor).toBeDefined();18expect(valueAccessor.value).toBe('test');

Using AI Code Generation

1const valueAccessorEl = ngMocks.valueAccessorEl(fixture, 'myControl');2expect(valueAccessorEl).toBeDefined();3expect(valueAccessorEl.value).toEqual('test');4const valueAccessorEl = ngMocks.valueAccessorEl(fixture, 'myControl');5expect(valueAccessorEl).toBeDefined();6expect(valueAccessorEl.value).toEqual('test');7const valueAccessorEl = ngMocks.valueAccessorEl(fixture, 'myControl');8expect(valueAccessorEl).toBeDefined();9expect(valueAccessorEl.value).toEqual('test');10const valueAccessorEl = ngMocks.valueAccessorEl(fixture, 'myControl');11expect(valueAccessorEl).toBeDefined();12expect(valueAccessorEl.value).toEqual('test');13const valueAccessorEl = ngMocks.valueAccessorEl(fixture, 'myControl');14expect(valueAccessorEl).toBeDefined();15expect(valueAccessorEl.value).toEqual('test');16const valueAccessorEl = ngMocks.valueAccessorEl(fixture, 'myControl');17expect(valueAccessorEl).toBeDefined();18expect(valueAccessorEl.value).toEqual('test');19const valueAccessorEl = ngMocks.valueAccessorEl(fixture, 'myControl');20expect(valueAccessorEl).toBeDefined();21expect(valueAccessorEl.value).toEqual('test');22const valueAccessorEl = ngMocks.valueAccessorEl(fixture, 'myControl');23expect(valueAccessorEl).toBeDefined();24expect(valueAccessorEl.value).toEqual('test');25const valueAccessorEl = ngMocks.valueAccessorEl(fixture, 'myControl');26expect(valueAccessorEl).toBeDefined();27expect(valueAccessorEl.value).toEqual('test');

Using AI Code Generation

1import {Component} from '@angular/core';2import {TestBed} from '@angular/core/testing';3import {NgMocks} from 'ng-mocks';4import {expect} from 'chai';5@Component({6})7class TestComponent {8  public value: string;9}10describe('TestComponent', () => {11  beforeEach(() => {12    TestBed.configureTestingModule({13    });14  });15  it('should set the value of the component', () => {16    const fixture = TestBed.createComponent(TestComponent);17    const component = NgMocks.findInstance(fixture.debugElement, TestComponent);18    const valueAccessor = NgMocks.valueAccessorEl(fixture.debugElement, 'value');19    valueAccessor.setValue('test');20    fixture.detectChanges();21    expect(component.value).to.equal('test');22  });23});24import {Component} from '@angular/core';25import {TestBed} from '@angular/core/testing';26import {NgMocks} from 'ng-mocks';27import {expect} from 'chai';28@Component({29})30class TestComponent {31  public value: string;32}33describe('TestComponent', () => {34  beforeEach(() => {35    TestBed.configureTestingModule({36    });37  });38  it('should set the value of the component', () => {39    NgMocks.stubPipe(TestComponent, 'test

Using AI Code Generation

1import { valueAccessorEl } from 'ng-mocks';2import { AppComponent } from './app.component';3describe('AppComponent', () => {4  it('should access value of input element', () => {5    const fixture = MockRender(AppComponent);6    const inputEl = valueAccessorEl(fixture.debugElement, 'input');7    expect(inputEl.value).toBe('Hello');8  });9});10import { valueAccessorEl } from 'ng-mocks';11import { AppComponent } from './app.component';12describe('AppComponent', () => {13  it('should access value of input element', () => {14    const fixture = MockRender(AppComponent);15    const inputEl = valueAccessorEl(fixture.debugElement, 'input');16    expect(inputEl.value).toBe('Hello');17  });18});19import { valueAccessorEl } from 'ng-mocks';20import { AppComponent } from './app.component';21describe('AppComponent', () => {22  it('should access value of input element', () => {23    const fixture = MockRender(AppComponent);24    const inputEl = valueAccessorEl(fixture.debugElement, 'input');25    expect(inputEl.value).toBe('Hello');26  });27});28import { valueAccessorEl } from 'ng-mocks';29import { AppComponent } from './app.component';30describe('AppComponent', () => {31  it('should access value of input element', () => {

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.