angular-docs-cn/modules/@angular/common/test/directives/non_bindable_spec.ts

77 lines
3.2 KiB
TypeScript

/**
* @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 {beforeEach, ddescribe, describe, expect, iit, inject, it, xit,} from '@angular/core/testing/testing_internal';
import {TestComponentBuilder} from '@angular/core/testing';
import {getDOM} from '@angular/platform-browser/src/dom/dom_adapter';
import {Component, Directive} from '@angular/core';
import {ElementRef} from '@angular/core/src/linker/element_ref';
import {AsyncTestCompleter} from '@angular/core/testing/testing_internal';
export function main() {
describe('non-bindable', () => {
it('should not interpolate children',
inject(
[TestComponentBuilder, AsyncTestCompleter],
(tcb: TestComponentBuilder, async: AsyncTestCompleter) => {
var template = '<div>{{text}}<span ngNonBindable>{{text}}</span></div>';
tcb.overrideTemplate(TestComponent, template)
.createAsync(TestComponent)
.then((fixture) => {
fixture.detectChanges();
expect(fixture.debugElement.nativeElement).toHaveText('foo{{text}}');
async.done();
});
}));
it('should ignore directives on child nodes',
inject(
[TestComponentBuilder, AsyncTestCompleter],
(tcb: TestComponentBuilder, async: AsyncTestCompleter) => {
var template = '<div ngNonBindable><span id=child test-dec>{{text}}</span></div>';
tcb.overrideTemplate(TestComponent, template)
.createAsync(TestComponent)
.then((fixture) => {
fixture.detectChanges();
// We must use getDOM().querySelector instead of fixture.query here
// since the elements inside are not compiled.
var span = getDOM().querySelector(fixture.debugElement.nativeElement, '#child');
expect(getDOM().hasClass(span, 'compiled')).toBeFalsy();
async.done();
});
}));
it('should trigger directives on the same node',
inject(
[TestComponentBuilder, AsyncTestCompleter],
(tcb: TestComponentBuilder, async: AsyncTestCompleter) => {
var template = '<div><span id=child ngNonBindable test-dec>{{text}}</span></div>';
tcb.overrideTemplate(TestComponent, template)
.createAsync(TestComponent)
.then((fixture) => {
fixture.detectChanges();
var span = getDOM().querySelector(fixture.debugElement.nativeElement, '#child');
expect(getDOM().hasClass(span, 'compiled')).toBeTruthy();
async.done();
});
}));
})
}
@Directive({selector: '[test-dec]'})
class TestDirective {
constructor(el: ElementRef) { getDOM().addClass(el.nativeElement, 'compiled'); }
}
@Component({selector: 'test-cmp', directives: [TestDirective], template: ''})
class TestComponent {
text: string;
constructor() { this.text = 'foo'; }
}