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a925f4770f
Strips out the temporary annotation so all the tests without NNBD related changes can run in strong mode. Change-Id: I88f18916f0c5a45a80eddb73941db19984f0bfcf Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/140652 Commit-Queue: Srujan Gaddam <srujzs@google.com> Reviewed-by: Bob Nystrom <rnystrom@google.com>
40 lines
1.3 KiB
Dart
40 lines
1.3 KiB
Dart
// Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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library worker_test;
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import 'package:async_helper/async_minitest.dart';
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import 'dart:html';
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main() {
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var workerScript = '''postMessage('WorkerMessage');''';
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test('unsupported', () {
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if (!Worker.supported) {
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expect(() => new Worker('worker.js'), throws);
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} else {
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new Worker('worker.js').onError.first.then(expectAsync((e) {
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// This event is expected, "worker.js" doesn't exist. But the event
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// *sometimes* propagates to window.onerror in Firefox which causes
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// this test to fail, so let's stop any further propagation:
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e.preventDefault();
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e.stopImmediatePropagation();
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}));
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}
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});
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if (!Worker.supported) return;
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test('works', () {
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// Use Blob to make a local URL so we don't have to have a separate file.
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// This does not work on browsers using CSP (Content Security Policy).
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var blob = new Blob([workerScript], 'text/javascript');
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var url = Url.createObjectUrl(blob);
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var worker = new Worker(url);
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var test = expectAsync((e) {
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expect(e.data, 'WorkerMessage');
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});
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worker.onMessage.first.then(test);
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});
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}
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