Lasse R.H. Nielsen
b1eeacc30a
Add simplified unittest replacement to package:expect. (It is used in multi-tests, so it needs to be in an accessible place without using ".." in its path). Change-Id: I60aa212ed67ffbdda17ca18fce1cdff16237f4fe Reviewed-on: https://dart-review.googlesource.com/65700 Commit-Queue: Lasse R.H. Nielsen <lrn@google.com> Reviewed-by: Jenny Messerly <jmesserly@google.com>
39 lines
1.1 KiB
Dart
39 lines
1.1 KiB
Dart
// Copyright (c) 2012, 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 multiple_timer_test;
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import 'dart:isolate';
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import 'dart:async';
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import 'package:expect/async_minitest.dart';
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const Duration TIMEOUT = const Duration(milliseconds: 100);
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// Some browsers (Firefox and IE so far) can trigger too early. Add a safety
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// margin. We use identical(1, 1.0) as an easy way to know if the test is
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// compiled by dart2js.
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int get safetyMargin => identical(1, 1.0) ? 100 : 0;
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createTimer(replyTo) {
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new Timer(TIMEOUT, () {
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replyTo.send("timer_fired");
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});
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}
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main() {
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test("timer in isolate", () {
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Stopwatch stopwatch = new Stopwatch();
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ReceivePort port = new ReceivePort();
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port.first.then(expectAsync((msg) {
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expect("timer_fired", msg);
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expect(stopwatch.elapsedMilliseconds + safetyMargin,
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greaterThanOrEqualTo(TIMEOUT.inMilliseconds));
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}));
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stopwatch.start();
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var remote = Isolate.spawn(createTimer, port.sendPort);
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});
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}
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