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

115 lines
3.3 KiB
TypeScript

/**
* @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 {Observable, observable, of} from 'rxjs';
import {pairwise, partition, pluck} from 'rxjs/operators';
import {ifEnvSupports} from '../test-util';
import {supportFeature} from './rxjs.util';
describe('Observable.map', () => {
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('pairwise func callback should run in the correct zone', () => {
observable1 = constructorZone1.run(() => {
return of(1, 2, 3).pipe(pairwise());
});
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');
});
});
expect(log).toEqual([[1, 2], [2, 3], 'completed']);
});
it('partition func callback should run in the correct zone', () => {
const partitionZone = Zone.current.fork({name: 'Partition Zone1'});
const observable1: any = constructorZone1.run(() => {
return of(1, 2, 3);
});
const part: any = partitionZone.run(() => {
return observable1.pipe(partition((val: any) => {
expect(Zone.current.name).toEqual(partitionZone.name);
return val % 2 === 0;
}));
});
subscriptionZone.run(() => {
part[0].subscribe(
(result: any) => {
expect(Zone.current.name).toEqual(subscriptionZone.name);
log.push('first' + result);
},
() => {
fail('should not call error');
},
() => {
expect(Zone.current.name).toEqual(subscriptionZone.name);
log.push('completed');
});
part[1].subscribe(
(result: any) => {
expect(Zone.current.name).toEqual(subscriptionZone.name);
log.push('second' + result);
},
() => {
fail('should not call error');
},
() => {
expect(Zone.current.name).toEqual(subscriptionZone.name);
log.push('completed');
});
});
expect(log).toEqual(['first2', 'completed', 'second1', 'second3', 'completed']);
});
it('pluck func callback should run in the correct zone', () => {
observable1 = constructorZone1.run(() => {
return of({a: 1, b: 2}, {a: 3, b: 4}).pipe(pluck('a'));
});
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');
});
});
expect(log).toEqual([1, 3, 'completed']);
});
});