98 lines
3.0 KiB
TypeScript
98 lines
3.0 KiB
TypeScript
/**
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* @license
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* Copyright Google LLC 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 {asapScheduler, concat, Observable, range} from 'rxjs';
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import {asyncTest} from '../test-util';
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describe('Observable.concat', () => {
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let log: any[];
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const constructorZone1: Zone = Zone.current.fork({name: 'Constructor Zone1'});
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const constructorZone2: Zone = Zone.current.fork({name: 'Constructor Zone2'});
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const constructorZone3: Zone = Zone.current.fork({name: 'Constructor Zone3'});
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const subscriptionZone: Zone = Zone.current.fork({name: 'Subscription Zone'});
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let observable1: Observable<any>;
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let observable2: any;
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let concatObservable: any;
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beforeEach(() => {
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log = [];
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});
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it('concat func callback should run in the correct zone', () => {
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observable1 = constructorZone1.run(() => {
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return new Observable(subscriber => {
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expect(Zone.current.name).toEqual(constructorZone1.name);
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subscriber.next(1);
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subscriber.next(2);
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subscriber.complete();
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});
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});
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observable2 = constructorZone2.run(() => {
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return range(3, 4);
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});
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constructorZone3.run(() => {
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concatObservable = concat(observable1, observable2);
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});
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subscriptionZone.run(() => {
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concatObservable.subscribe((concat: any) => {
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expect(Zone.current.name).toEqual(subscriptionZone.name);
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log.push(concat);
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});
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});
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expect(log).toEqual([1, 2, 3, 4, 5, 6]);
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});
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it('concat func callback should run in the correct zone with scheduler',
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asyncTest((done: any) => {
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const constructorZone1: Zone = Zone.current.fork({name: 'Constructor Zone1'});
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const constructorZone2: Zone = Zone.current.fork({name: 'Constructor Zone2'});
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const constructorZone3: Zone = Zone.current.fork({name: 'Constructor Zone3'});
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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 new Observable(subscriber => {
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expect(Zone.current.name).toEqual(constructorZone1.name);
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subscriber.next(1);
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subscriber.next(2);
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subscriber.complete();
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});
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});
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observable2 = constructorZone2.run(() => {
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return range(3, 4);
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});
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constructorZone3.run(() => {
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concatObservable = concat(observable1, observable2, asapScheduler);
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});
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subscriptionZone.run(() => {
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concatObservable.subscribe(
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(concat: any) => {
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expect(Zone.current.name).toEqual(subscriptionZone.name);
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log.push(concat);
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},
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(error: any) => {
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fail('subscribe failed' + error);
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},
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() => {
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expect(Zone.current.name).toEqual(subscriptionZone.name);
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expect(log).toEqual([1, 2, 3, 4, 5, 6]);
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done();
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});
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});
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expect(log).toEqual([]);
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}, Zone.root));
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});
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