88 lines
3.3 KiB
TypeScript
88 lines
3.3 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, ElementRef, Injector, Input, NgModule, destroyPlatform} from '@angular/core';
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import {async} from '@angular/core/testing';
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import {BrowserModule} from '@angular/platform-browser';
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import {platformBrowserDynamic} from '@angular/platform-browser-dynamic';
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import {UpgradeComponent, UpgradeModule, downgradeComponent} from '@angular/upgrade/static';
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import * as angular from '@angular/upgrade/static/src/common/angular1';
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import {bootstrap, html, multiTrim, withEachNg1Version} from '../test_helpers';
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withEachNg1Version(() => {
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describe('examples', () => {
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beforeEach(() => destroyPlatform());
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afterEach(() => destroyPlatform());
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it('should have AngularJS loaded', () => expect(angular.version.major).toBe(1));
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it('should verify UpgradeAdapter example', async(() => {
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// This is wrapping (upgrading) an AngularJS component to be used in an Angular
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// component
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@Directive({selector: 'ng1'})
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class Ng1Component extends UpgradeComponent {
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@Input() title: string;
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constructor(elementRef: ElementRef, injector: Injector) {
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super('ng1', elementRef, injector);
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}
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}
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// This is an Angular component that will be downgraded
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@Component({
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selector: 'ng2',
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template: 'ng2[<ng1 [title]="nameProp">transclude</ng1>](<ng-content></ng-content>)'
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})
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class Ng2Component {
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@Input('name') nameProp: string;
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}
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// This module represents the Angular pieces of the application
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@NgModule({
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declarations: [Ng1Component, Ng2Component],
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entryComponents: [Ng2Component],
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imports: [BrowserModule, UpgradeModule]
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})
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class Ng2Module {
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ngDoBootstrap() { /* this is a placeholder to stop the bootstrapper from complaining */
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}
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}
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// This module represents the AngularJS pieces of the application
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const ng1Module =
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angular
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.module('myExample', [])
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// This is an AngularJS component that will be upgraded
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.directive(
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'ng1',
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() => {
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return {
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scope: {title: '='},
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transclude: true,
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template: 'ng1[Hello {{title}}!](<span ng-transclude></span>)'
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};
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})
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// This is wrapping (downgrading) an Angular component to be used in AngularJS
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.directive('ng2', downgradeComponent({component: Ng2Component}));
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// This is the (AngularJS) application bootstrap element
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// Notice that it is actually a downgraded Angular component
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const element = html('<ng2 name="World">project</ng2>');
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// Let's use a helper function to make this simpler
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bootstrap(platformBrowserDynamic(), Ng2Module, element, ng1Module).then(upgrade => {
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expect(multiTrim(element.textContent))
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.toBe('ng2[ng1[Hello World!](transclude)](project)');
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});
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}));
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});
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});
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