How to use registerOnValidatorChange method in ng-mocks

Best JavaScript code snippet using ng-mocks

validators.d.ts

Source:validators.d.ts Github

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...57 private _required;58 private _onChange;59 required: boolean | string;60 validate(c: AbstractControl): ValidationErrors | null;61 registerOnValidatorChange(fn: () => void): void;62}63/**64 * A Directive that adds the `required` validator to checkbox controls marked with the65 * `required` attribute, via the {@link NG_VALIDATORS} binding.66 *67 * ### Example68 *69 * ```70 * <input type="checkbox" name="active" ngModel required>71 * ```72 *73 * @experimental74 */75export declare class CheckboxRequiredValidator extends RequiredValidator {76 validate(c: AbstractControl): ValidationErrors | null;77}78/**79 * Provider which adds {@link EmailValidator} to {@link NG_VALIDATORS}.80 */81export declare const EMAIL_VALIDATOR: any;82/**83 * A Directive that adds the `email` validator to controls marked with the84 * `email` attribute, via the {@link NG_VALIDATORS} binding.85 *86 * ### Example87 *88 * ```89 * <input type="email" name="email" ngModel email>90 * <input type="email" name="email" ngModel email="true">91 * <input type="email" name="email" ngModel [email]="true">92 * ```93 *94 * @experimental95 */96export declare class EmailValidator implements Validator {97 private _enabled;98 private _onChange;99 email: boolean | string;100 validate(c: AbstractControl): ValidationErrors | null;101 registerOnValidatorChange(fn: () => void): void;102}103/**104 * @stable105 */106export interface ValidatorFn {107 (c: AbstractControl): ValidationErrors | null;108}109/**110 * @stable111 */112export interface AsyncValidatorFn {113 (c: AbstractControl): Promise<ValidationErrors | null> | Observable<ValidationErrors | null>;114}115/**116 * Provider which adds {@link MinLengthValidator} to {@link NG_VALIDATORS}.117 *118 * ## Example:119 *120 * {@example common/forms/ts/validators/validators.ts region='min'}121 */122export declare const MIN_LENGTH_VALIDATOR: any;123/**124 * A directive which installs the {@link MinLengthValidator} for any `formControlName`,125 * `formControl`, or control with `ngModel` that also has a `minlength` attribute.126 *127 * @stable128 */129export declare class MinLengthValidator implements Validator, OnChanges {130 private _validator;131 private _onChange;132 minlength: string;133 ngOnChanges(changes: SimpleChanges): void;134 validate(c: AbstractControl): ValidationErrors | null;135 registerOnValidatorChange(fn: () => void): void;136 private _createValidator();137}138/**139 * Provider which adds {@link MaxLengthValidator} to {@link NG_VALIDATORS}.140 *141 * ## Example:142 *143 * {@example common/forms/ts/validators/validators.ts region='max'}144 */145export declare const MAX_LENGTH_VALIDATOR: any;146/**147 * A directive which installs the {@link MaxLengthValidator} for any `formControlName,148 * `formControl`,149 * or control with `ngModel` that also has a `maxlength` attribute.150 *151 * @stable152 */153export declare class MaxLengthValidator implements Validator, OnChanges {154 private _validator;155 private _onChange;156 maxlength: string;157 ngOnChanges(changes: SimpleChanges): void;158 validate(c: AbstractControl): ValidationErrors | null;159 registerOnValidatorChange(fn: () => void): void;160 private _createValidator();161}162export declare const PATTERN_VALIDATOR: any;163/**164 * A Directive that adds the `pattern` validator to any controls marked with the165 * `pattern` attribute, via the {@link NG_VALIDATORS} binding. Uses attribute value166 * as the regex to validate Control value against. Follows pattern attribute167 * semantics; i.e. regex must match entire Control value.168 *169 * ### Example170 *171 * ```172 * <input [name]="fullName" pattern="[a-zA-Z ]*" ngModel>173 * ```174 * @stable175 */176export declare class PatternValidator implements Validator, OnChanges {177 private _validator;178 private _onChange;179 pattern: string | RegExp;180 ngOnChanges(changes: SimpleChanges): void;181 validate(c: AbstractControl): ValidationErrors | null;182 registerOnValidatorChange(fn: () => void): void;183 private _createValidator();...

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Using AI Code Generation

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1import {Component} from '@angular/core';2import {async, ComponentFixture, TestBed} from '@angular/core/testing';3import {FormControl, FormGroup, FormsModule, ReactiveFormsModule, Validators} from '@angular/forms';4import {By} from '@angular/platform-browser';5import {MockBuilder, MockRender, ngMocks} from 'ng-mocks';6@Component({7})8export class TestComponent {9 testForm = new FormGroup({10 testField: new FormControl('', Validators.required)11 });12}13describe('TestComponent', () => {14 let component: TestComponent;15 let fixture: ComponentFixture<TestComponent>;16 beforeEach(async(() => {17 MockBuilder(TestComponent)18 .keep(FormsModule)19 .keep(ReactiveFormsModule);20 }));21 beforeEach(() => {22 fixture = MockRender(TestComponent);23 component = fixture.componentInstance;24 fixture.detectChanges();25 });26 it('should create', () => {27 expect(component).toBeTruthy();28 });29 it('should validate', () => {30 const input = fixture.debugElement.query(By.css('input'));31 const spy = jasmine.createSpy('spy');32 ngMocks.registerOnValidatorChange(spy, input);33 fixture.detectChanges();34 expect(spy).toHaveBeenCalledTimes(1);35 });36});

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Using AI Code Generation

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1import { registerOnValidatorChange } from 'ng-mocks';2@Component({3 {4 },5})6export class TestComponent implements Validator {7 form = new FormGroup({8 username: new FormControl(''),9 });10 validate() {11 return { username: true };12 }13 registerOnValidatorChange(fn: () => void) {14 registerOnValidatorChange(this.form, fn);15 }16}17import { ComponentFixture, TestBed } from '@angular/core/testing';18import { TestComponent } from './test';19describe('TestComponent', () => {20 let component: TestComponent;21 let fixture: ComponentFixture<TestComponent>;22 beforeEach(async () => {23 await TestBed.configureTestingModule({24 }).compileComponents();25 });26 beforeEach(() => {27 fixture = TestBed.createComponent(TestComponent);28 component = fixture.componentInstance;29 fixture.detectChanges();30 });31 it('should call registerOnValidatorChange', () => {32 const spy = spyOn(component, 'registerOnValidatorChange');33 fixture.detectChanges();34 expect(spy).toHaveBeenCalled();35 });36});

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Using AI Code Generation

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1import { registerOnValidatorChange } from 'ng-mocks';2import { FormControl } from '@angular/forms';3describe('test', () => {4 it('test', () => {5 const formControl = new FormControl();6 registerOnValidatorChange(formControl, () => {7 console.log('called');8 });9 formControl.setValue('test');10 formControl.setValue('test');11 });12});

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Using AI Code Generation

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1import { registerOnValidatorChange } from 'ng-mocks';2@Component({3 template: `<input type="text" name="test" [(ngModel)]="value" #test="ngModel" required />`4})5export class TestComponent {6 value: string;7 constructor() {8 registerOnValidatorChange(test, () => {9 console.log('validator changed');10 });11 }12}13import { TestComponent } from './test.component';14import { MockBuilder, MockRender } from 'ng-mocks';15describe('TestComponent', () => {16 beforeEach(() => MockBuilder(TestComponent));17 it('should work', () => {18 const fixture = MockRender(TestComponent);19 expect(fixture.point.componentInstance.value).toBeUndefined();20 });21});22import { TestComponent } from './test.component';23import { MockBuilder, MockRender } from 'ng-mocks';24describe('TestComponent', () => {25 beforeEach(() => MockBuilder(TestComponent));26 it('should work', () => {27 const fixture = MockRender(TestComponent);28 expect(fixture.point.componentInstance.value).toBeUndefined();29 });30});31import { TestComponent } from './test.component';32import { MockBuilder, MockRender } from 'ng-mocks';33describe('TestComponent', () => {34 beforeEach(() => MockBuilder(TestComponent));35 it('should work', () => {36 const fixture = MockRender(TestComponent);37 expect(fixture.point.componentInstance.value).toBeUndefined();38 });39});40import { TestComponent } from './test.component';41import { MockBuilder, MockRender } from 'ng-mocks';42describe('TestComponent', () => {43 beforeEach(() => MockBuilder(TestComponent));44 it('should work', () => {45 const fixture = MockRender(TestComponent);46 expect(fixture.point.componentInstance.value).toBeUndefined();47 });48});49import { TestComponent } from './test.component';50import { MockBuilder, MockRender } from 'ng-mocks';51describe('TestComponent', () => {52 beforeEach(() => MockBuilder(TestComponent));53 it('should work', () => {54 const fixture = MockRender(TestComponent);55 expect(fixture.point.componentInstance.value).toBeUndefined();56 });57});58import { TestComponent } from './test.component

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Using AI Code Generation

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1import {registerOnValidatorChange} from 'ng-mocks';2import {MyComponent} from './my.component';3describe('MyComponent', () => {4 let fixture: ComponentFixture<MyComponent>;5 let component: MyComponent;6 beforeEach(() => {7 fixture = TestBed.configureTestingModule({8 imports: [9 }).createComponent(MyComponent);10 component = fixture.componentInstance;11 });12 it('should call onValidatorChange when form control value changes', () => {13 const onValidatorChangeSpy = jasmine.createSpy('onValidatorChangeSpy');14 registerOnValidatorChange(component, onValidatorChangeSpy);15 component.myControl.setValue('test');16 expect(onValidatorChangeSpy).toHaveBeenCalled();17 });18});

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Using AI Code Generation

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1import { registerOnValidatorChange } from 'ng-mocks';2@Component({3 [(ngModel)]="testValue"4})5export class TestComponent implements OnInit {6 testValue: string;7 constructor(private fb: FormBuilder) {}8 ngOnInit(): void {9 registerOnValidatorChange(this.fb.control({}), (control) => {10 console.log('validator called', control);11 });12 }13}14import { registerOnValidatorChange } from 'ng-mocks';15import { TestComponent } from './test.component';16describe('TestComponent', () => {17 let component: TestComponent;18 let fixture: ComponentFixture<TestComponent>;19 beforeEach(async () => {20 await TestBed.configureTestingModule({21 imports: [ReactiveFormsModule],22 }).compileComponents();23 });24 beforeEach(() => {25 fixture = TestBed.createComponent(TestComponent);26 component = fixture.componentInstance;27 fixture.detectChanges();28 });29 it('should create', () => {30 expect(component).toBeTruthy();31 });32 it('should call validator', () => {33 registerOnValidatorChange(component.fb.control({}), (control) => {34 console.log('validator called', control);35 });36 });37});38validator called FormControl { onPush: true, validator: null, asyncValidator: null, _onCollectionChange: null, _parent: null, _asyncValidationSubscription: null, _pendingValue: null, _pendingChange: false, _pendingDirty: false, _pendingTouched: false, _pendingDisabled: false, _pendingStatus: null, _pendingStatusChanges: null, _updateOn: "change", _valueChanges: null, _statusChanges: null, _status: "INVALID", _errors: {…}, _pristine: true, _touched: false, _value: null, … }39validator called FormControl { onPush: true, validator: null, asyncValidator: null, _onCollectionChange: null, _parent: null, _asyncValidationSubscription: null, _pendingValue: null, _pendingChange: false, _pendingDirty: false, _pendingTouched:

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