87 lines
		
	
	
		
			3.0 KiB
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
			
		
		
	
	
			87 lines
		
	
	
		
			3.0 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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| 
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| import {Observable, asapScheduler, concat, range} from 'rxjs';
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| 
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| import {asyncTest} from '../test-util';
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| 
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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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| 
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|   let concatObservable: any;
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| 
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|   beforeEach(() => { 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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| 
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|     observable2 = constructorZone2.run(() => { return range(3, 4); });
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| 
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|     constructorZone3.run(() => { 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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| 
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|     expect(log).toEqual([1, 2, 3, 4, 5, 6]);
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|   });
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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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| 
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|        observable2 = constructorZone2.run(() => { 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) => { fail('subscribe failed' + error); },
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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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| 
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|        expect(log).toEqual([]);
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|      }, Zone.root));
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| });
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