109 lines
3.3 KiB
TypeScript
109 lines
3.3 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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import {Observable, asapScheduler, bindCallback, bindNodeCallback} from 'rxjs';
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import {asyncTest} from '../test-util';
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describe('Observable.bindNodeCallback', () => {
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let log: any[];
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const constructorZone: Zone = Zone.root.fork({name: 'Constructor Zone'});
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const subscriptionZone: Zone = Zone.root.fork({name: 'Subscription Zone'});
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let func: any;
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let boundFunc: any;
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let observable: any;
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beforeEach(() => { log = []; });
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it('bindNodeCallback func callback should run in the correct zone', () => {
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constructorZone.run(() => {
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func = function(arg: any, callback: (error: any, result: any) => any) {
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expect(Zone.current.name).toEqual(constructorZone.name);
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callback(null, arg);
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};
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boundFunc = bindNodeCallback(func);
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observable = boundFunc('test');
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});
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subscriptionZone.run(() => {
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observable.subscribe((arg: any) => {
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expect(Zone.current.name).toEqual(subscriptionZone.name);
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log.push('next' + arg);
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});
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});
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expect(log).toEqual(['nexttest']);
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});
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it('bindNodeCallback with selector should run in correct zone', () => {
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constructorZone.run(() => {
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func = function(arg: any, callback: (error: any, result: any) => any) {
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expect(Zone.current.name).toEqual(constructorZone.name);
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callback(null, arg);
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};
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boundFunc = bindNodeCallback(func, (arg: any) => {
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expect(Zone.current.name).toEqual(constructorZone.name);
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return 'selector' + arg;
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});
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observable = boundFunc('test');
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});
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subscriptionZone.run(() => {
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observable.subscribe((arg: any) => {
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expect(Zone.current.name).toEqual(subscriptionZone.name);
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log.push('next' + arg);
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});
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});
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expect(log).toEqual(['nextselectortest']);
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});
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it('bindNodeCallback with async scheduler should run in correct zone', asyncTest((done: any) => {
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constructorZone.run(() => {
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func = function(arg: any, callback: (error: any, result: any) => any) {
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expect(Zone.current.name).toEqual(constructorZone.name);
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callback(null, arg);
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};
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boundFunc = bindCallback(func, () => true, asapScheduler);
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observable = boundFunc('test');
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});
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subscriptionZone.run(() => {
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observable.subscribe((arg: any) => {
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expect(Zone.current.name).toEqual(subscriptionZone.name);
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log.push('next' + arg);
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done();
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});
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});
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expect(log).toEqual([]);
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}));
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it('bindNodeCallback call with error should run in correct zone', () => {
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constructorZone.run(() => {
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func = function(arg: any, callback: (error: any, result: any) => any) {
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expect(Zone.current.name).toEqual(constructorZone.name);
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callback(arg, null);
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};
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boundFunc = bindCallback(func);
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observable = boundFunc('test');
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});
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subscriptionZone.run(() => {
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observable.subscribe(
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(arg: any) => {
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expect(Zone.current.name).toEqual(subscriptionZone.name);
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log.push('next' + arg);
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},
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(error: any) => { log.push('error' + error); });
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});
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expect(log).toEqual(['nexttest,']);
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});
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});
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