134 lines
4.5 KiB
TypeScript
134 lines
4.5 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 {NgModule, Testability, destroyPlatform} from '@angular/core';
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import {NgZone} from '@angular/core/src/zone/ng_zone';
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import {fakeAsync, flush, tick} 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 {UpgradeModule} 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, withEachNg1Version} from '../test_helpers';
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withEachNg1Version(() => {
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describe('testability', () => {
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beforeEach(() => destroyPlatform());
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afterEach(() => destroyPlatform());
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@NgModule({imports: [BrowserModule, UpgradeModule]})
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class Ng2Module {
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ngDoBootstrap() {}
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}
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it('should handle deferred bootstrap', fakeAsync(() => {
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let applicationRunning = false;
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let stayedInTheZone: boolean = undefined !;
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const ng1Module = angular.module('ng1', []).run(() => {
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applicationRunning = true;
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stayedInTheZone = NgZone.isInAngularZone();
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});
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const element = html('<div></div>');
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window.name = 'NG_DEFER_BOOTSTRAP!' + window.name;
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bootstrap(platformBrowserDynamic(), Ng2Module, element, ng1Module);
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setTimeout(() => { (<any>window).angular.resumeBootstrap(); }, 100);
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expect(applicationRunning).toEqual(false);
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tick(100);
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expect(applicationRunning).toEqual(true);
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expect(stayedInTheZone).toEqual(true);
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}));
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it('should propagate return value of resumeBootstrap', fakeAsync(() => {
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const ng1Module = angular.module('ng1', []);
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let a1Injector: angular.IInjectorService|undefined;
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ng1Module.run([
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'$injector', function($injector: angular.IInjectorService) { a1Injector = $injector; }
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]);
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const element = html('<div></div>');
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window.name = 'NG_DEFER_BOOTSTRAP!' + window.name;
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bootstrap(platformBrowserDynamic(), Ng2Module, element, ng1Module);
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tick(100);
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const value = (<any>window).angular.resumeBootstrap();
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expect(value).toBe(a1Injector);
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flush();
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}));
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it('should wait for ng2 testability', fakeAsync(() => {
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const ng1Module = angular.module('ng1', []);
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const element = html('<div></div>');
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bootstrap(platformBrowserDynamic(), Ng2Module, element, ng1Module).then((upgrade) => {
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const ng2Testability: Testability = upgrade.injector.get(Testability);
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ng2Testability.increasePendingRequestCount();
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let ng2Stable = false;
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let ng1Stable = false;
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angular.getTestability(element).whenStable(() => { ng1Stable = true; });
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setTimeout(() => {
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ng2Stable = true;
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ng2Testability.decreasePendingRequestCount();
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}, 100);
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expect(ng1Stable).toEqual(false);
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expect(ng2Stable).toEqual(false);
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tick(100);
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expect(ng1Stable).toEqual(true);
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expect(ng2Stable).toEqual(true);
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});
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}));
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it('should not wait for $interval', fakeAsync(() => {
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const ng1Module = angular.module('ng1', []);
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const element = html('<div></div>');
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bootstrap(platformBrowserDynamic(), Ng2Module, element, ng1Module).then((upgrade) => {
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const ng2Testability: Testability = upgrade.injector.get(Testability);
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const $interval: angular.IIntervalService = upgrade.$injector.get('$interval');
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let ng2Stable = false;
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let intervalDone = false;
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const id = $interval((arg: string) => {
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// should only be called once
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expect(intervalDone).toEqual(false);
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intervalDone = true;
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expect(NgZone.isInAngularZone()).toEqual(true);
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expect(arg).toEqual('passed argument');
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}, 200, 0, true, 'passed argument');
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ng2Testability.whenStable(() => { ng2Stable = true; });
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tick(100);
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expect(intervalDone).toEqual(false);
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expect(ng2Stable).toEqual(true);
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tick(200);
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expect(intervalDone).toEqual(true);
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expect($interval.cancel(id)).toEqual(true);
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// Interval should not fire after cancel
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tick(200);
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});
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}));
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});
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});
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