angular-cn/packages/zone.js/test/browser/Worker.spec.ts

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/**
* @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 {zoneSymbol} from '../../lib/common/utils';
import {asyncTest, ifEnvSupports} from '../test-util';
function workerSupport() {
const Worker = (window as any)['Worker'];
if (!Worker) {
return false;
}
const desc = Object.getOwnPropertyDescriptor(Worker.prototype, 'onmessage');
if (!desc || !desc.configurable) {
return false;
}
return true;
}
(workerSupport as any).message = 'Worker Support';
xdescribe('Worker API', ifEnvSupports(workerSupport, function() {
it('Worker API should be patched by Zone', asyncTest((done: Function) => {
const zone: Zone = Zone.current.fork({name: 'worker'});
zone.run(() => {
const worker =
new Worker('/base/angular/packages/zone.js/test/assets/worker.js');
worker.onmessage = function(evt: MessageEvent) {
expect(evt.data).toEqual('worker');
expect(Zone.current.name).toEqual('worker');
done();
};
});
}, Zone.root));
}));