chore(forms): separate out tests for reactive forms (#10283)

This commit is contained in:
Kara 2016-07-25 15:57:51 -07:00 committed by GitHub
parent 6f68330fa5
commit c87847974a
2 changed files with 719 additions and 679 deletions

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@ -10,7 +10,7 @@ import {NgFor, NgIf} from '@angular/common';
import {Component, Directive, EventEmitter, Input, Output, forwardRef} from '@angular/core'; import {Component, Directive, EventEmitter, Input, Output, forwardRef} from '@angular/core';
import {ComponentFixture, TestComponentBuilder, configureModule, fakeAsync, flushMicrotasks, tick} from '@angular/core/testing'; import {ComponentFixture, TestComponentBuilder, configureModule, fakeAsync, flushMicrotasks, tick} from '@angular/core/testing';
import {AsyncTestCompleter, afterEach, beforeEach, ddescribe, describe, expect, iit, inject, it, xdescribe, xit} from '@angular/core/testing/testing_internal'; import {AsyncTestCompleter, afterEach, beforeEach, ddescribe, describe, expect, iit, inject, it, xdescribe, xit} from '@angular/core/testing/testing_internal';
import {ControlValueAccessor, FormArray, FormControl, FormGroup, FormsModule, NG_ASYNC_VALIDATORS, NG_VALIDATORS, NgControl, NgForm, ReactiveFormsModule, Validator, Validators} from '@angular/forms'; import {ControlValueAccessor, FormArray, FormControl, FormGroup, FormsModule, NG_ASYNC_VALIDATORS, NG_VALIDATORS, NgControl, ReactiveFormsModule, Validator, Validators} from '@angular/forms';
import {By} from '@angular/platform-browser/src/dom/debug/by'; import {By} from '@angular/platform-browser/src/dom/debug/by';
import {getDOM} from '@angular/platform-browser/src/dom/dom_adapter'; import {getDOM} from '@angular/platform-browser/src/dom/dom_adapter';
import {dispatchEvent} from '@angular/platform-browser/testing/browser_util'; import {dispatchEvent} from '@angular/platform-browser/testing/browser_util';
@ -20,7 +20,7 @@ import {ListWrapper} from '../src/facade/collection';
import {PromiseWrapper} from '../src/facade/promise'; import {PromiseWrapper} from '../src/facade/promise';
export function main() { export function main() {
describe('integration tests', () => { describe('reactive forms integration tests', () => {
beforeEach(() => { configureModule({modules: [FormsModule, ReactiveFormsModule]}); }); beforeEach(() => { configureModule({modules: [FormsModule, ReactiveFormsModule]}); });
@ -128,31 +128,6 @@ export function main() {
expect(fixture.debugElement.componentInstance.name).toEqual('updated'); expect(fixture.debugElement.componentInstance.name).toEqual('updated');
}))); })));
it('should mark NgForm as submitted on submit event',
inject([TestComponentBuilder], fakeAsync((tcb: TestComponentBuilder) => {
const t = `<div>
<form #f="ngForm" (ngSubmit)="data=f.submitted"></form>
<span>{{data}}</span>
</div>`;
var fixture: ComponentFixture<MyComp8>;
tcb.overrideTemplate(MyComp8, t).createAsync(MyComp8).then((root) => {
fixture = root;
});
tick();
fixture.debugElement.componentInstance.data = false;
tick();
var form = fixture.debugElement.query(By.css('form'));
dispatchEvent(form.nativeElement, 'submit');
tick();
expect(fixture.debugElement.componentInstance.data).toEqual(true);
})));
it('should mark formGroup as submitted on submit event', it('should mark formGroup as submitted on submit event',
inject([TestComponentBuilder], fakeAsync((tcb: TestComponentBuilder) => { inject([TestComponentBuilder], fakeAsync((tcb: TestComponentBuilder) => {
const t = `<div> const t = `<div>
@ -748,7 +723,7 @@ export function main() {
}); });
})); }));
it('with ngControl', it('with formControlName',
inject( inject(
[TestComponentBuilder, AsyncTestCompleter], [TestComponentBuilder, AsyncTestCompleter],
(tcb: TestComponentBuilder, async: AsyncTestCompleter) => { (tcb: TestComponentBuilder, async: AsyncTestCompleter) => {
@ -806,205 +781,6 @@ export function main() {
var select = fixture.debugElement.query(By.css('select')); var select = fixture.debugElement.query(By.css('select'));
expect(select.nativeElement.value).toEqual('NYC'); expect(select.nativeElement.value).toEqual('NYC');
}))); })));
it('with option values that are objects',
fakeAsync(inject([TestComponentBuilder], (tcb: TestComponentBuilder) => {
const t = `<div>
<select [(ngModel)]="selectedCity">
<option *ngFor="let c of list" [ngValue]="c">{{c['name']}}</option>
</select>
</div>`;
tcb.overrideTemplate(MyComp8, t).createAsync(MyComp8).then((fixture) => {
var testComp = fixture.debugElement.componentInstance;
testComp.list = [{'name': 'SF'}, {'name': 'NYC'}, {'name': 'Buffalo'}];
testComp.selectedCity = testComp.list[1];
fixture.detectChanges();
var select = fixture.debugElement.query(By.css('select'));
var nycOption = fixture.debugElement.queryAll(By.css('option'))[1];
tick();
expect(select.nativeElement.value).toEqual('1: Object');
expect(nycOption.nativeElement.selected).toBe(true);
select.nativeElement.value = '2: Object';
dispatchEvent(select.nativeElement, 'change');
fixture.detectChanges();
tick();
expect(testComp.selectedCity['name']).toEqual('Buffalo');
});
})));
it('when new options are added (selection through the model)',
fakeAsync(inject([TestComponentBuilder], (tcb: TestComponentBuilder) => {
const t = `<div>
<select [(ngModel)]="selectedCity">
<option *ngFor="let c of list" [ngValue]="c">{{c['name']}}</option>
</select>
</div>`;
tcb.overrideTemplate(MyComp8, t).createAsync(MyComp8).then((fixture) => {
var testComp: MyComp8 = fixture.debugElement.componentInstance;
testComp.list = [{'name': 'SF'}, {'name': 'NYC'}];
testComp.selectedCity = testComp.list[1];
fixture.detectChanges();
testComp.list.push({'name': 'Buffalo'});
testComp.selectedCity = testComp.list[2];
fixture.detectChanges();
tick();
var select = fixture.debugElement.query(By.css('select'));
var buffalo = fixture.debugElement.queryAll(By.css('option'))[2];
expect(select.nativeElement.value).toEqual('2: Object');
expect(buffalo.nativeElement.selected).toBe(true);
});
})));
it('when new options are added (selection through the UI)',
inject(
[TestComponentBuilder, AsyncTestCompleter],
(tcb: TestComponentBuilder, async: AsyncTestCompleter) => {
const t = `<div>
<select [(ngModel)]="selectedCity">
<option *ngFor="let c of list" [ngValue]="c">{{c['name']}}</option>
</select>
</div>`;
tcb.overrideTemplate(MyComp8, t).createAsync(MyComp8).then((fixture) => {
var testComp: MyComp8 = fixture.debugElement.componentInstance;
testComp.list = [{'name': 'SF'}, {'name': 'NYC'}];
testComp.selectedCity = testComp.list[0];
fixture.detectChanges();
var select = fixture.debugElement.query(By.css('select'));
var ny = fixture.debugElement.queryAll(By.css('option'))[1];
select.nativeElement.value = '1: Object';
dispatchEvent(select.nativeElement, 'change');
testComp.list.push({'name': 'Buffalo'});
fixture.detectChanges();
expect(select.nativeElement.value).toEqual('1: Object');
expect(ny.nativeElement.selected).toBe(true);
async.done();
});
}));
it('when options are removed',
fakeAsync(inject([TestComponentBuilder], (tcb: TestComponentBuilder) => {
const t = `<div>
<select [(ngModel)]="selectedCity">
<option *ngFor="let c of list" [ngValue]="c">{{c}}</option>
</select>
</div>`;
tcb.overrideTemplate(MyComp8, t).createAsync(MyComp8).then((fixture) => {
var testComp: MyComp8 = fixture.debugElement.componentInstance;
testComp.list = [{'name': 'SF'}, {'name': 'NYC'}];
testComp.selectedCity = testComp.list[1];
fixture.detectChanges();
tick();
var select = fixture.debugElement.query(By.css('select'));
expect(select.nativeElement.value).toEqual('1: Object');
testComp.list.pop();
fixture.detectChanges();
tick();
expect(select.nativeElement.value).not.toEqual('1: Object');
});
})));
it('when option values change identity while tracking by index',
fakeAsync(inject([TestComponentBuilder], (tcb: TestComponentBuilder) => {
const t = `<div>
<select [(ngModel)]="selectedCity">
<option *ngFor="let c of list; trackBy:customTrackBy" [ngValue]="c">{{c}}</option>
</select>
</div>`;
tcb.overrideTemplate(MyComp8, t).createAsync(MyComp8).then((fixture) => {
var testComp = fixture.debugElement.componentInstance;
testComp.list = [{'name': 'SF'}, {'name': 'NYC'}];
testComp.selectedCity = testComp.list[0];
fixture.detectChanges();
testComp.list[1] = 'Buffalo';
testComp.selectedCity = testComp.list[1];
fixture.detectChanges();
tick();
var select = fixture.debugElement.query(By.css('select'));
var buffalo = fixture.debugElement.queryAll(By.css('option'))[1];
expect(select.nativeElement.value).toEqual('1: Buffalo');
expect(buffalo.nativeElement.selected).toBe(true);
});
})));
it('with duplicate option values',
fakeAsync(inject([TestComponentBuilder], (tcb: TestComponentBuilder) => {
const t = `<div>
<select [(ngModel)]="selectedCity">
<option *ngFor="let c of list" [ngValue]="c">{{c.name}}</option>
</select>
</div>`;
tcb.overrideTemplate(MyComp8, t).createAsync(MyComp8).then((fixture) => {
var testComp = fixture.debugElement.componentInstance;
testComp.list = [{'name': 'NYC'}, {'name': 'SF'}, {'name': 'SF'}];
testComp.selectedCity = testComp.list[0];
fixture.detectChanges();
testComp.selectedCity = testComp.list[1];
fixture.detectChanges();
tick();
var select = fixture.debugElement.query(By.css('select'));
var firstSF = fixture.debugElement.queryAll(By.css('option'))[1];
expect(select.nativeElement.value).toEqual('1: Object');
expect(firstSF.nativeElement.selected).toBe(true);
});
})));
it('when option values have same content, but different identities',
fakeAsync(inject([TestComponentBuilder], (tcb: TestComponentBuilder) => {
const t = `<div>
<select [(ngModel)]="selectedCity">
<option *ngFor="let c of list" [ngValue]="c">{{c['name']}}</option>
</select>
</div>`;
tcb.overrideTemplate(MyComp8, t).createAsync(MyComp8).then((fixture) => {
var testComp = fixture.debugElement.componentInstance;
testComp.list = [{'name': 'SF'}, {'name': 'NYC'}, {'name': 'NYC'}];
testComp.selectedCity = testComp.list[0];
fixture.detectChanges();
testComp.selectedCity = testComp.list[2];
fixture.detectChanges();
tick();
var select = fixture.debugElement.query(By.css('select'));
var secondNYC = fixture.debugElement.queryAll(By.css('option'))[2];
expect(select.nativeElement.value).toEqual('2: Object');
expect(secondNYC.nativeElement.selected).toBe(true);
});
})));
}); });
it('should support custom value accessors', it('should support custom value accessors',
@ -1296,366 +1072,6 @@ export function main() {
expect(fixture.debugElement.componentInstance.name).toEqual('updatedValue'); expect(fixture.debugElement.componentInstance.name).toEqual('updatedValue');
}))); })));
describe('template-driven forms', () => {
it('should add new controls and control groups',
fakeAsync(inject([TestComponentBuilder], (tcb: TestComponentBuilder) => {
const t = `<form>
<div ngModelGroup="user">
<input type="text" name="login" ngModel>
</div>
</form>`;
let fixture = tcb.overrideTemplate(MyComp8, t).createFakeAsync(MyComp8);
tick();
fixture.debugElement.componentInstance.name = null;
fixture.detectChanges();
var form = fixture.debugElement.children[0].injector.get(NgForm);
expect(form.controls['user']).not.toBeDefined();
tick();
expect(form.controls['user']).toBeDefined();
expect(form.controls['user'].controls['login']).toBeDefined();
})));
it('should emit ngSubmit event on submit',
fakeAsync(inject([TestComponentBuilder], (tcb: TestComponentBuilder) => {
const t = `<div><form (ngSubmit)="name='updated'"></form></div>`;
let fixture = tcb.overrideTemplate(MyComp8, t).createFakeAsync(MyComp8);
tick();
fixture.debugElement.componentInstance.name = 'old';
var form = fixture.debugElement.query(By.css('form'));
dispatchEvent(form.nativeElement, 'submit');
tick();
expect(fixture.debugElement.componentInstance.name).toEqual('updated');
})));
it('should reset the form to empty when reset button is clicked',
fakeAsync(inject([TestComponentBuilder], (tcb: TestComponentBuilder) => {
const t = `
<form>
<input name="name" [(ngModel)]="name">
</form>
`;
const fixture = tcb.overrideTemplate(MyComp8, t).createFakeAsync(MyComp8);
tick();
fixture.debugElement.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'));
dispatchEvent(formEl.nativeElement, 'reset');
fixture.detectChanges();
tick();
expect(fixture.debugElement.componentInstance.name).toBe(null);
expect(form.value.name).toEqual(null);
})));
it('should emit valueChanges and statusChanges on init',
fakeAsync(inject([TestComponentBuilder], (tcb: TestComponentBuilder) => {
const t = `<form>
<input type="text" name="first" [ngModel]="name" minlength="3">
</form>`;
const fixture = tcb.overrideTemplate(MyComp8, t).createFakeAsync(MyComp8);
const form = fixture.debugElement.children[0].injector.get(NgForm);
fixture.debugElement.componentInstance.name = 'aa';
fixture.detectChanges();
expect(form.valid).toEqual(true);
expect(form.value).toEqual({});
let formValidity: string;
let formValue: Object;
ObservableWrapper.subscribe(
form.statusChanges, (status: string) => { formValidity = status; });
ObservableWrapper.subscribe(
form.valueChanges, (value: string) => { formValue = value; });
tick();
expect(formValidity).toEqual('INVALID');
expect(formValue).toEqual({first: 'aa'});
})));
it('should not create a template-driven form when ngNoForm is used',
inject(
[TestComponentBuilder, AsyncTestCompleter],
(tcb: TestComponentBuilder, async: AsyncTestCompleter) => {
const t = `<form ngNoForm>
</form>`;
tcb.overrideTemplate(MyComp8, t).createAsync(MyComp8).then((fixture) => {
fixture.debugElement.componentInstance.name = null;
fixture.detectChanges();
expect(fixture.debugElement.children[0].providerTokens.length).toEqual(0);
async.done();
});
}));
it('should remove controls',
fakeAsync(inject([TestComponentBuilder], (tcb: TestComponentBuilder) => {
const t = `<form>
<div *ngIf="name == 'show'">
<input type="text" name="login" ngModel>
</div>
</form>`;
let fixture = tcb.overrideTemplate(MyComp8, t).createFakeAsync(MyComp8);
tick();
fixture.debugElement.componentInstance.name = 'show';
fixture.detectChanges();
tick();
var form = fixture.debugElement.children[0].injector.get(NgForm);
expect(form.controls['login']).toBeDefined();
fixture.debugElement.componentInstance.name = 'hide';
fixture.detectChanges();
tick();
expect(form.controls['login']).not.toBeDefined();
})));
it('should remove control groups',
fakeAsync(inject([TestComponentBuilder], (tcb: TestComponentBuilder) => {
const t = `<form>
<div *ngIf="name=='show'" ngModelGroup="user">
<input type="text" name="login" ngModel>
</div>
</form>`;
let fixture = tcb.overrideTemplate(MyComp8, t).createFakeAsync(MyComp8);
tick();
fixture.debugElement.componentInstance.name = 'show';
fixture.detectChanges();
tick();
var form = fixture.debugElement.children[0].injector.get(NgForm);
expect(form.controls['user']).toBeDefined();
fixture.debugElement.componentInstance.name = 'hide';
fixture.detectChanges();
tick();
expect(form.controls['user']).not.toBeDefined();
})));
it('should support ngModel for complex forms',
fakeAsync(inject([TestComponentBuilder], (tcb: TestComponentBuilder) => {
const t = `<form>
<input type="text" name="name" [(ngModel)]="name">
</form>`;
let fixture = tcb.overrideTemplate(MyComp8, t).createFakeAsync(MyComp8);
tick();
fixture.debugElement.componentInstance.name = 'oldValue';
fixture.detectChanges();
tick();
var input = fixture.debugElement.query(By.css('input')).nativeElement;
expect(input.value).toEqual('oldValue');
input.value = 'updatedValue';
dispatchEvent(input, 'input');
tick();
expect(fixture.debugElement.componentInstance.name).toEqual('updatedValue');
})));
it('should support ngModel for single fields',
fakeAsync(inject([TestComponentBuilder], (tcb: TestComponentBuilder) => {
const t = `<div><input type="text" [(ngModel)]="name"></div>`;
let fixture = tcb.overrideTemplate(MyComp8, t).createFakeAsync(MyComp8);
tick();
fixture.debugElement.componentInstance.name = 'oldValue';
fixture.detectChanges();
var input = fixture.debugElement.query(By.css('input')).nativeElement;
tick();
expect(input.value).toEqual('oldValue');
input.value = 'updatedValue';
dispatchEvent(input, 'input');
tick();
expect(fixture.debugElement.componentInstance.name).toEqual('updatedValue');
})));
it('should support ngModel registration with a parent form',
fakeAsync(inject([TestComponentBuilder], (tcb: TestComponentBuilder) => {
const t = `
<form>
<input name="first" [(ngModel)]="name" maxlength="4">
</form>
`;
let fixture = tcb.overrideTemplate(MyComp8, t).createFakeAsync(MyComp8);
tick();
fixture.debugElement.componentInstance.name = 'Nancy';
fixture.detectChanges();
var form = fixture.debugElement.children[0].injector.get(NgForm);
tick();
expect(form.value).toEqual({first: 'Nancy'});
expect(form.valid).toBe(false);
})));
it('should throw if ngModel has a parent form but no name attr or standalone label',
inject(
[TestComponentBuilder, AsyncTestCompleter],
(tcb: TestComponentBuilder, async: AsyncTestCompleter) => {
const t = `<form>
<input [(ngModel)]="name">
</form>`;
tcb.overrideTemplate(MyComp8, t).createAsync(MyComp8).then((fixture) => {
expect(() => fixture.detectChanges())
.toThrowError(new RegExp(`name attribute must be set`));
async.done();
});
}));
it('should not throw if ngModel has a parent form, no name attr, and a standalone label',
inject(
[TestComponentBuilder, AsyncTestCompleter],
(tcb: TestComponentBuilder, async: AsyncTestCompleter) => {
const t = `<form>
<input [(ngModel)]="name" [ngModelOptions]="{standalone: true}">
</form>`;
tcb.overrideTemplate(MyComp8, t).createAsync(MyComp8).then((fixture) => {
expect(() => fixture.detectChanges()).not.toThrow();
async.done();
});
}));
it('should override name attribute with ngModelOptions name if provided',
fakeAsync(inject([TestComponentBuilder], (tcb: TestComponentBuilder) => {
const t = `
<form>
<input name="one" [(ngModel)]="data" [ngModelOptions]="{name: 'two'}">
</form>
`;
const fixture = tcb.overrideTemplate(MyComp8, t).createFakeAsync(MyComp8);
tick();
fixture.debugElement.componentInstance.data = 'some data';
fixture.detectChanges();
const form = fixture.debugElement.children[0].injector.get(NgForm);
tick();
expect(form.value).toEqual({two: 'some data'});
})));
it('should not register standalone ngModels with parent form',
fakeAsync(inject([TestComponentBuilder], (tcb: TestComponentBuilder) => {
const t = `
<form>
<input name="one" [(ngModel)]="data">
<input [(ngModel)]="list" [ngModelOptions]="{standalone: true}">
</form>
`;
const fixture = tcb.overrideTemplate(MyComp8, t).createFakeAsync(MyComp8);
tick();
fixture.debugElement.componentInstance.data = 'some data';
fixture.debugElement.componentInstance.list = 'should not show';
fixture.detectChanges();
const form = fixture.debugElement.children[0].injector.get(NgForm);
const inputs = fixture.debugElement.queryAll(By.css('input'));
tick();
expect(form.value).toEqual({one: 'some data'});
expect(inputs[1].nativeElement.value).toEqual('should not show');
})));
it('should support <type=radio>',
fakeAsync(inject([TestComponentBuilder], (tcb: TestComponentBuilder) => {
const t = `<form>
<input type="radio" name="food" [(ngModel)]="data.food" value="chicken">
<input type="radio" name="food" [(ngModel)]="data.food" value="fish">
</form>`;
const fixture = tcb.overrideTemplate(MyComp8, t).createFakeAsync(MyComp8);
tick();
fixture.debugElement.componentInstance.data = {food: 'fish'};
fixture.detectChanges();
tick();
const inputs = fixture.debugElement.queryAll(By.css('input'));
expect(inputs[0].nativeElement.checked).toEqual(false);
expect(inputs[1].nativeElement.checked).toEqual(true);
dispatchEvent(inputs[0].nativeElement, 'change');
tick();
const data = fixture.debugElement.componentInstance.data;
expect(data.food).toEqual('chicken');
expect(inputs[1].nativeElement.checked).toEqual(false);
})));
it('should support multiple named <type=radio> groups',
fakeAsync(inject([TestComponentBuilder], (tcb: TestComponentBuilder) => {
const t = `<form>
<input type="radio" name="food" [(ngModel)]="data.food" value="chicken">
<input type="radio" name="food" [(ngModel)]="data.food" value="fish">
<input type="radio" name="drink" [(ngModel)]="data.drink" value="cola">
<input type="radio" name="drink" [(ngModel)]="data.drink" value="sprite">
</form>`;
const fixture = tcb.overrideTemplate(MyComp8, t).createFakeAsync(MyComp8);
tick();
fixture.debugElement.componentInstance.data = {food: 'fish', drink: 'sprite'};
fixture.detectChanges();
tick();
const inputs = fixture.debugElement.queryAll(By.css('input'));
expect(inputs[0].nativeElement.checked).toEqual(false);
expect(inputs[1].nativeElement.checked).toEqual(true);
expect(inputs[2].nativeElement.checked).toEqual(false);
expect(inputs[3].nativeElement.checked).toEqual(true);
dispatchEvent(inputs[0].nativeElement, 'change');
tick();
const data = fixture.debugElement.componentInstance.data;
expect(data.food).toEqual('chicken');
expect(data.drink).toEqual('sprite');
expect(inputs[1].nativeElement.checked).toEqual(false);
expect(inputs[2].nativeElement.checked).toEqual(false);
expect(inputs[3].nativeElement.checked).toEqual(true);
})));
});
describe('setting status classes', () => { describe('setting status classes', () => {
it('should work with single fields', it('should work with single fields',
inject( inject(
@ -1719,108 +1135,33 @@ export function main() {
dispatchEvent(input, 'input'); dispatchEvent(input, 'input');
fixture.detectChanges(); fixture.detectChanges();
expect(sortedClassList(input)).toEqual(['ng-dirty', 'ng-touched', 'ng-valid']);
async.done();
});
}));
it('should work with ngModel',
inject(
[TestComponentBuilder, AsyncTestCompleter],
(tcb: TestComponentBuilder, async: AsyncTestCompleter) => {
const t = `<div><input [(ngModel)]="name" required></div>`;
tcb.overrideTemplate(MyComp8, t).createAsync(MyComp8).then((fixture) => {
fixture.debugElement.componentInstance.name = '';
fixture.detectChanges();
var input = fixture.debugElement.query(By.css('input')).nativeElement;
expect(sortedClassList(input)).toEqual([
'ng-invalid', 'ng-pristine', 'ng-untouched'
]);
dispatchEvent(input, 'blur');
fixture.detectChanges();
expect(sortedClassList(input)).toEqual([
'ng-invalid', 'ng-pristine', 'ng-touched'
]);
input.value = 'updatedValue';
dispatchEvent(input, 'input');
fixture.detectChanges();
expect(sortedClassList(input)).toEqual(['ng-dirty', 'ng-touched', 'ng-valid']); expect(sortedClassList(input)).toEqual(['ng-dirty', 'ng-touched', 'ng-valid']);
async.done(); async.done();
}); });
})); }));
}); });
describe('ngModel corner cases', () => { it('should not update the view when the value initially came from the view',
it('should not update the view when the value initially came from the view', fakeAsync(inject([TestComponentBuilder], (tcb: TestComponentBuilder) => {
fakeAsync(inject([TestComponentBuilder], (tcb: TestComponentBuilder) => { var form = new FormControl('');
var form = new FormControl('');
const t = `<div><input type="text" [formControl]="form" [(ngModel)]="name"></div>`; const t = `<div><input type="text" [formControl]="form" [(ngModel)]="name"></div>`;
let fixture = tcb.overrideTemplate(MyComp8, t).createFakeAsync(MyComp8); let fixture = tcb.overrideTemplate(MyComp8, t).createFakeAsync(MyComp8);
tick(); tick();
fixture.debugElement.componentInstance.form = form; fixture.debugElement.componentInstance.form = form;
fixture.detectChanges(); fixture.detectChanges();
var input = fixture.debugElement.query(By.css('input')).nativeElement; var input = fixture.debugElement.query(By.css('input')).nativeElement;
input.value = 'aa'; input.value = 'aa';
input.setSelectionRange(1, 2); input.setSelectionRange(1, 2);
dispatchEvent(input, 'input'); dispatchEvent(input, 'input');
tick(); tick();
fixture.detectChanges(); fixture.detectChanges();
// selection start has not changed because we did not reset the value // selection start has not changed because we did not reset the value
expect(input.selectionStart).toEqual(1); expect(input.selectionStart).toEqual(1);
}))); })));
it('should update the view when the model is set back to what used to be in the view',
fakeAsync(inject([TestComponentBuilder], (tcb: TestComponentBuilder) => {
const t = `<input type="text" [(ngModel)]="name">`;
let fixture = tcb.overrideTemplate(MyComp8, t).createFakeAsync(MyComp8);
tick();
fixture.debugElement.componentInstance.name = '';
fixture.detectChanges();
// Type "aa" into the input.
var input = fixture.debugElement.query(By.css('input')).nativeElement;
input.value = 'aa';
input.selectionStart = 1;
dispatchEvent(input, 'input');
fixture.detectChanges();
tick();
expect(fixture.debugElement.componentInstance.name).toEqual('aa');
// Programmatically update the input value to be "bb".
fixture.debugElement.componentInstance.name = 'bb';
fixture.detectChanges();
tick();
expect(input.value).toEqual('bb');
// Programatically set it back to "aa".
fixture.debugElement.componentInstance.name = 'aa';
fixture.detectChanges();
tick();
expect(input.value).toEqual('aa');
})));
it('should not crash when validity is checked from a binding',
fakeAsync(inject([TestComponentBuilder], (tcb: TestComponentBuilder) => {
// {{x.valid}} used to crash because valid() tried to read a property
// from form.control before it was set. This test verifies this bug is
// fixed.
const t = `<form><div ngModelGroup="x" #x="ngModelGroup">
<input type="text" name="test" ngModel></div>{{x.valid}}</form>`;
let fixture = tcb.overrideTemplate(MyComp8, t).createFakeAsync(MyComp8);
tick();
fixture.detectChanges();
})));
});
}); });
} }

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@ -0,0 +1,699 @@
/**
* @license
* Copyright Google Inc. All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import {NgFor, NgIf} from '@angular/common';
import {Component} from '@angular/core';
import {ComponentFixture, TestComponentBuilder, configureModule, fakeAsync, flushMicrotasks, tick} from '@angular/core/testing';
import {AsyncTestCompleter, afterEach, beforeEach, ddescribe, describe, expect, iit, inject, it, xdescribe, xit} from '@angular/core/testing/testing_internal';
import {FormsModule, NgForm} from '@angular/forms';
import {By} from '@angular/platform-browser/src/dom/debug/by';
import {getDOM} from '@angular/platform-browser/src/dom/dom_adapter';
import {dispatchEvent} from '@angular/platform-browser/testing/browser_util';
import {ObservableWrapper} from '../src/facade/async';
import {ListWrapper} from '../src/facade/collection';
export function main() {
describe('template-driven forms integration tests', () => {
beforeEach(() => { configureModule({modules: [FormsModule]}); });
it('should support ngModel for single fields',
fakeAsync(inject([TestComponentBuilder], (tcb: TestComponentBuilder) => {
const t = `<div><input type="text" [(ngModel)]="name"></div>`;
let fixture = tcb.overrideTemplate(MyComp8, t).createFakeAsync(MyComp8);
tick();
fixture.debugElement.componentInstance.name = 'oldValue';
fixture.detectChanges();
var input = fixture.debugElement.query(By.css('input')).nativeElement;
tick();
expect(input.value).toEqual('oldValue');
input.value = 'updatedValue';
dispatchEvent(input, 'input');
tick();
expect(fixture.debugElement.componentInstance.name).toEqual('updatedValue');
})));
it('should support ngModel registration with a parent form',
fakeAsync(inject([TestComponentBuilder], (tcb: TestComponentBuilder) => {
const t = `
<form>
<input name="first" [(ngModel)]="name" maxlength="4">
</form>
`;
let fixture = tcb.overrideTemplate(MyComp8, t).createFakeAsync(MyComp8);
tick();
fixture.debugElement.componentInstance.name = 'Nancy';
fixture.detectChanges();
var form = fixture.debugElement.children[0].injector.get(NgForm);
tick();
expect(form.value).toEqual({first: 'Nancy'});
expect(form.valid).toBe(false);
})));
it('should add new controls and control groups',
fakeAsync(inject([TestComponentBuilder], (tcb: TestComponentBuilder) => {
const t = `<form>
<div ngModelGroup="user">
<input type="text" name="login" ngModel>
</div>
</form>`;
let fixture = tcb.overrideTemplate(MyComp8, t).createFakeAsync(MyComp8);
tick();
fixture.debugElement.componentInstance.name = null;
fixture.detectChanges();
var form = fixture.debugElement.children[0].injector.get(NgForm);
expect(form.controls['user']).not.toBeDefined();
tick();
expect(form.controls['user']).toBeDefined();
expect(form.controls['user'].controls['login']).toBeDefined();
})));
it('should emit ngSubmit event on submit',
fakeAsync(inject([TestComponentBuilder], (tcb: TestComponentBuilder) => {
const t = `<div><form (ngSubmit)="name='updated'"></form></div>`;
let fixture = tcb.overrideTemplate(MyComp8, t).createFakeAsync(MyComp8);
tick();
fixture.debugElement.componentInstance.name = 'old';
var form = fixture.debugElement.query(By.css('form'));
dispatchEvent(form.nativeElement, 'submit');
tick();
expect(fixture.debugElement.componentInstance.name).toEqual('updated');
})));
it('should mark NgForm as submitted on submit event',
inject([TestComponentBuilder], fakeAsync((tcb: TestComponentBuilder) => {
const t = `<div>
<form #f="ngForm" (ngSubmit)="data=f.submitted"></form>
<span>{{data}}</span>
</div>`;
var fixture: ComponentFixture<MyComp8>;
tcb.overrideTemplate(MyComp8, t).createAsync(MyComp8).then((root) => {
fixture = root;
});
tick();
fixture.debugElement.componentInstance.data = false;
tick();
var form = fixture.debugElement.query(By.css('form'));
dispatchEvent(form.nativeElement, 'submit');
tick();
expect(fixture.debugElement.componentInstance.data).toEqual(true);
})));
it('should reset the form to empty when reset button is clicked',
fakeAsync(inject([TestComponentBuilder], (tcb: TestComponentBuilder) => {
const t = `
<form>
<input name="name" [(ngModel)]="name">
</form>
`;
const fixture = tcb.overrideTemplate(MyComp8, t).createFakeAsync(MyComp8);
tick();
fixture.debugElement.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'));
dispatchEvent(formEl.nativeElement, 'reset');
fixture.detectChanges();
tick();
expect(fixture.debugElement.componentInstance.name).toBe(null);
expect(form.value.name).toEqual(null);
})));
it('should emit valueChanges and statusChanges on init',
fakeAsync(inject([TestComponentBuilder], (tcb: TestComponentBuilder) => {
const t = `<form>
<input type="text" name="first" [ngModel]="name" minlength="3">
</form>`;
const fixture = tcb.overrideTemplate(MyComp8, t).createFakeAsync(MyComp8);
const form = fixture.debugElement.children[0].injector.get(NgForm);
fixture.debugElement.componentInstance.name = 'aa';
fixture.detectChanges();
expect(form.valid).toEqual(true);
expect(form.value).toEqual({});
let formValidity: string;
let formValue: Object;
ObservableWrapper.subscribe(
form.statusChanges, (status: string) => { formValidity = status; });
ObservableWrapper.subscribe(form.valueChanges, (value: string) => { formValue = value; });
tick();
expect(formValidity).toEqual('INVALID');
expect(formValue).toEqual({first: 'aa'});
})));
it('should not create a template-driven form when ngNoForm is used',
inject(
[TestComponentBuilder, AsyncTestCompleter],
(tcb: TestComponentBuilder, async: AsyncTestCompleter) => {
const t = `<form ngNoForm>
</form>`;
tcb.overrideTemplate(MyComp8, t).createAsync(MyComp8).then((fixture) => {
fixture.debugElement.componentInstance.name = null;
fixture.detectChanges();
expect(fixture.debugElement.children[0].providerTokens.length).toEqual(0);
async.done();
});
}));
it('should remove controls',
fakeAsync(inject([TestComponentBuilder], (tcb: TestComponentBuilder) => {
const t = `<form>
<div *ngIf="name == 'show'">
<input type="text" name="login" ngModel>
</div>
</form>`;
let fixture = tcb.overrideTemplate(MyComp8, t).createFakeAsync(MyComp8);
tick();
fixture.debugElement.componentInstance.name = 'show';
fixture.detectChanges();
tick();
var form = fixture.debugElement.children[0].injector.get(NgForm);
expect(form.controls['login']).toBeDefined();
fixture.debugElement.componentInstance.name = 'hide';
fixture.detectChanges();
tick();
expect(form.controls['login']).not.toBeDefined();
})));
it('should remove control groups',
fakeAsync(inject([TestComponentBuilder], (tcb: TestComponentBuilder) => {
const t = `<form>
<div *ngIf="name=='show'" ngModelGroup="user">
<input type="text" name="login" ngModel>
</div>
</form>`;
let fixture = tcb.overrideTemplate(MyComp8, t).createFakeAsync(MyComp8);
tick();
fixture.debugElement.componentInstance.name = 'show';
fixture.detectChanges();
tick();
var form = fixture.debugElement.children[0].injector.get(NgForm);
expect(form.controls['user']).toBeDefined();
fixture.debugElement.componentInstance.name = 'hide';
fixture.detectChanges();
tick();
expect(form.controls['user']).not.toBeDefined();
})));
it('should support ngModel for complex forms',
fakeAsync(inject([TestComponentBuilder], (tcb: TestComponentBuilder) => {
const t = `<form>
<input type="text" name="name" [(ngModel)]="name">
</form>`;
let fixture = tcb.overrideTemplate(MyComp8, t).createFakeAsync(MyComp8);
tick();
fixture.debugElement.componentInstance.name = 'oldValue';
fixture.detectChanges();
tick();
var input = fixture.debugElement.query(By.css('input')).nativeElement;
expect(input.value).toEqual('oldValue');
input.value = 'updatedValue';
dispatchEvent(input, 'input');
tick();
expect(fixture.debugElement.componentInstance.name).toEqual('updatedValue');
})));
it('should throw if ngModel has a parent form but no name attr or standalone label',
inject(
[TestComponentBuilder, AsyncTestCompleter],
(tcb: TestComponentBuilder, async: AsyncTestCompleter) => {
const t = `<form>
<input [(ngModel)]="name">
</form>`;
tcb.overrideTemplate(MyComp8, t).createAsync(MyComp8).then((fixture) => {
expect(() => fixture.detectChanges())
.toThrowError(new RegExp(`name attribute must be set`));
async.done();
});
}));
it('should not throw if ngModel has a parent form, no name attr, and a standalone label',
inject(
[TestComponentBuilder, AsyncTestCompleter],
(tcb: TestComponentBuilder, async: AsyncTestCompleter) => {
const t = `<form>
<input [(ngModel)]="name" [ngModelOptions]="{standalone: true}">
</form>`;
tcb.overrideTemplate(MyComp8, t).createAsync(MyComp8).then((fixture) => {
expect(() => fixture.detectChanges()).not.toThrow();
async.done();
});
}));
it('should override name attribute with ngModelOptions name if provided',
fakeAsync(inject([TestComponentBuilder], (tcb: TestComponentBuilder) => {
const t = `
<form>
<input name="one" [(ngModel)]="data" [ngModelOptions]="{name: 'two'}">
</form>
`;
const fixture = tcb.overrideTemplate(MyComp8, t).createFakeAsync(MyComp8);
tick();
fixture.debugElement.componentInstance.data = 'some data';
fixture.detectChanges();
const form = fixture.debugElement.children[0].injector.get(NgForm);
tick();
expect(form.value).toEqual({two: 'some data'});
})));
it('should not register standalone ngModels with parent form',
fakeAsync(inject([TestComponentBuilder], (tcb: TestComponentBuilder) => {
const t = `
<form>
<input name="one" [(ngModel)]="data">
<input [(ngModel)]="list" [ngModelOptions]="{standalone: true}">
</form>
`;
const fixture = tcb.overrideTemplate(MyComp8, t).createFakeAsync(MyComp8);
tick();
fixture.debugElement.componentInstance.data = 'some data';
fixture.debugElement.componentInstance.list = 'should not show';
fixture.detectChanges();
const form = fixture.debugElement.children[0].injector.get(NgForm);
const inputs = fixture.debugElement.queryAll(By.css('input'));
tick();
expect(form.value).toEqual({one: 'some data'});
expect(inputs[1].nativeElement.value).toEqual('should not show');
})));
it('should set status classes with ngModel',
inject(
[TestComponentBuilder, AsyncTestCompleter],
(tcb: TestComponentBuilder, async: AsyncTestCompleter) => {
const t = `<div><input [(ngModel)]="name" required></div>`;
tcb.overrideTemplate(MyComp8, t).createAsync(MyComp8).then((fixture) => {
fixture.debugElement.componentInstance.name = '';
fixture.detectChanges();
var input = fixture.debugElement.query(By.css('input')).nativeElement;
expect(sortedClassList(input)).toEqual([
'ng-invalid', 'ng-pristine', 'ng-untouched'
]);
dispatchEvent(input, 'blur');
fixture.detectChanges();
expect(sortedClassList(input)).toEqual(['ng-invalid', 'ng-pristine', 'ng-touched']);
input.value = 'updatedValue';
dispatchEvent(input, 'input');
fixture.detectChanges();
expect(sortedClassList(input)).toEqual(['ng-dirty', 'ng-touched', 'ng-valid']);
async.done();
});
}));
describe('radio value accessor', () => {
it('should support <type=radio>',
fakeAsync(inject([TestComponentBuilder], (tcb: TestComponentBuilder) => {
const t = `<form>
<input type="radio" name="food" [(ngModel)]="data.food" value="chicken">
<input type="radio" name="food" [(ngModel)]="data.food" value="fish">
</form>`;
const fixture = tcb.overrideTemplate(MyComp8, t).createFakeAsync(MyComp8);
tick();
fixture.debugElement.componentInstance.data = {food: 'fish'};
fixture.detectChanges();
tick();
const inputs = fixture.debugElement.queryAll(By.css('input'));
expect(inputs[0].nativeElement.checked).toEqual(false);
expect(inputs[1].nativeElement.checked).toEqual(true);
dispatchEvent(inputs[0].nativeElement, 'change');
tick();
const data = fixture.debugElement.componentInstance.data;
expect(data.food).toEqual('chicken');
expect(inputs[1].nativeElement.checked).toEqual(false);
})));
it('should support multiple named <type=radio> groups',
fakeAsync(inject([TestComponentBuilder], (tcb: TestComponentBuilder) => {
const t = `<form>
<input type="radio" name="food" [(ngModel)]="data.food" value="chicken">
<input type="radio" name="food" [(ngModel)]="data.food" value="fish">
<input type="radio" name="drink" [(ngModel)]="data.drink" value="cola">
<input type="radio" name="drink" [(ngModel)]="data.drink" value="sprite">
</form>`;
const fixture = tcb.overrideTemplate(MyComp8, t).createFakeAsync(MyComp8);
tick();
fixture.debugElement.componentInstance.data = {food: 'fish', drink: 'sprite'};
fixture.detectChanges();
tick();
const inputs = fixture.debugElement.queryAll(By.css('input'));
expect(inputs[0].nativeElement.checked).toEqual(false);
expect(inputs[1].nativeElement.checked).toEqual(true);
expect(inputs[2].nativeElement.checked).toEqual(false);
expect(inputs[3].nativeElement.checked).toEqual(true);
dispatchEvent(inputs[0].nativeElement, 'change');
tick();
const data = fixture.debugElement.componentInstance.data;
expect(data.food).toEqual('chicken');
expect(data.drink).toEqual('sprite');
expect(inputs[1].nativeElement.checked).toEqual(false);
expect(inputs[2].nativeElement.checked).toEqual(false);
expect(inputs[3].nativeElement.checked).toEqual(true);
})));
});
describe('select value accessor', () => {
it('with option values that are objects',
fakeAsync(inject([TestComponentBuilder], (tcb: TestComponentBuilder) => {
const t = `<div>
<select [(ngModel)]="selectedCity">
<option *ngFor="let c of list" [ngValue]="c">{{c['name']}}</option>
</select>
</div>`;
tcb.overrideTemplate(MyComp8, t).createAsync(MyComp8).then((fixture) => {
var testComp = fixture.debugElement.componentInstance;
testComp.list = [{'name': 'SF'}, {'name': 'NYC'}, {'name': 'Buffalo'}];
testComp.selectedCity = testComp.list[1];
fixture.detectChanges();
var select = fixture.debugElement.query(By.css('select'));
var nycOption = fixture.debugElement.queryAll(By.css('option'))[1];
tick();
expect(select.nativeElement.value).toEqual('1: Object');
expect(nycOption.nativeElement.selected).toBe(true);
select.nativeElement.value = '2: Object';
dispatchEvent(select.nativeElement, 'change');
fixture.detectChanges();
tick();
expect(testComp.selectedCity['name']).toEqual('Buffalo');
});
})));
it('when new options are added (selection through the model)',
fakeAsync(inject([TestComponentBuilder], (tcb: TestComponentBuilder) => {
const t = `<div>
<select [(ngModel)]="selectedCity">
<option *ngFor="let c of list" [ngValue]="c">{{c['name']}}</option>
</select>
</div>`;
tcb.overrideTemplate(MyComp8, t).createAsync(MyComp8).then((fixture) => {
var testComp: MyComp8 = fixture.debugElement.componentInstance;
testComp.list = [{'name': 'SF'}, {'name': 'NYC'}];
testComp.selectedCity = testComp.list[1];
fixture.detectChanges();
testComp.list.push({'name': 'Buffalo'});
testComp.selectedCity = testComp.list[2];
fixture.detectChanges();
tick();
var select = fixture.debugElement.query(By.css('select'));
var buffalo = fixture.debugElement.queryAll(By.css('option'))[2];
expect(select.nativeElement.value).toEqual('2: Object');
expect(buffalo.nativeElement.selected).toBe(true);
});
})));
it('when new options are added (selection through the UI)',
inject(
[TestComponentBuilder, AsyncTestCompleter],
(tcb: TestComponentBuilder, async: AsyncTestCompleter) => {
const t = `<div>
<select [(ngModel)]="selectedCity">
<option *ngFor="let c of list" [ngValue]="c">{{c['name']}}</option>
</select>
</div>`;
tcb.overrideTemplate(MyComp8, t).createAsync(MyComp8).then((fixture) => {
var testComp: MyComp8 = fixture.debugElement.componentInstance;
testComp.list = [{'name': 'SF'}, {'name': 'NYC'}];
testComp.selectedCity = testComp.list[0];
fixture.detectChanges();
var select = fixture.debugElement.query(By.css('select'));
var ny = fixture.debugElement.queryAll(By.css('option'))[1];
select.nativeElement.value = '1: Object';
dispatchEvent(select.nativeElement, 'change');
testComp.list.push({'name': 'Buffalo'});
fixture.detectChanges();
expect(select.nativeElement.value).toEqual('1: Object');
expect(ny.nativeElement.selected).toBe(true);
async.done();
});
}));
it('when options are removed',
fakeAsync(inject([TestComponentBuilder], (tcb: TestComponentBuilder) => {
const t = `<div>
<select [(ngModel)]="selectedCity">
<option *ngFor="let c of list" [ngValue]="c">{{c}}</option>
</select>
</div>`;
tcb.overrideTemplate(MyComp8, t).createAsync(MyComp8).then((fixture) => {
var testComp: MyComp8 = fixture.debugElement.componentInstance;
testComp.list = [{'name': 'SF'}, {'name': 'NYC'}];
testComp.selectedCity = testComp.list[1];
fixture.detectChanges();
tick();
var select = fixture.debugElement.query(By.css('select'));
expect(select.nativeElement.value).toEqual('1: Object');
testComp.list.pop();
fixture.detectChanges();
tick();
expect(select.nativeElement.value).not.toEqual('1: Object');
});
})));
it('when option values change identity while tracking by index',
fakeAsync(inject([TestComponentBuilder], (tcb: TestComponentBuilder) => {
const t = `<div>
<select [(ngModel)]="selectedCity">
<option *ngFor="let c of list; trackBy:customTrackBy" [ngValue]="c">{{c}}</option>
</select>
</div>`;
tcb.overrideTemplate(MyComp8, t).createAsync(MyComp8).then((fixture) => {
var testComp = fixture.debugElement.componentInstance;
testComp.list = [{'name': 'SF'}, {'name': 'NYC'}];
testComp.selectedCity = testComp.list[0];
fixture.detectChanges();
testComp.list[1] = 'Buffalo';
testComp.selectedCity = testComp.list[1];
fixture.detectChanges();
tick();
var select = fixture.debugElement.query(By.css('select'));
var buffalo = fixture.debugElement.queryAll(By.css('option'))[1];
expect(select.nativeElement.value).toEqual('1: Buffalo');
expect(buffalo.nativeElement.selected).toBe(true);
});
})));
it('with duplicate option values',
fakeAsync(inject([TestComponentBuilder], (tcb: TestComponentBuilder) => {
const t = `<div>
<select [(ngModel)]="selectedCity">
<option *ngFor="let c of list" [ngValue]="c">{{c.name}}</option>
</select>
</div>`;
tcb.overrideTemplate(MyComp8, t).createAsync(MyComp8).then((fixture) => {
var testComp = fixture.debugElement.componentInstance;
testComp.list = [{'name': 'NYC'}, {'name': 'SF'}, {'name': 'SF'}];
testComp.selectedCity = testComp.list[0];
fixture.detectChanges();
testComp.selectedCity = testComp.list[1];
fixture.detectChanges();
tick();
var select = fixture.debugElement.query(By.css('select'));
var firstSF = fixture.debugElement.queryAll(By.css('option'))[1];
expect(select.nativeElement.value).toEqual('1: Object');
expect(firstSF.nativeElement.selected).toBe(true);
});
})));
it('when option values have same content, but different identities',
fakeAsync(inject([TestComponentBuilder], (tcb: TestComponentBuilder) => {
const t = `<div>
<select [(ngModel)]="selectedCity">
<option *ngFor="let c of list" [ngValue]="c">{{c['name']}}</option>
</select>
</div>`;
tcb.overrideTemplate(MyComp8, t).createAsync(MyComp8).then((fixture) => {
var testComp = fixture.debugElement.componentInstance;
testComp.list = [{'name': 'SF'}, {'name': 'NYC'}, {'name': 'NYC'}];
testComp.selectedCity = testComp.list[0];
fixture.detectChanges();
testComp.selectedCity = testComp.list[2];
fixture.detectChanges();
tick();
var select = fixture.debugElement.query(By.css('select'));
var secondNYC = fixture.debugElement.queryAll(By.css('option'))[2];
expect(select.nativeElement.value).toEqual('2: Object');
expect(secondNYC.nativeElement.selected).toBe(true);
});
})));
});
describe('ngModel corner cases', () => {
it('should update the view when the model is set back to what used to be in the view',
fakeAsync(inject([TestComponentBuilder], (tcb: TestComponentBuilder) => {
const t = `<input type="text" [(ngModel)]="name">`;
let fixture = tcb.overrideTemplate(MyComp8, t).createFakeAsync(MyComp8);
tick();
fixture.debugElement.componentInstance.name = '';
fixture.detectChanges();
// Type "aa" into the input.
var input = fixture.debugElement.query(By.css('input')).nativeElement;
input.value = 'aa';
input.selectionStart = 1;
dispatchEvent(input, 'input');
fixture.detectChanges();
tick();
expect(fixture.debugElement.componentInstance.name).toEqual('aa');
// Programmatically update the input value to be "bb".
fixture.debugElement.componentInstance.name = 'bb';
fixture.detectChanges();
tick();
expect(input.value).toEqual('bb');
// Programatically set it back to "aa".
fixture.debugElement.componentInstance.name = 'aa';
fixture.detectChanges();
tick();
expect(input.value).toEqual('aa');
})));
it('should not crash when validity is checked from a binding',
fakeAsync(inject([TestComponentBuilder], (tcb: TestComponentBuilder) => {
// {{x.valid}} used to crash because valid() tried to read a property
// from form.control before it was set. This test verifies this bug is
// fixed.
const t = `<form><div ngModelGroup="x" #x="ngModelGroup">
<input type="text" name="test" ngModel></div>{{x.valid}}</form>`;
let fixture = tcb.overrideTemplate(MyComp8, t).createFakeAsync(MyComp8);
tick();
fixture.detectChanges();
})));
});
});
};
@Component({selector: 'my-comp', template: '', directives: [NgIf, NgFor]})
class MyComp8 {
form: any;
name: string;
data: any;
list: any[];
selectedCity: any;
customTrackBy(index: number, obj: any): number { return index; };
}
function sortedClassList(el: any /** TODO #9100 */) {
var l = getDOM().classList(el);
ListWrapper.sort(l);
return l;
}