55 lines
1.7 KiB
TypeScript
55 lines
1.7 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 {Observable, of , timer} from 'rxjs';
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import {delayWhen, map, retryWhen} from 'rxjs/operators';
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describe('Observable.retryWhen', () => {
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let log: any[];
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let observable1: Observable<any>;
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let defaultTimeout = jasmine.DEFAULT_TIMEOUT_INTERVAL;
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beforeEach(() => {
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log = [];
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jasmine.DEFAULT_TIMEOUT_INTERVAL = 10000;
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});
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afterEach(() => { jasmine.DEFAULT_TIMEOUT_INTERVAL = defaultTimeout; });
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it('retryWhen func callback should run in the correct zone', (done: DoneFn) => {
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const constructorZone1: Zone = Zone.current.fork({name: 'Constructor Zone'});
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const subscriptionZone: Zone = Zone.current.fork({name: 'Subscription Zone'});
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let isErrorHandled = false;
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observable1 = constructorZone1.run(() => {
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return of (1, 2, 3).pipe(
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map(v => {
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if (v > 2 && !isErrorHandled) {
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isErrorHandled = true;
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throw v;
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}
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return v;
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}),
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retryWhen(err => err.pipe(delayWhen(v => timer(v)))));
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});
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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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(err: any) => { 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, 1, 2, 3, 'completed']);
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done();
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});
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});
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});
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});
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