/** * @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 */ /** * Test MessagePort monkey patch. */ describe('MessagePort onproperties', () => { let iframe: any; beforeEach(() => { iframe = document.createElement('iframe'); const html = ` `; iframe.src = 'data:text/html;charset=utf-8,' + encodeURI(html); }); afterEach(() => { if (iframe) { document.body.removeChild(iframe); } }); it('onmessge should in the zone', (done) => { const channel = new MessageChannel(); const zone = Zone.current.fork({name: 'zone'}); iframe.onload = function() { zone.run(() => { channel.port1.onmessage = function() { expect(Zone.current.name).toBe(zone.name); done(); }; Zone.current.fork({name: 'zone1'}).run(() => { iframe.contentWindow.postMessage('Hello from the main page!', '*', [channel.port2]); }); }); }; document.body.appendChild(iframe); }); });