1858 lines
72 KiB
TypeScript
1858 lines
72 KiB
TypeScript
/**
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* @license
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* Copyright Google Inc. All Rights Reserved.
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*
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* Use of this source code is governed by an MIT-style license that can be
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* found in the LICENSE file at https://angular.io/license
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*/
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import {Component, Directive, Type, ViewChild, forwardRef} from '@angular/core';
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import {ComponentFixture, TestBed, async, fakeAsync, tick} from '@angular/core/testing';
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import {AbstractControl, AsyncValidator, COMPOSITION_BUFFER_MODE, FormControl, FormsModule, NG_ASYNC_VALIDATORS, NgForm, NgModel} from '@angular/forms';
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import {By} from '@angular/platform-browser/src/dom/debug/by';
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import {getDOM} from '@angular/platform-browser/src/dom/dom_adapter';
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import {dispatchEvent} from '@angular/platform-browser/testing/src/browser_util';
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import {merge} from 'rxjs/observable/merge';
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import {NgModelCustomComp, NgModelCustomWrapper} from './value_accessor_integration_spec';
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{
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describe('template-driven forms integration tests', () => {
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function initTest<T>(component: Type<T>, ...directives: Type<any>[]): ComponentFixture<T> {
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TestBed.configureTestingModule(
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{declarations: [component, ...directives], imports: [FormsModule]});
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return TestBed.createComponent(component);
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}
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describe('basic functionality', () => {
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it('should support ngModel for standalone fields', fakeAsync(() => {
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const fixture = initTest(StandaloneNgModel);
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fixture.componentInstance.name = 'oldValue';
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fixture.detectChanges();
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tick();
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// model -> view
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const input = fixture.debugElement.query(By.css('input')).nativeElement;
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expect(input.value).toEqual('oldValue');
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input.value = 'updatedValue';
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dispatchEvent(input, 'input');
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tick();
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// view -> model
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expect(fixture.componentInstance.name).toEqual('updatedValue');
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}));
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it('should support ngModel registration with a parent form', fakeAsync(() => {
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const fixture = initTest(NgModelForm);
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fixture.componentInstance.name = 'Nancy';
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fixture.detectChanges();
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tick();
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const form = fixture.debugElement.children[0].injector.get(NgForm);
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expect(form.value).toEqual({name: 'Nancy'});
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expect(form.valid).toBe(false);
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}));
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it('should add novalidate by default to form element', fakeAsync(() => {
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const fixture = initTest(NgModelForm);
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fixture.detectChanges();
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tick();
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const form = fixture.debugElement.query(By.css('form'));
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expect(form.nativeElement.getAttribute('novalidate')).toEqual('');
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}));
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it('should be possible to use native validation and angular forms', fakeAsync(() => {
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const fixture = initTest(NgModelNativeValidateForm);
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fixture.detectChanges();
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tick();
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const form = fixture.debugElement.query(By.css('form'));
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expect(form.nativeElement.hasAttribute('novalidate')).toEqual(false);
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}));
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it('should support ngModelGroup', fakeAsync(() => {
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const fixture = initTest(NgModelGroupForm);
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fixture.componentInstance.first = 'Nancy';
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fixture.componentInstance.last = 'Drew';
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fixture.componentInstance.email = 'some email';
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fixture.detectChanges();
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tick();
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// model -> view
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const inputs = fixture.debugElement.queryAll(By.css('input'));
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expect(inputs[0].nativeElement.value).toEqual('Nancy');
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expect(inputs[1].nativeElement.value).toEqual('Drew');
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inputs[0].nativeElement.value = 'Carson';
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dispatchEvent(inputs[0].nativeElement, 'input');
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tick();
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// view -> model
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const form = fixture.debugElement.children[0].injector.get(NgForm);
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expect(form.value).toEqual({name: {first: 'Carson', last: 'Drew'}, email: 'some email'});
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}));
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it('should add controls and control groups to form control model', fakeAsync(() => {
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const fixture = initTest(NgModelGroupForm);
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fixture.componentInstance.first = 'Nancy';
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fixture.componentInstance.last = 'Drew';
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fixture.componentInstance.email = 'some email';
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fixture.detectChanges();
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tick();
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const form = fixture.debugElement.children[0].injector.get(NgForm);
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expect(form.control.get('name') !.value).toEqual({first: 'Nancy', last: 'Drew'});
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expect(form.control.get('name.first') !.value).toEqual('Nancy');
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expect(form.control.get('email') !.value).toEqual('some email');
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}));
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it('should remove controls and control groups from form control model', fakeAsync(() => {
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const fixture = initTest(NgModelNgIfForm);
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fixture.componentInstance.emailShowing = true;
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fixture.componentInstance.first = 'Nancy';
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fixture.componentInstance.email = 'some email';
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fixture.detectChanges();
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tick();
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const form = fixture.debugElement.children[0].injector.get(NgForm);
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expect(form.control.get('email') !.value).toEqual('some email');
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expect(form.value).toEqual({name: {first: 'Nancy'}, email: 'some email'});
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// should remove individual control successfully
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fixture.componentInstance.emailShowing = false;
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fixture.detectChanges();
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tick();
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expect(form.control.get('email')).toBe(null);
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expect(form.value).toEqual({name: {first: 'Nancy'}});
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expect(form.control.get('name') !.value).toEqual({first: 'Nancy'});
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expect(form.control.get('name.first') !.value).toEqual('Nancy');
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// should remove form group successfully
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fixture.componentInstance.groupShowing = false;
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fixture.detectChanges();
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tick();
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expect(form.control.get('name')).toBe(null);
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expect(form.control.get('name.first')).toBe(null);
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expect(form.value).toEqual({});
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}));
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it('should set status classes with ngModel', async(() => {
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const fixture = initTest(NgModelForm);
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fixture.componentInstance.name = 'aa';
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fixture.detectChanges();
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fixture.whenStable().then(() => {
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fixture.detectChanges();
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const input = fixture.debugElement.query(By.css('input')).nativeElement;
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expect(sortedClassList(input)).toEqual(['ng-invalid', 'ng-pristine', 'ng-untouched']);
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dispatchEvent(input, 'blur');
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fixture.detectChanges();
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expect(sortedClassList(input)).toEqual(['ng-invalid', 'ng-pristine', 'ng-touched']);
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input.value = 'updatedValue';
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dispatchEvent(input, 'input');
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fixture.detectChanges();
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expect(sortedClassList(input)).toEqual(['ng-dirty', 'ng-touched', 'ng-valid']);
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});
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}));
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it('should set status classes with ngModel and async validators', fakeAsync(() => {
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const fixture = initTest(NgModelAsyncValidation, NgAsyncValidator);
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fixture.whenStable().then(() => {
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fixture.detectChanges();
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const input = fixture.debugElement.query(By.css('input')).nativeElement;
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expect(sortedClassList(input)).toEqual(['ng-pending', 'ng-pristine', 'ng-untouched']);
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dispatchEvent(input, 'blur');
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fixture.detectChanges();
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expect(sortedClassList(input)).toEqual(['ng-pending', 'ng-pristine', 'ng-touched']);
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input.value = 'updatedValue';
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dispatchEvent(input, 'input');
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tick();
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fixture.detectChanges();
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expect(sortedClassList(input)).toEqual(['ng-dirty', 'ng-touched', 'ng-valid']);
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});
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}));
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it('should set status classes with ngModelGroup and ngForm', async(() => {
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const fixture = initTest(NgModelGroupForm);
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fixture.componentInstance.first = '';
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fixture.detectChanges();
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const form = fixture.debugElement.query(By.css('form')).nativeElement;
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const modelGroup = fixture.debugElement.query(By.css('[ngModelGroup]')).nativeElement;
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const input = fixture.debugElement.query(By.css('input')).nativeElement;
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// ngModelGroup creates its control asynchronously
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fixture.whenStable().then(() => {
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fixture.detectChanges();
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expect(sortedClassList(modelGroup)).toEqual([
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'ng-invalid', 'ng-pristine', 'ng-untouched'
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]);
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expect(sortedClassList(form)).toEqual(['ng-invalid', 'ng-pristine', 'ng-untouched']);
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dispatchEvent(input, 'blur');
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fixture.detectChanges();
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expect(sortedClassList(modelGroup)).toEqual([
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'ng-invalid', 'ng-pristine', 'ng-touched'
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]);
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expect(sortedClassList(form)).toEqual(['ng-invalid', 'ng-pristine', 'ng-touched']);
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input.value = 'updatedValue';
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dispatchEvent(input, 'input');
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fixture.detectChanges();
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expect(sortedClassList(modelGroup)).toEqual(['ng-dirty', 'ng-touched', 'ng-valid']);
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expect(sortedClassList(form)).toEqual(['ng-dirty', 'ng-touched', 'ng-valid']);
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});
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}));
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it('should not create a template-driven form when ngNoForm is used', () => {
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const fixture = initTest(NgNoFormComp);
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fixture.detectChanges();
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expect(fixture.debugElement.children[0].providerTokens !.length).toEqual(0);
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});
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it('should not add novalidate when ngNoForm is used', () => {
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const fixture = initTest(NgNoFormComp);
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fixture.detectChanges();
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const form = fixture.debugElement.query(By.css('form'));
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expect(form.nativeElement.hasAttribute('novalidate')).toEqual(false);
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});
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});
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describe('name and ngModelOptions', () => {
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it('should throw if ngModel has a parent form but no name attr or standalone label', () => {
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const fixture = initTest(InvalidNgModelNoName);
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expect(() => fixture.detectChanges())
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.toThrowError(new RegExp(`name attribute must be set`));
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});
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it('should not throw if ngModel has a parent form, no name attr, and a standalone label',
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() => {
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const fixture = initTest(NgModelOptionsStandalone);
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expect(() => fixture.detectChanges()).not.toThrow();
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});
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it('should not register standalone ngModels with parent form', fakeAsync(() => {
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const fixture = initTest(NgModelOptionsStandalone);
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fixture.componentInstance.one = 'some data';
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fixture.componentInstance.two = 'should not show';
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fixture.detectChanges();
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tick();
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const form = fixture.debugElement.children[0].injector.get(NgForm);
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const inputs = fixture.debugElement.queryAll(By.css('input'));
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tick();
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expect(form.value).toEqual({one: 'some data'});
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expect(inputs[1].nativeElement.value).toEqual('should not show');
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}));
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it('should override name attribute with ngModelOptions name if provided', fakeAsync(() => {
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const fixture = initTest(NgModelForm);
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fixture.componentInstance.options = {name: 'override'};
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fixture.componentInstance.name = 'some data';
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fixture.detectChanges();
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tick();
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const form = fixture.debugElement.children[0].injector.get(NgForm);
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expect(form.value).toEqual({override: 'some data'});
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}));
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});
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describe('updateOn', () => {
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describe('blur', () => {
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it('should default updateOn to change', fakeAsync(() => {
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const fixture = initTest(NgModelForm);
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fixture.componentInstance.name = '';
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fixture.componentInstance.options = {};
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fixture.detectChanges();
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tick();
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const form = fixture.debugElement.children[0].injector.get(NgForm);
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const name = form.control.get('name') as FormControl;
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expect((name as any)._updateOn).toBeUndefined();
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expect(name.updateOn).toEqual('change');
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}));
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it('should set control updateOn to blur properly', fakeAsync(() => {
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const fixture = initTest(NgModelForm);
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fixture.componentInstance.name = '';
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fixture.componentInstance.options = {updateOn: 'blur'};
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fixture.detectChanges();
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tick();
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const form = fixture.debugElement.children[0].injector.get(NgForm);
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const name = form.control.get('name') as FormControl;
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expect((name as any)._updateOn).toEqual('blur');
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expect(name.updateOn).toEqual('blur');
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}));
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it('should always set value and validity on init', fakeAsync(() => {
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const fixture = initTest(NgModelForm);
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fixture.componentInstance.name = 'Nancy Drew';
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fixture.componentInstance.options = {updateOn: 'blur'};
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fixture.detectChanges();
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tick();
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const input = fixture.debugElement.query(By.css('input')).nativeElement;
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const form = fixture.debugElement.children[0].injector.get(NgForm);
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expect(input.value).toEqual('Nancy Drew', 'Expected initial view value to be set.');
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expect(form.value)
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.toEqual({name: 'Nancy Drew'}, 'Expected initial control value be set.');
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expect(form.valid).toBe(true, 'Expected validation to run on initial value.');
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}));
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it('should always set value programmatically right away', fakeAsync(() => {
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const fixture = initTest(NgModelForm);
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fixture.componentInstance.name = 'Nancy Drew';
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fixture.componentInstance.options = {updateOn: 'blur'};
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fixture.detectChanges();
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tick();
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fixture.componentInstance.name = 'Carson';
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fixture.detectChanges();
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tick();
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const input = fixture.debugElement.query(By.css('input')).nativeElement;
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const form = fixture.debugElement.children[0].injector.get(NgForm);
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expect(input.value)
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.toEqual('Carson', 'Expected view value to update on programmatic change.');
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expect(form.value)
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.toEqual(
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{name: 'Carson'}, 'Expected form value to update on programmatic change.');
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expect(form.valid)
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.toBe(false, 'Expected validation to run immediately on programmatic change.');
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}));
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it('should update value/validity on blur', fakeAsync(() => {
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const fixture = initTest(NgModelForm);
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fixture.componentInstance.name = 'Carson';
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fixture.componentInstance.options = {updateOn: 'blur'};
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fixture.detectChanges();
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tick();
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const input = fixture.debugElement.query(By.css('input')).nativeElement;
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input.value = 'Nancy Drew';
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dispatchEvent(input, 'input');
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fixture.detectChanges();
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tick();
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const form = fixture.debugElement.children[0].injector.get(NgForm);
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expect(fixture.componentInstance.name)
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.toEqual('Carson', 'Expected value not to update on input.');
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expect(form.valid).toBe(false, 'Expected validation not to run on input.');
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dispatchEvent(input, 'blur');
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fixture.detectChanges();
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expect(fixture.componentInstance.name)
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.toEqual('Nancy Drew', 'Expected value to update on blur.');
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expect(form.valid).toBe(true, 'Expected validation to run on blur.');
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}));
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it('should wait for second blur to update value/validity again', fakeAsync(() => {
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const fixture = initTest(NgModelForm);
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fixture.componentInstance.name = 'Carson';
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fixture.componentInstance.options = {updateOn: 'blur'};
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fixture.detectChanges();
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tick();
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const input = fixture.debugElement.query(By.css('input')).nativeElement;
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input.value = 'Nancy Drew';
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dispatchEvent(input, 'input');
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fixture.detectChanges();
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dispatchEvent(input, 'blur');
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fixture.detectChanges();
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input.value = 'Carson';
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dispatchEvent(input, 'input');
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fixture.detectChanges();
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tick();
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const form = fixture.debugElement.children[0].injector.get(NgForm);
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expect(fixture.componentInstance.name)
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.toEqual('Nancy Drew', 'Expected value not to update until another blur.');
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expect(form.valid).toBe(true, 'Expected validation not to run until another blur.');
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dispatchEvent(input, 'blur');
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fixture.detectChanges();
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expect(fixture.componentInstance.name)
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.toEqual('Carson', 'Expected value to update on second blur.');
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expect(form.valid).toBe(false, 'Expected validation to run on second blur.');
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}));
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it('should not update dirtiness until blur', fakeAsync(() => {
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const fixture = initTest(NgModelForm);
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fixture.componentInstance.name = '';
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fixture.componentInstance.options = {updateOn: 'blur'};
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fixture.detectChanges();
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tick();
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const input = fixture.debugElement.query(By.css('input')).nativeElement;
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input.value = 'Nancy Drew';
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dispatchEvent(input, 'input');
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fixture.detectChanges();
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tick();
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const form = fixture.debugElement.children[0].injector.get(NgForm);
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expect(form.dirty).toBe(false, 'Expected dirtiness not to update on input.');
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dispatchEvent(input, 'blur');
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fixture.detectChanges();
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expect(form.dirty).toBe(true, 'Expected dirtiness to update on blur.');
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}));
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it('should not update touched until blur', fakeAsync(() => {
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const fixture = initTest(NgModelForm);
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fixture.componentInstance.name = '';
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fixture.componentInstance.options = {updateOn: 'blur'};
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fixture.detectChanges();
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tick();
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const input = fixture.debugElement.query(By.css('input')).nativeElement;
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input.value = 'Nancy Drew';
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dispatchEvent(input, 'input');
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fixture.detectChanges();
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tick();
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const form = fixture.debugElement.children[0].injector.get(NgForm);
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expect(form.touched).toBe(false, 'Expected touched not to update on input.');
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dispatchEvent(input, 'blur');
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fixture.detectChanges();
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expect(form.touched).toBe(true, 'Expected touched to update on blur.');
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}));
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it('should not emit valueChanges or statusChanges until blur', fakeAsync(() => {
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const fixture = initTest(NgModelForm);
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fixture.componentInstance.name = '';
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fixture.componentInstance.options = {updateOn: 'blur'};
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fixture.detectChanges();
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tick();
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const values: string[] = [];
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const form = fixture.debugElement.children[0].injector.get(NgForm);
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const sub = merge(form.valueChanges !, form.statusChanges !)
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.subscribe(val => values.push(val));
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const input = fixture.debugElement.query(By.css('input')).nativeElement;
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input.value = 'Nancy Drew';
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dispatchEvent(input, 'input');
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fixture.detectChanges();
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tick();
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expect(values).toEqual([], 'Expected no valueChanges or statusChanges on input.');
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dispatchEvent(input, 'blur');
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fixture.detectChanges();
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expect(values).toEqual(
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[{name: 'Nancy Drew'}, 'VALID'],
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'Expected valueChanges and statusChanges on blur.');
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sub.unsubscribe();
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}));
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it('should not fire ngModelChange event on blur unless value has changed', fakeAsync(() => {
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const fixture = initTest(NgModelChangesForm);
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fixture.componentInstance.name = 'Carson';
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|
fixture.componentInstance.options = {updateOn: 'blur'};
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
expect(fixture.componentInstance.events)
|
|
.toEqual([], 'Expected ngModelChanges not to fire.');
|
|
|
|
const input = fixture.debugElement.query(By.css('input')).nativeElement;
|
|
dispatchEvent(input, 'blur');
|
|
fixture.detectChanges();
|
|
|
|
expect(fixture.componentInstance.events)
|
|
.toEqual([], 'Expected ngModelChanges not to fire if value unchanged.');
|
|
|
|
input.value = 'Carson';
|
|
dispatchEvent(input, 'input');
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
expect(fixture.componentInstance.events)
|
|
.toEqual([], 'Expected ngModelChanges not to fire on input.');
|
|
|
|
dispatchEvent(input, 'blur');
|
|
fixture.detectChanges();
|
|
|
|
expect(fixture.componentInstance.events)
|
|
.toEqual(
|
|
['fired'], 'Expected ngModelChanges to fire once blurred if value changed.');
|
|
|
|
dispatchEvent(input, 'blur');
|
|
fixture.detectChanges();
|
|
|
|
expect(fixture.componentInstance.events)
|
|
.toEqual(
|
|
['fired'],
|
|
'Expected ngModelChanges not to fire again on blur unless value changed.');
|
|
|
|
input.value = 'Bess';
|
|
dispatchEvent(input, 'input');
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
expect(fixture.componentInstance.events)
|
|
.toEqual(['fired'], 'Expected ngModelChanges not to fire on input after blur.');
|
|
|
|
dispatchEvent(input, 'blur');
|
|
fixture.detectChanges();
|
|
|
|
expect(fixture.componentInstance.events)
|
|
.toEqual(
|
|
['fired', 'fired'],
|
|
'Expected ngModelChanges to fire again on blur if value changed.');
|
|
|
|
}));
|
|
|
|
});
|
|
|
|
describe('submit', () => {
|
|
|
|
it('should set control updateOn to submit properly', fakeAsync(() => {
|
|
const fixture = initTest(NgModelForm);
|
|
fixture.componentInstance.name = '';
|
|
fixture.componentInstance.options = {updateOn: 'submit'};
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
const form = fixture.debugElement.children[0].injector.get(NgForm);
|
|
const name = form.control.get('name') as FormControl;
|
|
expect((name as any)._updateOn).toEqual('submit');
|
|
expect(name.updateOn).toEqual('submit');
|
|
}));
|
|
|
|
it('should always set value and validity on init', fakeAsync(() => {
|
|
const fixture = initTest(NgModelForm);
|
|
fixture.componentInstance.name = 'Nancy Drew';
|
|
fixture.componentInstance.options = {updateOn: 'submit'};
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
const input = fixture.debugElement.query(By.css('input')).nativeElement;
|
|
const form = fixture.debugElement.children[0].injector.get(NgForm);
|
|
expect(input.value).toEqual('Nancy Drew', 'Expected initial view value to be set.');
|
|
expect(form.value)
|
|
.toEqual({name: 'Nancy Drew'}, 'Expected initial control value be set.');
|
|
expect(form.valid).toBe(true, 'Expected validation to run on initial value.');
|
|
}));
|
|
|
|
it('should always set value programmatically right away', fakeAsync(() => {
|
|
const fixture = initTest(NgModelForm);
|
|
fixture.componentInstance.name = 'Nancy Drew';
|
|
fixture.componentInstance.options = {updateOn: 'submit'};
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
fixture.componentInstance.name = 'Carson';
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
const input = fixture.debugElement.query(By.css('input')).nativeElement;
|
|
const form = fixture.debugElement.children[0].injector.get(NgForm);
|
|
expect(input.value)
|
|
.toEqual('Carson', 'Expected view value to update on programmatic change.');
|
|
expect(form.value)
|
|
.toEqual(
|
|
{name: 'Carson'}, 'Expected form value to update on programmatic change.');
|
|
expect(form.valid)
|
|
.toBe(false, 'Expected validation to run immediately on programmatic change.');
|
|
}));
|
|
|
|
|
|
it('should update on submit', fakeAsync(() => {
|
|
const fixture = initTest(NgModelForm);
|
|
fixture.componentInstance.name = 'Carson';
|
|
fixture.componentInstance.options = {updateOn: 'submit'};
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
const input = fixture.debugElement.query(By.css('input')).nativeElement;
|
|
input.value = 'Nancy Drew';
|
|
dispatchEvent(input, 'input');
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
const form = fixture.debugElement.children[0].injector.get(NgForm);
|
|
expect(fixture.componentInstance.name)
|
|
.toEqual('Carson', 'Expected value not to update on input.');
|
|
expect(form.valid).toBe(false, 'Expected validation not to run on input.');
|
|
|
|
dispatchEvent(input, 'blur');
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
expect(fixture.componentInstance.name)
|
|
.toEqual('Carson', 'Expected value not to update on blur.');
|
|
expect(form.valid).toBe(false, 'Expected validation not to run on blur.');
|
|
|
|
const formEl = fixture.debugElement.query(By.css('form')).nativeElement;
|
|
dispatchEvent(formEl, 'submit');
|
|
fixture.detectChanges();
|
|
|
|
expect(fixture.componentInstance.name)
|
|
.toEqual('Nancy Drew', 'Expected value to update on submit.');
|
|
expect(form.valid).toBe(true, 'Expected validation to run on submit.');
|
|
}));
|
|
|
|
it('should wait until second submit to update again', fakeAsync(() => {
|
|
const fixture = initTest(NgModelForm);
|
|
fixture.componentInstance.name = 'Carson';
|
|
fixture.componentInstance.options = {updateOn: 'submit'};
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
const input = fixture.debugElement.query(By.css('input')).nativeElement;
|
|
input.value = 'Nancy Drew';
|
|
dispatchEvent(input, 'input');
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
const formEl = fixture.debugElement.query(By.css('form')).nativeElement;
|
|
dispatchEvent(formEl, 'submit');
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
input.value = 'Carson';
|
|
dispatchEvent(input, 'input');
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
const form = fixture.debugElement.children[0].injector.get(NgForm);
|
|
expect(fixture.componentInstance.name)
|
|
.toEqual('Nancy Drew', 'Expected value not to update until second submit.');
|
|
expect(form.valid).toBe(true, 'Expected validation not to run until second submit.');
|
|
|
|
dispatchEvent(formEl, 'submit');
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
expect(fixture.componentInstance.name)
|
|
.toEqual('Carson', 'Expected value to update on second submit.');
|
|
expect(form.valid).toBe(false, 'Expected validation to run on second submit.');
|
|
}));
|
|
|
|
it('should not run validation for onChange controls on submit', fakeAsync(() => {
|
|
const validatorSpy = jasmine.createSpy('validator');
|
|
const groupValidatorSpy = jasmine.createSpy('groupValidatorSpy');
|
|
|
|
const fixture = initTest(NgModelGroupForm);
|
|
fixture.componentInstance.options = {updateOn: 'submit'};
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
const form = fixture.debugElement.children[0].injector.get(NgForm);
|
|
form.control.get('name') !.setValidators(groupValidatorSpy);
|
|
form.control.get('name.last') !.setValidators(validatorSpy);
|
|
|
|
const formEl = fixture.debugElement.query(By.css('form')).nativeElement;
|
|
dispatchEvent(formEl, 'submit');
|
|
fixture.detectChanges();
|
|
|
|
expect(validatorSpy).not.toHaveBeenCalled();
|
|
expect(groupValidatorSpy).not.toHaveBeenCalled();
|
|
}));
|
|
|
|
it('should not update dirtiness until submit', fakeAsync(() => {
|
|
const fixture = initTest(NgModelForm);
|
|
fixture.componentInstance.name = '';
|
|
fixture.componentInstance.options = {updateOn: 'submit'};
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
const input = fixture.debugElement.query(By.css('input')).nativeElement;
|
|
input.value = 'Nancy Drew';
|
|
dispatchEvent(input, 'input');
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
const form = fixture.debugElement.children[0].injector.get(NgForm);
|
|
expect(form.dirty).toBe(false, 'Expected dirtiness not to update on input.');
|
|
|
|
dispatchEvent(input, 'blur');
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
expect(form.dirty).toBe(false, 'Expected dirtiness not to update on blur.');
|
|
|
|
const formEl = fixture.debugElement.query(By.css('form')).nativeElement;
|
|
dispatchEvent(formEl, 'submit');
|
|
fixture.detectChanges();
|
|
|
|
expect(form.dirty).toBe(true, 'Expected dirtiness to update on submit.');
|
|
}));
|
|
|
|
it('should not update touched until submit', fakeAsync(() => {
|
|
const fixture = initTest(NgModelForm);
|
|
fixture.componentInstance.name = '';
|
|
fixture.componentInstance.options = {updateOn: 'submit'};
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
const input = fixture.debugElement.query(By.css('input')).nativeElement;
|
|
input.value = 'Nancy Drew';
|
|
dispatchEvent(input, 'input');
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
dispatchEvent(input, 'blur');
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
const form = fixture.debugElement.children[0].injector.get(NgForm);
|
|
expect(form.touched).toBe(false, 'Expected touched not to update on blur.');
|
|
|
|
const formEl = fixture.debugElement.query(By.css('form')).nativeElement;
|
|
dispatchEvent(formEl, 'submit');
|
|
fixture.detectChanges();
|
|
|
|
expect(form.touched).toBe(true, 'Expected touched to update on submit.');
|
|
}));
|
|
|
|
it('should reset properly', fakeAsync(() => {
|
|
const fixture = initTest(NgModelForm);
|
|
fixture.componentInstance.name = 'Nancy';
|
|
fixture.componentInstance.options = {updateOn: 'submit'};
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
const input = fixture.debugElement.query(By.css('input')).nativeElement;
|
|
input.value = 'Nancy Drew';
|
|
dispatchEvent(input, 'input');
|
|
fixture.detectChanges();
|
|
|
|
dispatchEvent(input, 'blur');
|
|
fixture.detectChanges();
|
|
|
|
const form = fixture.debugElement.children[0].injector.get(NgForm);
|
|
form.resetForm();
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
expect(input.value).toEqual('', 'Expected view value to reset.');
|
|
expect(form.value).toEqual({name: null}, 'Expected form value to reset.');
|
|
expect(fixture.componentInstance.name)
|
|
.toEqual(null, 'Expected ngModel value to reset.');
|
|
expect(form.dirty).toBe(false, 'Expected dirty to stay false on reset.');
|
|
expect(form.touched).toBe(false, 'Expected touched to stay false on reset.');
|
|
|
|
const formEl = fixture.debugElement.query(By.css('form')).nativeElement;
|
|
dispatchEvent(formEl, 'submit');
|
|
fixture.detectChanges();
|
|
|
|
expect(form.value)
|
|
.toEqual({name: null}, 'Expected form value to stay empty on submit');
|
|
expect(fixture.componentInstance.name)
|
|
.toEqual(null, 'Expected ngModel value to stay empty on submit.');
|
|
expect(form.dirty).toBe(false, 'Expected dirty to stay false on submit.');
|
|
expect(form.touched).toBe(false, 'Expected touched to stay false on submit.');
|
|
}));
|
|
|
|
it('should not emit valueChanges or statusChanges until submit', fakeAsync(() => {
|
|
const fixture = initTest(NgModelForm);
|
|
fixture.componentInstance.name = '';
|
|
fixture.componentInstance.options = {updateOn: 'submit'};
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
const values: string[] = [];
|
|
const form = fixture.debugElement.children[0].injector.get(NgForm);
|
|
|
|
const sub = merge(form.valueChanges !, form.statusChanges !)
|
|
.subscribe(val => values.push(val));
|
|
|
|
const input = fixture.debugElement.query(By.css('input')).nativeElement;
|
|
input.value = 'Nancy Drew';
|
|
dispatchEvent(input, 'input');
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
expect(values).toEqual([], 'Expected no valueChanges or statusChanges on input.');
|
|
|
|
dispatchEvent(input, 'blur');
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
expect(values).toEqual([], 'Expected no valueChanges or statusChanges on blur.');
|
|
|
|
const formEl = fixture.debugElement.query(By.css('form')).nativeElement;
|
|
dispatchEvent(formEl, 'submit');
|
|
fixture.detectChanges();
|
|
|
|
expect(values).toEqual(
|
|
[{name: 'Nancy Drew'}, 'VALID'],
|
|
'Expected valueChanges and statusChanges on submit.');
|
|
sub.unsubscribe();
|
|
}));
|
|
|
|
it('should not fire ngModelChange event on submit unless value has changed',
|
|
fakeAsync(() => {
|
|
const fixture = initTest(NgModelChangesForm);
|
|
fixture.componentInstance.name = 'Carson';
|
|
fixture.componentInstance.options = {updateOn: 'submit'};
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
const formEl = fixture.debugElement.query(By.css('form')).nativeElement;
|
|
dispatchEvent(formEl, 'submit');
|
|
fixture.detectChanges();
|
|
|
|
expect(fixture.componentInstance.events)
|
|
.toEqual([], 'Expected ngModelChanges not to fire if value unchanged.');
|
|
|
|
const input = fixture.debugElement.query(By.css('input')).nativeElement;
|
|
input.value = 'Carson';
|
|
dispatchEvent(input, 'input');
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
expect(fixture.componentInstance.events)
|
|
.toEqual([], 'Expected ngModelChanges not to fire on input.');
|
|
|
|
dispatchEvent(formEl, 'submit');
|
|
fixture.detectChanges();
|
|
|
|
expect(fixture.componentInstance.events)
|
|
.toEqual(
|
|
['fired'], 'Expected ngModelChanges to fire once submitted if value changed.');
|
|
|
|
dispatchEvent(formEl, 'submit');
|
|
fixture.detectChanges();
|
|
|
|
expect(fixture.componentInstance.events)
|
|
.toEqual(
|
|
['fired'],
|
|
'Expected ngModelChanges not to fire again on submit unless value changed.');
|
|
|
|
input.value = 'Bess';
|
|
dispatchEvent(input, 'input');
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
expect(fixture.componentInstance.events)
|
|
.toEqual(['fired'], 'Expected ngModelChanges not to fire on input after submit.');
|
|
|
|
dispatchEvent(formEl, 'submit');
|
|
fixture.detectChanges();
|
|
|
|
expect(fixture.componentInstance.events)
|
|
.toEqual(
|
|
['fired', 'fired'],
|
|
'Expected ngModelChanges to fire again on submit if value changed.');
|
|
}));
|
|
|
|
});
|
|
|
|
describe('ngFormOptions', () => {
|
|
|
|
it('should use ngFormOptions value when ngModelOptions are not set', fakeAsync(() => {
|
|
const fixture = initTest(NgModelOptionsStandalone);
|
|
fixture.componentInstance.options = {name: 'two'};
|
|
fixture.componentInstance.formOptions = {updateOn: 'blur'};
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
const form = fixture.debugElement.children[0].injector.get(NgForm);
|
|
const controlOne = form.control.get('one') !as FormControl;
|
|
expect((controlOne as any)._updateOn).toBeUndefined();
|
|
expect(controlOne.updateOn)
|
|
.toEqual('blur', 'Expected first control to inherit updateOn from parent form.');
|
|
|
|
const controlTwo = form.control.get('two') !as FormControl;
|
|
expect((controlTwo as any)._updateOn).toBeUndefined();
|
|
expect(controlTwo.updateOn)
|
|
.toEqual('blur', 'Expected last control to inherit updateOn from parent form.');
|
|
}));
|
|
|
|
it('should actually update using ngFormOptions value', fakeAsync(() => {
|
|
const fixture = initTest(NgModelOptionsStandalone);
|
|
fixture.componentInstance.one = '';
|
|
fixture.componentInstance.formOptions = {updateOn: 'blur'};
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
const input = fixture.debugElement.query(By.css('input')).nativeElement;
|
|
input.value = 'Nancy Drew';
|
|
dispatchEvent(input, 'input');
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
const form = fixture.debugElement.children[0].injector.get(NgForm);
|
|
expect(form.value).toEqual({one: ''}, 'Expected value not to update on input.');
|
|
|
|
dispatchEvent(input, 'blur');
|
|
fixture.detectChanges();
|
|
|
|
expect(form.value).toEqual({one: 'Nancy Drew'}, 'Expected value to update on blur.');
|
|
}));
|
|
|
|
it('should allow ngModelOptions updateOn to override ngFormOptions', fakeAsync(() => {
|
|
const fixture = initTest(NgModelOptionsStandalone);
|
|
fixture.componentInstance.options = {updateOn: 'blur', name: 'two'};
|
|
fixture.componentInstance.formOptions = {updateOn: 'change'};
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
const form = fixture.debugElement.children[0].injector.get(NgForm);
|
|
const controlOne = form.control.get('one') !as FormControl;
|
|
expect((controlOne as any)._updateOn).toBeUndefined();
|
|
expect(controlOne.updateOn)
|
|
.toEqual('change', 'Expected control updateOn to inherit form updateOn.');
|
|
|
|
const controlTwo = form.control.get('two') !as FormControl;
|
|
expect((controlTwo as any)._updateOn)
|
|
.toEqual('blur', 'Expected control to set blur override.');
|
|
expect(controlTwo.updateOn)
|
|
.toEqual('blur', 'Expected control updateOn to override form updateOn.');
|
|
}));
|
|
|
|
it('should update using ngModelOptions override', fakeAsync(() => {
|
|
const fixture = initTest(NgModelOptionsStandalone);
|
|
fixture.componentInstance.one = '';
|
|
fixture.componentInstance.two = '';
|
|
fixture.componentInstance.options = {updateOn: 'blur', name: 'two'};
|
|
fixture.componentInstance.formOptions = {updateOn: 'change'};
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
const [inputOne, inputTwo] = fixture.debugElement.queryAll(By.css('input'));
|
|
inputOne.nativeElement.value = 'Nancy Drew';
|
|
dispatchEvent(inputOne.nativeElement, 'input');
|
|
fixture.detectChanges();
|
|
|
|
const form = fixture.debugElement.children[0].injector.get(NgForm);
|
|
expect(form.value)
|
|
.toEqual({one: 'Nancy Drew', two: ''}, 'Expected first value to update on input.');
|
|
|
|
inputTwo.nativeElement.value = 'Carson Drew';
|
|
dispatchEvent(inputTwo.nativeElement, 'input');
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
expect(form.value)
|
|
.toEqual(
|
|
{one: 'Nancy Drew', two: ''}, 'Expected second value not to update on input.');
|
|
|
|
dispatchEvent(inputTwo.nativeElement, 'blur');
|
|
fixture.detectChanges();
|
|
|
|
expect(form.value)
|
|
.toEqual(
|
|
{one: 'Nancy Drew', two: 'Carson Drew'},
|
|
'Expected second value to update on blur.');
|
|
}));
|
|
|
|
it('should not use ngFormOptions for standalone ngModels', fakeAsync(() => {
|
|
const fixture = initTest(NgModelOptionsStandalone);
|
|
fixture.componentInstance.two = '';
|
|
fixture.componentInstance.options = {standalone: true};
|
|
fixture.componentInstance.formOptions = {updateOn: 'blur'};
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
const inputTwo = fixture.debugElement.queryAll(By.css('input'))[1].nativeElement;
|
|
inputTwo.value = 'Nancy Drew';
|
|
dispatchEvent(inputTwo, 'input');
|
|
fixture.detectChanges();
|
|
|
|
expect(fixture.componentInstance.two)
|
|
.toEqual('Nancy Drew', 'Expected standalone ngModel not to inherit blur update.');
|
|
}));
|
|
|
|
});
|
|
|
|
});
|
|
|
|
describe('submit and reset events', () => {
|
|
it('should emit ngSubmit event with the original submit event on submit', fakeAsync(() => {
|
|
const fixture = initTest(NgModelForm);
|
|
fixture.componentInstance.event = null !;
|
|
|
|
const form = fixture.debugElement.query(By.css('form'));
|
|
dispatchEvent(form.nativeElement, 'submit');
|
|
tick();
|
|
|
|
expect(fixture.componentInstance.event.type).toEqual('submit');
|
|
}));
|
|
|
|
it('should mark NgForm as submitted on submit event', fakeAsync(() => {
|
|
const fixture = initTest(NgModelForm);
|
|
|
|
tick();
|
|
const form = fixture.debugElement.children[0].injector.get(NgForm);
|
|
expect(form.submitted).toBe(false);
|
|
|
|
const formEl = fixture.debugElement.query(By.css('form')).nativeElement;
|
|
dispatchEvent(formEl, 'submit');
|
|
tick();
|
|
|
|
expect(form.submitted).toBe(true);
|
|
}));
|
|
|
|
it('should reset the form to empty when reset event is fired', fakeAsync(() => {
|
|
const fixture = initTest(NgModelForm);
|
|
fixture.componentInstance.name = 'should be cleared';
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
const form = fixture.debugElement.children[0].injector.get(NgForm);
|
|
const formEl = fixture.debugElement.query(By.css('form'));
|
|
const input = fixture.debugElement.query(By.css('input'));
|
|
|
|
expect(input.nativeElement.value).toBe('should be cleared'); // view value
|
|
expect(fixture.componentInstance.name).toBe('should be cleared'); // ngModel value
|
|
expect(form.value.name).toEqual('should be cleared'); // control value
|
|
|
|
dispatchEvent(formEl.nativeElement, 'reset');
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
expect(input.nativeElement.value).toBe(''); // view value
|
|
expect(fixture.componentInstance.name).toBe(null); // ngModel value
|
|
expect(form.value.name).toEqual(null); // control value
|
|
}));
|
|
|
|
it('should reset the form submit state when reset button is clicked', fakeAsync(() => {
|
|
const fixture = initTest(NgModelForm);
|
|
const form = fixture.debugElement.children[0].injector.get(NgForm);
|
|
const formEl = fixture.debugElement.query(By.css('form'));
|
|
|
|
dispatchEvent(formEl.nativeElement, 'submit');
|
|
fixture.detectChanges();
|
|
tick();
|
|
expect(form.submitted).toBe(true);
|
|
|
|
dispatchEvent(formEl.nativeElement, 'reset');
|
|
fixture.detectChanges();
|
|
tick();
|
|
expect(form.submitted).toBe(false);
|
|
}));
|
|
});
|
|
|
|
describe('valueChange and statusChange events', () => {
|
|
it('should emit valueChanges and statusChanges on init', fakeAsync(() => {
|
|
const fixture = initTest(NgModelForm);
|
|
const form = fixture.debugElement.children[0].injector.get(NgForm);
|
|
fixture.componentInstance.name = 'aa';
|
|
fixture.detectChanges();
|
|
|
|
expect(form.valid).toEqual(true);
|
|
expect(form.value).toEqual({});
|
|
|
|
let formValidity: string = undefined !;
|
|
let formValue: Object = undefined !;
|
|
|
|
form.statusChanges !.subscribe((status: string) => formValidity = status);
|
|
form.valueChanges !.subscribe((value: string) => formValue = value);
|
|
|
|
tick();
|
|
|
|
expect(formValidity).toEqual('INVALID');
|
|
expect(formValue).toEqual({name: 'aa'});
|
|
}));
|
|
|
|
it('should mark controls dirty before emitting the value change event', fakeAsync(() => {
|
|
const fixture = initTest(NgModelForm);
|
|
const form = fixture.debugElement.children[0].injector.get(NgForm).form;
|
|
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
form.get('name') !.valueChanges.subscribe(
|
|
() => { expect(form.get('name') !.dirty).toBe(true); });
|
|
|
|
const inputEl = fixture.debugElement.query(By.css('input')).nativeElement;
|
|
inputEl.value = 'newValue';
|
|
|
|
dispatchEvent(inputEl, 'input');
|
|
}));
|
|
|
|
it('should mark controls pristine before emitting the value change event when resetting ',
|
|
fakeAsync(() => {
|
|
const fixture = initTest(NgModelForm);
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
const form = fixture.debugElement.children[0].injector.get(NgForm).form;
|
|
const formEl = fixture.debugElement.query(By.css('form')).nativeElement;
|
|
const inputEl = fixture.debugElement.query(By.css('input')).nativeElement;
|
|
|
|
inputEl.value = 'newValue';
|
|
dispatchEvent(inputEl, 'input');
|
|
|
|
expect(form.get('name') !.pristine).toBe(false);
|
|
|
|
form.get('name') !.valueChanges.subscribe(
|
|
() => { expect(form.get('name') !.pristine).toBe(true); });
|
|
|
|
dispatchEvent(formEl, 'reset');
|
|
}));
|
|
});
|
|
|
|
describe('disabled controls', () => {
|
|
it('should not consider disabled controls in value or validation', fakeAsync(() => {
|
|
const fixture = initTest(NgModelGroupForm);
|
|
fixture.componentInstance.isDisabled = false;
|
|
fixture.componentInstance.first = '';
|
|
fixture.componentInstance.last = 'Drew';
|
|
fixture.componentInstance.email = 'some email';
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
const form = fixture.debugElement.children[0].injector.get(NgForm);
|
|
expect(form.value).toEqual({name: {first: '', last: 'Drew'}, email: 'some email'});
|
|
expect(form.valid).toBe(false);
|
|
expect(form.control.get('name.first') !.disabled).toBe(false);
|
|
|
|
fixture.componentInstance.isDisabled = true;
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
expect(form.value).toEqual({name: {last: 'Drew'}, email: 'some email'});
|
|
expect(form.valid).toBe(true);
|
|
expect(form.control.get('name.first') !.disabled).toBe(true);
|
|
}));
|
|
|
|
it('should add disabled attribute in the UI if disable() is called programmatically',
|
|
fakeAsync(() => {
|
|
const fixture = initTest(NgModelGroupForm);
|
|
fixture.componentInstance.isDisabled = false;
|
|
fixture.componentInstance.first = 'Nancy';
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
const form = fixture.debugElement.children[0].injector.get(NgForm);
|
|
form.control.get('name.first') !.disable();
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
const input = fixture.debugElement.query(By.css(`[name="first"]`));
|
|
expect(input.nativeElement.disabled).toBe(true);
|
|
}));
|
|
|
|
it('should disable a custom control if disabled attr is added', async(() => {
|
|
const fixture = initTest(NgModelCustomWrapper, NgModelCustomComp);
|
|
fixture.componentInstance.name = 'Nancy';
|
|
fixture.componentInstance.isDisabled = true;
|
|
fixture.detectChanges();
|
|
fixture.whenStable().then(() => {
|
|
fixture.detectChanges();
|
|
fixture.whenStable().then(() => {
|
|
const form = fixture.debugElement.children[0].injector.get(NgForm);
|
|
expect(form.control.get('name') !.disabled).toBe(true);
|
|
|
|
const customInput = fixture.debugElement.query(By.css('[name="custom"]'));
|
|
expect(customInput.nativeElement.disabled).toEqual(true);
|
|
});
|
|
});
|
|
}));
|
|
|
|
it('should disable a control with unbound disabled attr', fakeAsync(() => {
|
|
TestBed.overrideComponent(NgModelForm, {
|
|
set: {
|
|
template: `
|
|
<form>
|
|
<input name="name" [(ngModel)]="name" disabled>
|
|
</form>
|
|
`,
|
|
}
|
|
});
|
|
const fixture = initTest(NgModelForm);
|
|
fixture.detectChanges();
|
|
tick();
|
|
const form = fixture.debugElement.children[0].injector.get(NgForm);
|
|
expect(form.control.get('name') !.disabled).toBe(true);
|
|
|
|
const input = fixture.debugElement.query(By.css('input'));
|
|
expect(input.nativeElement.disabled).toEqual(true);
|
|
|
|
form.control.enable();
|
|
fixture.detectChanges();
|
|
tick();
|
|
expect(input.nativeElement.disabled).toEqual(false);
|
|
}));
|
|
|
|
});
|
|
|
|
describe('validation directives', () => {
|
|
|
|
it('required validator should validate checkbox', fakeAsync(() => {
|
|
const fixture = initTest(NgModelCheckboxRequiredValidator);
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
const control =
|
|
fixture.debugElement.children[0].injector.get(NgForm).control.get('checkbox') !;
|
|
|
|
const input = fixture.debugElement.query(By.css('input'));
|
|
expect(input.nativeElement.checked).toBe(false);
|
|
expect(control.hasError('required')).toBe(false);
|
|
|
|
fixture.componentInstance.required = true;
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
expect(input.nativeElement.checked).toBe(false);
|
|
expect(control.hasError('required')).toBe(true);
|
|
|
|
input.nativeElement.checked = true;
|
|
dispatchEvent(input.nativeElement, 'change');
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
expect(input.nativeElement.checked).toBe(true);
|
|
expect(control.hasError('required')).toBe(false);
|
|
|
|
input.nativeElement.checked = false;
|
|
dispatchEvent(input.nativeElement, 'change');
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
expect(input.nativeElement.checked).toBe(false);
|
|
expect(control.hasError('required')).toBe(true);
|
|
}));
|
|
|
|
it('should validate email', fakeAsync(() => {
|
|
const fixture = initTest(NgModelEmailValidator);
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
const control =
|
|
fixture.debugElement.children[0].injector.get(NgForm).control.get('email') !;
|
|
|
|
const input = fixture.debugElement.query(By.css('input'));
|
|
expect(control.hasError('email')).toBe(false);
|
|
|
|
fixture.componentInstance.validatorEnabled = true;
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
expect(input.nativeElement.value).toEqual('');
|
|
expect(control.hasError('email')).toBe(false);
|
|
|
|
input.nativeElement.value = '@';
|
|
dispatchEvent(input.nativeElement, 'input');
|
|
tick();
|
|
|
|
expect(input.nativeElement.value).toEqual('@');
|
|
expect(control.hasError('email')).toBe(true);
|
|
|
|
input.nativeElement.value = 'test@gmail.com';
|
|
dispatchEvent(input.nativeElement, 'input');
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
expect(input.nativeElement.value).toEqual('test@gmail.com');
|
|
expect(control.hasError('email')).toBe(false);
|
|
|
|
input.nativeElement.value = 'text';
|
|
dispatchEvent(input.nativeElement, 'input');
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
expect(input.nativeElement.value).toEqual('text');
|
|
expect(control.hasError('email')).toBe(true);
|
|
}));
|
|
|
|
it('should support dir validators using bindings', fakeAsync(() => {
|
|
const fixture = initTest(NgModelValidationBindings);
|
|
fixture.componentInstance.required = true;
|
|
fixture.componentInstance.minLen = 3;
|
|
fixture.componentInstance.maxLen = 3;
|
|
fixture.componentInstance.pattern = '.{3,}';
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
const required = fixture.debugElement.query(By.css('[name=required]'));
|
|
const minLength = fixture.debugElement.query(By.css('[name=minlength]'));
|
|
const maxLength = fixture.debugElement.query(By.css('[name=maxlength]'));
|
|
const pattern = fixture.debugElement.query(By.css('[name=pattern]'));
|
|
|
|
required.nativeElement.value = '';
|
|
minLength.nativeElement.value = '1';
|
|
maxLength.nativeElement.value = '1234';
|
|
pattern.nativeElement.value = '12';
|
|
|
|
dispatchEvent(required.nativeElement, 'input');
|
|
dispatchEvent(minLength.nativeElement, 'input');
|
|
dispatchEvent(maxLength.nativeElement, 'input');
|
|
dispatchEvent(pattern.nativeElement, 'input');
|
|
fixture.detectChanges();
|
|
|
|
const form = fixture.debugElement.children[0].injector.get(NgForm);
|
|
expect(form.control.hasError('required', ['required'])).toEqual(true);
|
|
expect(form.control.hasError('minlength', ['minlength'])).toEqual(true);
|
|
expect(form.control.hasError('maxlength', ['maxlength'])).toEqual(true);
|
|
expect(form.control.hasError('pattern', ['pattern'])).toEqual(true);
|
|
|
|
required.nativeElement.value = '1';
|
|
minLength.nativeElement.value = '123';
|
|
maxLength.nativeElement.value = '123';
|
|
pattern.nativeElement.value = '123';
|
|
|
|
dispatchEvent(required.nativeElement, 'input');
|
|
dispatchEvent(minLength.nativeElement, 'input');
|
|
dispatchEvent(maxLength.nativeElement, 'input');
|
|
dispatchEvent(pattern.nativeElement, 'input');
|
|
|
|
expect(form.valid).toEqual(true);
|
|
}));
|
|
|
|
it('should support optional fields with string pattern validator', fakeAsync(() => {
|
|
const fixture = initTest(NgModelMultipleValidators);
|
|
fixture.componentInstance.required = false;
|
|
fixture.componentInstance.pattern = '[a-z]+';
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
const form = fixture.debugElement.children[0].injector.get(NgForm);
|
|
const input = fixture.debugElement.query(By.css('input'));
|
|
|
|
input.nativeElement.value = '';
|
|
dispatchEvent(input.nativeElement, 'input');
|
|
fixture.detectChanges();
|
|
expect(form.valid).toBeTruthy();
|
|
|
|
input.nativeElement.value = '1';
|
|
dispatchEvent(input.nativeElement, 'input');
|
|
fixture.detectChanges();
|
|
expect(form.valid).toBeFalsy();
|
|
expect(form.control.hasError('pattern', ['tovalidate'])).toBeTruthy();
|
|
}));
|
|
|
|
it('should support optional fields with RegExp pattern validator', fakeAsync(() => {
|
|
const fixture = initTest(NgModelMultipleValidators);
|
|
fixture.componentInstance.required = false;
|
|
fixture.componentInstance.pattern = /^[a-z]+$/;
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
const form = fixture.debugElement.children[0].injector.get(NgForm);
|
|
const input = fixture.debugElement.query(By.css('input'));
|
|
|
|
input.nativeElement.value = '';
|
|
dispatchEvent(input.nativeElement, 'input');
|
|
fixture.detectChanges();
|
|
expect(form.valid).toBeTruthy();
|
|
|
|
input.nativeElement.value = '1';
|
|
dispatchEvent(input.nativeElement, 'input');
|
|
fixture.detectChanges();
|
|
expect(form.valid).toBeFalsy();
|
|
expect(form.control.hasError('pattern', ['tovalidate'])).toBeTruthy();
|
|
}));
|
|
|
|
it('should support optional fields with minlength validator', fakeAsync(() => {
|
|
const fixture = initTest(NgModelMultipleValidators);
|
|
fixture.componentInstance.required = false;
|
|
fixture.componentInstance.minLen = 2;
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
const form = fixture.debugElement.children[0].injector.get(NgForm);
|
|
const input = fixture.debugElement.query(By.css('input'));
|
|
|
|
input.nativeElement.value = '';
|
|
dispatchEvent(input.nativeElement, 'input');
|
|
fixture.detectChanges();
|
|
expect(form.valid).toBeTruthy();
|
|
|
|
input.nativeElement.value = '1';
|
|
dispatchEvent(input.nativeElement, 'input');
|
|
fixture.detectChanges();
|
|
expect(form.valid).toBeFalsy();
|
|
expect(form.control.hasError('minlength', ['tovalidate'])).toBeTruthy();
|
|
}));
|
|
|
|
it('changes on bound properties should change the validation state of the form',
|
|
fakeAsync(() => {
|
|
const fixture = initTest(NgModelValidationBindings);
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
const required = fixture.debugElement.query(By.css('[name=required]'));
|
|
const minLength = fixture.debugElement.query(By.css('[name=minlength]'));
|
|
const maxLength = fixture.debugElement.query(By.css('[name=maxlength]'));
|
|
const pattern = fixture.debugElement.query(By.css('[name=pattern]'));
|
|
|
|
required.nativeElement.value = '';
|
|
minLength.nativeElement.value = '1';
|
|
maxLength.nativeElement.value = '1234';
|
|
pattern.nativeElement.value = '12';
|
|
|
|
dispatchEvent(required.nativeElement, 'input');
|
|
dispatchEvent(minLength.nativeElement, 'input');
|
|
dispatchEvent(maxLength.nativeElement, 'input');
|
|
dispatchEvent(pattern.nativeElement, 'input');
|
|
|
|
const form = fixture.debugElement.children[0].injector.get(NgForm);
|
|
expect(form.control.hasError('required', ['required'])).toEqual(false);
|
|
expect(form.control.hasError('minlength', ['minlength'])).toEqual(false);
|
|
expect(form.control.hasError('maxlength', ['maxlength'])).toEqual(false);
|
|
expect(form.control.hasError('pattern', ['pattern'])).toEqual(false);
|
|
expect(form.valid).toEqual(true);
|
|
|
|
fixture.componentInstance.required = true;
|
|
fixture.componentInstance.minLen = 3;
|
|
fixture.componentInstance.maxLen = 3;
|
|
fixture.componentInstance.pattern = '.{3,}';
|
|
fixture.detectChanges();
|
|
|
|
dispatchEvent(required.nativeElement, 'input');
|
|
dispatchEvent(minLength.nativeElement, 'input');
|
|
dispatchEvent(maxLength.nativeElement, 'input');
|
|
dispatchEvent(pattern.nativeElement, 'input');
|
|
|
|
expect(form.control.hasError('required', ['required'])).toEqual(true);
|
|
expect(form.control.hasError('minlength', ['minlength'])).toEqual(true);
|
|
expect(form.control.hasError('maxlength', ['maxlength'])).toEqual(true);
|
|
expect(form.control.hasError('pattern', ['pattern'])).toEqual(true);
|
|
expect(form.valid).toEqual(false);
|
|
|
|
expect(required.nativeElement.getAttribute('required')).toEqual('');
|
|
expect(fixture.componentInstance.minLen.toString())
|
|
.toEqual(minLength.nativeElement.getAttribute('minlength'));
|
|
expect(fixture.componentInstance.maxLen.toString())
|
|
.toEqual(maxLength.nativeElement.getAttribute('maxlength'));
|
|
expect(fixture.componentInstance.pattern.toString())
|
|
.toEqual(pattern.nativeElement.getAttribute('pattern'));
|
|
|
|
fixture.componentInstance.required = false;
|
|
fixture.componentInstance.minLen = null !;
|
|
fixture.componentInstance.maxLen = null !;
|
|
fixture.componentInstance.pattern = null !;
|
|
fixture.detectChanges();
|
|
|
|
expect(form.control.hasError('required', ['required'])).toEqual(false);
|
|
expect(form.control.hasError('minlength', ['minlength'])).toEqual(false);
|
|
expect(form.control.hasError('maxlength', ['maxlength'])).toEqual(false);
|
|
expect(form.control.hasError('pattern', ['pattern'])).toEqual(false);
|
|
expect(form.valid).toEqual(true);
|
|
|
|
expect(required.nativeElement.getAttribute('required')).toEqual(null);
|
|
expect(required.nativeElement.getAttribute('minlength')).toEqual(null);
|
|
expect(required.nativeElement.getAttribute('maxlength')).toEqual(null);
|
|
expect(required.nativeElement.getAttribute('pattern')).toEqual(null);
|
|
}));
|
|
|
|
it('should update control status', fakeAsync(() => {
|
|
const fixture = initTest(NgModelChangeState);
|
|
const inputEl = fixture.debugElement.query(By.css('input'));
|
|
const inputNativeEl = inputEl.nativeElement;
|
|
const onNgModelChange = jasmine.createSpy('onNgModelChange');
|
|
fixture.componentInstance.onNgModelChange = onNgModelChange;
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
expect(onNgModelChange).not.toHaveBeenCalled();
|
|
|
|
inputNativeEl.value = 'updated';
|
|
onNgModelChange.and.callFake((ngModel: NgModel) => {
|
|
expect(ngModel.invalid).toBe(true);
|
|
expect(ngModel.value).toBe('updated');
|
|
});
|
|
dispatchEvent(inputNativeEl, 'input');
|
|
expect(onNgModelChange).toHaveBeenCalled();
|
|
tick();
|
|
|
|
inputNativeEl.value = '333';
|
|
onNgModelChange.and.callFake((ngModel: NgModel) => {
|
|
expect(ngModel.invalid).toBe(false);
|
|
expect(ngModel.value).toBe('333');
|
|
});
|
|
dispatchEvent(inputNativeEl, 'input');
|
|
expect(onNgModelChange).toHaveBeenCalledTimes(2);
|
|
tick();
|
|
}));
|
|
|
|
});
|
|
|
|
describe('IME events', () => {
|
|
it('should determine IME event handling depending on platform by default', fakeAsync(() => {
|
|
const fixture = initTest(StandaloneNgModel);
|
|
const inputEl = fixture.debugElement.query(By.css('input'));
|
|
const inputNativeEl = inputEl.nativeElement;
|
|
fixture.componentInstance.name = 'oldValue';
|
|
fixture.detectChanges();
|
|
tick();
|
|
expect(inputNativeEl.value).toEqual('oldValue');
|
|
|
|
inputEl.triggerEventHandler('compositionstart', null);
|
|
|
|
inputNativeEl.value = 'updatedValue';
|
|
dispatchEvent(inputNativeEl, 'input');
|
|
tick();
|
|
|
|
const isAndroid = /android (\d+)/.test(getDOM().getUserAgent().toLowerCase());
|
|
if (isAndroid) {
|
|
// On Android, values should update immediately
|
|
expect(fixture.componentInstance.name).toEqual('updatedValue');
|
|
} else {
|
|
// On other platforms, values should wait until compositionend
|
|
expect(fixture.componentInstance.name).toEqual('oldValue');
|
|
|
|
inputEl.triggerEventHandler('compositionend', {target: {value: 'updatedValue'}});
|
|
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
expect(fixture.componentInstance.name).toEqual('updatedValue');
|
|
}
|
|
}));
|
|
|
|
it('should hold IME events until compositionend if composition mode', fakeAsync(() => {
|
|
TestBed.overrideComponent(
|
|
StandaloneNgModel,
|
|
{set: {providers: [{provide: COMPOSITION_BUFFER_MODE, useValue: true}]}});
|
|
const fixture = initTest(StandaloneNgModel);
|
|
const inputEl = fixture.debugElement.query(By.css('input'));
|
|
const inputNativeEl = inputEl.nativeElement;
|
|
fixture.componentInstance.name = 'oldValue';
|
|
fixture.detectChanges();
|
|
tick();
|
|
expect(inputNativeEl.value).toEqual('oldValue');
|
|
|
|
inputEl.triggerEventHandler('compositionstart', null);
|
|
|
|
inputNativeEl.value = 'updatedValue';
|
|
dispatchEvent(inputNativeEl, 'input');
|
|
tick();
|
|
|
|
// ngModel should not update when compositionstart
|
|
expect(fixture.componentInstance.name).toEqual('oldValue');
|
|
|
|
inputEl.triggerEventHandler('compositionend', {target: {value: 'updatedValue'}});
|
|
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
// ngModel should update when compositionend
|
|
expect(fixture.componentInstance.name).toEqual('updatedValue');
|
|
}));
|
|
|
|
it('should work normally with composition events if composition mode is off',
|
|
fakeAsync(() => {
|
|
TestBed.overrideComponent(
|
|
StandaloneNgModel,
|
|
{set: {providers: [{provide: COMPOSITION_BUFFER_MODE, useValue: false}]}});
|
|
const fixture = initTest(StandaloneNgModel);
|
|
|
|
const inputEl = fixture.debugElement.query(By.css('input'));
|
|
const inputNativeEl = inputEl.nativeElement;
|
|
fixture.componentInstance.name = 'oldValue';
|
|
fixture.detectChanges();
|
|
tick();
|
|
expect(inputNativeEl.value).toEqual('oldValue');
|
|
|
|
inputEl.triggerEventHandler('compositionstart', null);
|
|
|
|
inputNativeEl.value = 'updatedValue';
|
|
dispatchEvent(inputNativeEl, 'input');
|
|
tick();
|
|
|
|
// ngModel should update normally
|
|
expect(fixture.componentInstance.name).toEqual('updatedValue');
|
|
}));
|
|
|
|
});
|
|
|
|
describe('ngModel corner cases', () => {
|
|
it('should update the view when the model is set back to what used to be in the view',
|
|
fakeAsync(() => {
|
|
const fixture = initTest(StandaloneNgModel);
|
|
fixture.componentInstance.name = '';
|
|
fixture.detectChanges();
|
|
tick();
|
|
|
|
const input = fixture.debugElement.query(By.css('input')).nativeElement;
|
|
input.value = 'aa';
|
|
input.selectionStart = 1;
|
|
dispatchEvent(input, 'input');
|
|
|
|
fixture.detectChanges();
|
|
tick();
|
|
expect(fixture.componentInstance.name).toEqual('aa');
|
|
|
|
// Programmatically update the input value to be "bb".
|
|
fixture.componentInstance.name = 'bb';
|
|
fixture.detectChanges();
|
|
tick();
|
|
expect(input.value).toEqual('bb');
|
|
|
|
// Programatically set it back to "aa".
|
|
fixture.componentInstance.name = 'aa';
|
|
fixture.detectChanges();
|
|
tick();
|
|
expect(input.value).toEqual('aa');
|
|
}));
|
|
|
|
it('should not crash when validity is checked from a binding', fakeAsync(() => {
|
|
const fixture = initTest(NgModelValidBinding);
|
|
tick();
|
|
expect(() => fixture.detectChanges()).not.toThrowError();
|
|
}));
|
|
});
|
|
|
|
});
|
|
}
|
|
|
|
@Component({
|
|
selector: 'standalone-ng-model',
|
|
template: `
|
|
<input type="text" [(ngModel)]="name">
|
|
`
|
|
})
|
|
class StandaloneNgModel {
|
|
name: string;
|
|
}
|
|
|
|
@Component({
|
|
selector: 'ng-model-form',
|
|
template: `
|
|
<form (ngSubmit)="event=$event" (reset)="onReset()">
|
|
<input name="name" [(ngModel)]="name" minlength="10" [ngModelOptions]="options">
|
|
</form>
|
|
`
|
|
})
|
|
class NgModelForm {
|
|
name: string;
|
|
event: Event;
|
|
options = {};
|
|
|
|
onReset() {}
|
|
}
|
|
|
|
@Component({selector: 'ng-model-native-validate-form', template: `<form ngNativeValidate></form>`})
|
|
class NgModelNativeValidateForm {
|
|
}
|
|
|
|
@Component({
|
|
selector: 'ng-model-group-form',
|
|
template: `
|
|
<form>
|
|
<div ngModelGroup="name">
|
|
<input name="first" [(ngModel)]="first" required [disabled]="isDisabled">
|
|
<input name="last" [(ngModel)]="last">
|
|
</div>
|
|
<input name="email" [(ngModel)]="email" [ngModelOptions]="options">
|
|
</form>
|
|
`
|
|
})
|
|
class NgModelGroupForm {
|
|
first: string;
|
|
last: string;
|
|
email: string;
|
|
isDisabled: boolean;
|
|
options = {updateOn: 'change'};
|
|
}
|
|
|
|
@Component({
|
|
selector: 'ng-model-valid-binding',
|
|
template: `
|
|
<form>
|
|
<div ngModelGroup="name" #group="ngModelGroup">
|
|
<input name="first" [(ngModel)]="first" required>
|
|
{{ group.valid }}
|
|
</div>
|
|
</form>
|
|
`
|
|
})
|
|
class NgModelValidBinding {
|
|
first: string;
|
|
}
|
|
|
|
|
|
@Component({
|
|
selector: 'ng-model-ngif-form',
|
|
template: `
|
|
<form>
|
|
<div ngModelGroup="name" *ngIf="groupShowing">
|
|
<input name="first" [(ngModel)]="first">
|
|
</div>
|
|
<input name="email" [(ngModel)]="email" *ngIf="emailShowing">
|
|
</form>
|
|
`
|
|
})
|
|
class NgModelNgIfForm {
|
|
first: string;
|
|
groupShowing = true;
|
|
emailShowing = true;
|
|
email: string;
|
|
}
|
|
|
|
@Component({
|
|
selector: 'ng-no-form',
|
|
template: `
|
|
<form ngNoForm>
|
|
<input name="name">
|
|
</form>
|
|
`
|
|
})
|
|
class NgNoFormComp {
|
|
}
|
|
|
|
@Component({
|
|
selector: 'invalid-ng-model-noname',
|
|
template: `
|
|
<form>
|
|
<input [(ngModel)]="name">
|
|
</form>
|
|
`
|
|
})
|
|
class InvalidNgModelNoName {
|
|
}
|
|
|
|
@Component({
|
|
selector: 'ng-model-options-standalone',
|
|
template: `
|
|
<form [ngFormOptions]="formOptions">
|
|
<input name="one" [(ngModel)]="one">
|
|
<input [(ngModel)]="two" [ngModelOptions]="options">
|
|
</form>
|
|
`
|
|
})
|
|
class NgModelOptionsStandalone {
|
|
one: string;
|
|
two: string;
|
|
options: {name?: string, standalone?: boolean, updateOn?: string} = {standalone: true};
|
|
formOptions = {};
|
|
}
|
|
|
|
@Component({
|
|
selector: 'ng-model-validation-bindings',
|
|
template: `
|
|
<form>
|
|
<input name="required" ngModel [required]="required">
|
|
<input name="minlength" ngModel [minlength]="minLen">
|
|
<input name="maxlength" ngModel [maxlength]="maxLen">
|
|
<input name="pattern" ngModel [pattern]="pattern">
|
|
</form>
|
|
`
|
|
})
|
|
class NgModelValidationBindings {
|
|
required: boolean;
|
|
minLen: number;
|
|
maxLen: number;
|
|
pattern: string;
|
|
}
|
|
|
|
@Component({
|
|
selector: 'ng-model-multiple-validators',
|
|
template: `
|
|
<form>
|
|
<input name="tovalidate" ngModel [required]="required" [minlength]="minLen" [pattern]="pattern">
|
|
</form>
|
|
`
|
|
})
|
|
class NgModelMultipleValidators {
|
|
required: boolean;
|
|
minLen: number;
|
|
pattern: string|RegExp;
|
|
}
|
|
|
|
@Component({
|
|
selector: 'ng-model-checkbox-validator',
|
|
template:
|
|
`<form><input type="checkbox" [(ngModel)]="accepted" [required]="required" name="checkbox"></form>`
|
|
})
|
|
class NgModelCheckboxRequiredValidator {
|
|
accepted: boolean = false;
|
|
required: boolean = false;
|
|
}
|
|
|
|
@Component({
|
|
selector: 'ng-model-email',
|
|
template: `<form><input type="email" ngModel [email]="validatorEnabled" name="email"></form>`
|
|
})
|
|
class NgModelEmailValidator {
|
|
validatorEnabled: boolean = false;
|
|
}
|
|
|
|
@Directive({
|
|
selector: '[ng-async-validator]',
|
|
providers: [
|
|
{provide: NG_ASYNC_VALIDATORS, useExisting: forwardRef(() => NgAsyncValidator), multi: true}
|
|
]
|
|
})
|
|
class NgAsyncValidator implements AsyncValidator {
|
|
validate(c: AbstractControl) { return Promise.resolve(null); }
|
|
}
|
|
|
|
@Component({
|
|
selector: 'ng-model-async-validation',
|
|
template: `<input name="async" ngModel ng-async-validator>`
|
|
})
|
|
class NgModelAsyncValidation {
|
|
}
|
|
|
|
@Component({
|
|
selector: 'ng-model-changes-form',
|
|
template: `
|
|
<form>
|
|
<input name="async" [ngModel]="name" (ngModelChange)="log()"
|
|
[ngModelOptions]="options">
|
|
</form>
|
|
`
|
|
})
|
|
class NgModelChangesForm {
|
|
name: string;
|
|
events: string[] = [];
|
|
options: any;
|
|
|
|
log() { this.events.push('fired'); }
|
|
}
|
|
|
|
@Component({
|
|
selector: 'ng-model-change-state',
|
|
template: `
|
|
<input #ngModel="ngModel" ngModel [maxlength]="4"
|
|
(ngModelChange)="onNgModelChange(ngModel)">
|
|
`
|
|
})
|
|
class NgModelChangeState {
|
|
onNgModelChange = () => {};
|
|
}
|
|
|
|
function sortedClassList(el: HTMLElement) {
|
|
const l = getDOM().classList(el);
|
|
l.sort();
|
|
return l;
|
|
}
|