build: move zone.js to angular repo (#30962)

PR Close #30962

packages/zone.js/test/rxjs/rxjs.fromEvent.spec.ts

@@ -0,0 +1,95 @@
+/**
+ * @license
+ * Copyright Google Inc. All Rights Reserved.
+ *
+ * Use of this source code is governed by an MIT-style license that can be
+ * found in the LICENSE file at https://angular.io/license
+ */
+
+import {Observable, fromEvent, fromEventPattern} from 'rxjs';
+
+import {isBrowser} from '../../lib/common/utils';
+import {ifEnvSupports} from '../test-util';
+
+function isEventTarget() {
+  return isBrowser;
+}
+
+(isEventTarget as any).message = 'EventTargetTest';
+
+describe('Observable.fromEvent', () => {
+  let log: any[];
+  const constructorZone1: Zone = Zone.current.fork({name: 'Constructor Zone1'});
+  const subscriptionZone: Zone = Zone.current.fork({name: 'Subscription Zone'});
+  const triggerZone: Zone = Zone.current.fork({name: 'Trigger Zone'});
+  let observable1: Observable<any>;
+
+  beforeEach(() => { log = []; });
+
+  it('fromEvent EventTarget func callback should run in the correct zone',
+     ifEnvSupports(isEventTarget, () => {
+       observable1 = constructorZone1.run(() => { return fromEvent(document, 'click'); });
+
+       const clickEvent = document.createEvent('Event');
+       clickEvent.initEvent('click', true, true);
+
+       subscriptionZone.run(() => {
+         observable1.subscribe(
+             (result: any) => {
+               expect(Zone.current.name).toEqual(subscriptionZone.name);
+               log.push(result);
+             },
+             () => { fail('should not call error'); },
+             () => {
+               expect(Zone.current.name).toEqual(subscriptionZone.name);
+               log.push('completed');
+             });
+       });
+
+       triggerZone.run(() => { document.dispatchEvent(clickEvent); });
+
+       expect(log).toEqual([clickEvent]);
+     }));
+
+  it('fromEventPattern EventTarget func callback should run in the correct zone',
+     ifEnvSupports(isEventTarget, () => {
+       const button = document.createElement('button');
+       document.body.appendChild(button);
+       observable1 = constructorZone1.run(() => {
+         return fromEventPattern(
+             (handler: any) => {
+               expect(Zone.current.name).toEqual(constructorZone1.name);
+               button.addEventListener('click', handler);
+               log.push('addListener');
+             },
+             (handler: any) => {
+               expect(Zone.current.name).toEqual(constructorZone1.name);
+               button.removeEventListener('click', handler);
+               document.body.removeChild(button);
+               log.push('removeListener');
+             });
+       });
+
+       const clickEvent = document.createEvent('Event');
+       clickEvent.initEvent('click', false, false);
+
+       const subscriper: any = subscriptionZone.run(() => {
+         return observable1.subscribe(
+             (result: any) => {
+               expect(Zone.current.name).toEqual(subscriptionZone.name);
+               log.push(result);
+             },
+             () => { fail('should not call error'); },
+             () => {
+               expect(Zone.current.name).toEqual(subscriptionZone.name);
+               log.push('completed');
+             });
+       });
+
+       triggerZone.run(() => {
+         button.dispatchEvent(clickEvent);
+         subscriper.complete();
+       });
+       expect(log).toEqual(['addListener', clickEvent, 'completed', 'removeListener']);
+     }));
+});