96 lines
		
	
	
		
			3.2 KiB
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
			
		
		
	
	
			96 lines
		
	
	
		
			3.2 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, fromEvent, fromEventPattern} from 'rxjs';
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| 
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| import {isBrowser} from '../../lib/common/utils';
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| import {ifEnvSupports} from '../test-util';
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| 
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| function isEventTarget() {
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|   return isBrowser;
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| }
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| 
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| (isEventTarget as any).message = 'EventTargetTest';
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| 
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| describe('Observable.fromEvent', () => {
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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 subscriptionZone: Zone = Zone.current.fork({name: 'Subscription Zone'});
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|   const triggerZone: Zone = Zone.current.fork({name: 'Trigger Zone'});
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|   let observable1: Observable<any>;
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| 
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|   beforeEach(() => { log = []; });
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| 
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|   it('fromEvent EventTarget func callback should run in the correct zone',
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|      ifEnvSupports(isEventTarget, () => {
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|        observable1 = constructorZone1.run(() => { return fromEvent(document, 'click'); });
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| 
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|        const clickEvent = document.createEvent('Event');
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|        clickEvent.initEvent('click', true, true);
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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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|                expect(Zone.current.name).toEqual(subscriptionZone.name);
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|                log.push(result);
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|              },
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|              () => { fail('should not call error'); },
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|              () => {
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|                expect(Zone.current.name).toEqual(subscriptionZone.name);
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|                log.push('completed');
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|              });
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|        });
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| 
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|        triggerZone.run(() => { document.dispatchEvent(clickEvent); });
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| 
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|        expect(log).toEqual([clickEvent]);
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|      }));
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| 
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|   it('fromEventPattern EventTarget func callback should run in the correct zone',
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|      ifEnvSupports(isEventTarget, () => {
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|        const button = document.createElement('button');
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|        document.body.appendChild(button);
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|        observable1 = constructorZone1.run(() => {
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|          return fromEventPattern(
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|              (handler: any) => {
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|                expect(Zone.current.name).toEqual(constructorZone1.name);
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|                button.addEventListener('click', handler);
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|                log.push('addListener');
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|              },
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|              (handler: any) => {
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|                expect(Zone.current.name).toEqual(constructorZone1.name);
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|                button.removeEventListener('click', handler);
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|                document.body.removeChild(button);
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|                log.push('removeListener');
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|              });
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|        });
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| 
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|        const clickEvent = document.createEvent('Event');
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|        clickEvent.initEvent('click', false, false);
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| 
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|        const subscriper: any = subscriptionZone.run(() => {
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|          return observable1.subscribe(
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|              (result: any) => {
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|                expect(Zone.current.name).toEqual(subscriptionZone.name);
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|                log.push(result);
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|              },
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|              () => { fail('should not call error'); },
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|              () => {
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|                expect(Zone.current.name).toEqual(subscriptionZone.name);
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|                log.push('completed');
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|              });
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|        });
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| 
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|        triggerZone.run(() => {
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|          button.dispatchEvent(clickEvent);
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|          subscriper.complete();
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|        });
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|        expect(log).toEqual(['addListener', clickEvent, 'completed', 'removeListener']);
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|      }));
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| });
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