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

65 lines
2.5 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 {Component, Directive} from '@angular/core';
import {ElementRef} from '@angular/core/src/linker/element_ref';
import {TestBed, async} from '@angular/core/testing';
import {getDOM} from '@angular/platform-browser/src/dom/dom_adapter';
import {expect} from '@angular/platform-browser/testing/matchers';
export function main() {
describe('non-bindable', () => {
beforeEach(() => {
TestBed.configureTestingModule({
declarations: [TestComponent, TestDirective],
});
});
it('should not interpolate children', async(() => {
var template = '<div>{{text}}<span ngNonBindable>{{text}}</span></div>';
TestBed.overrideComponent(TestComponent, {set: {template: template}});
let fixture = TestBed.createComponent(TestComponent);
fixture.detectChanges();
expect(fixture.debugElement.nativeElement).toHaveText('foo{{text}}');
}));
it('should ignore directives on child nodes', async(() => {
var template = '<div ngNonBindable><span id=child test-dec>{{text}}</span></div>';
TestBed.overrideComponent(TestComponent, {set: {template: template}});
let fixture = TestBed.createComponent(TestComponent);
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();
}));
it('should trigger directives on the same node', async(() => {
var template = '<div><span id=child ngNonBindable test-dec>{{text}}</span></div>';
TestBed.overrideComponent(TestComponent, {set: {template: template}});
let fixture = TestBed.createComponent(TestComponent);
fixture.detectChanges();
var span = getDOM().querySelector(fixture.debugElement.nativeElement, '#child');
expect(getDOM().hasClass(span, 'compiled')).toBeTruthy();
}));
});
}
@Directive({selector: '[test-dec]'})
class TestDirective {
constructor(el: ElementRef) { getDOM().addClass(el.nativeElement, 'compiled'); }
}
@Component({selector: 'test-cmp', template: ''})
class TestComponent {
text: string;
constructor() { this.text = 'foo'; }
}