63 lines
2.3 KiB
TypeScript
63 lines
2.3 KiB
TypeScript
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/**
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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 {Observable, of , timer} from 'rxjs';
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import {delay, delayWhen} from 'rxjs/operators';
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import {asyncTest} from '../test-util';
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describe('Observable.delay', () => {
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let log: any[];
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let observable1: Observable<any>;
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beforeEach(() => { log = []; });
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it('delay func callback should run in the correct zone', asyncTest((done: any) => {
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const constructorZone1: Zone = Zone.current.fork({name: 'Constructor Zone1'});
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const subscriptionZone: Zone = Zone.current.fork({name: 'Subscription Zone'});
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observable1 = constructorZone1.run(() => { return of (1, 2, 3).pipe(delay(100)); });
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subscriptionZone.run(() => {
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observable1.subscribe(
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(result: any) => {
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log.push(result);
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expect(Zone.current.name).toEqual(subscriptionZone.name);
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},
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() => { fail('should not call error'); },
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() => {
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log.push('completed');
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expect(Zone.current.name).toEqual(subscriptionZone.name);
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expect(log).toEqual([1, 2, 3, 'completed']);
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done();
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});
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});
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}, Zone.root));
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it('delayWhen func callback should run in the correct zone', asyncTest((done: any) => {
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const constructorZone1: Zone = Zone.current.fork({name: 'Constructor Zone1'});
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const subscriptionZone: Zone = Zone.current.fork({name: 'Subscription Zone'});
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observable1 = constructorZone1.run(
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() => { return of (1, 2, 3).pipe(delayWhen((v: any) => { return timer(v * 10); })); });
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subscriptionZone.run(() => {
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observable1.subscribe(
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(result: any) => {
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log.push(result);
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expect(Zone.current.name).toEqual(subscriptionZone.name);
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},
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() => { fail('should not call error'); },
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() => {
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log.push('completed');
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expect(Zone.current.name).toEqual(subscriptionZone.name);
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expect(log).toEqual([1, 2, 3, 'completed']);
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done();
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});
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});
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}, Zone.root));
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});
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