angular-cn/packages/zone.js/test/rxjs/rxjs.throw.spec.ts

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/**
* @license
* Copyright Google LLC 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 {asapScheduler, Observable, throwError} from 'rxjs';
import {asyncTest} from '../test-util';
describe('Observable.throw', () => {
let log: any[];
const constructorZone1: Zone = Zone.current.fork({name: 'Constructor Zone1'});
const subscriptionZone: Zone = Zone.current.fork({name: 'Subscription Zone'});
let observable1: Observable<any>;
beforeEach(() => {
log = [];
});
it('throw func callback should run in the correct zone', () => {
let error = new Error('test');
observable1 = constructorZone1.run(() => {
return throwError(error);
});
subscriptionZone.run(() => {
observable1.subscribe(
(result: any) => {
fail('should not call next');
},
(error: any) => {
log.push(error);
expect(Zone.current.name).toEqual(subscriptionZone.name);
},
() => {
fail('should not call complete');
});
});
expect(log).toEqual([error]);
});
it('throw func callback should run in the correct zone with scheduler', asyncTest((done: any) => {
const constructorZone1: Zone = Zone.current.fork({name: 'Constructor Zone1'});
const subscriptionZone: Zone = Zone.current.fork({name: 'Subscription Zone'});
let error = new Error('test');
observable1 = constructorZone1.run(() => {
return throwError(error, asapScheduler);
});
subscriptionZone.run(() => {
observable1.subscribe(
(result: any) => {
fail('should not call next');
},
(error: any) => {
log.push(error);
expect(Zone.current.name).toEqual(subscriptionZone.name);
expect(log).toEqual([error]);
done();
},
() => {
fail('should not call complete');
});
});
expect(log).toEqual([]);
}, Zone.root));
});