| // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| |
| library worker_test; |
| |
| import 'package:async_helper/async_minitest.dart'; |
| import 'dart:html'; |
| |
| main() { |
| var workerScript = '''postMessage('WorkerMessage');'''; |
| |
| test('unsupported', () { |
| if (!Worker.supported) { |
| expect(() => new Worker('worker.js'), throws); |
| } else { |
| new Worker('worker.js').onError.first.then(expectAsync((e) { |
| // This event is expected, "worker.js" doesn't exist. But the event |
| // *sometimes* propagates to window.onerror in Firefox which causes |
| // this test to fail, so let's stop any further propagation: |
| e.preventDefault(); |
| e.stopImmediatePropagation(); |
| })); |
| } |
| }); |
| |
| if (!Worker.supported) return; |
| |
| test('works', () { |
| // Use Blob to make a local URL so we don't have to have a separate file. |
| // This does not work on browsers using CSP (Content Security Policy). |
| var blob = new Blob([workerScript], 'text/javascript'); |
| var url = Url.createObjectUrl(blob); |
| var worker = new Worker(url); |
| var test = expectAsync((e) { |
| expect(e.data, 'WorkerMessage'); |
| }); |
| worker.onMessage.first.then(test); |
| }); |
| } |