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Side by Side Diff: tests/lib/async/stream_periodic5_test.dart

Issue 2656743002: Remove package:unittest from some tests (Closed)
Patch Set: Created 3 years, 11 months ago
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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file 1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file
2 // for details. All rights reserved. Use of this source code is governed by a 2 // for details. All rights reserved. Use of this source code is governed by a
3 // BSD-style license that can be found in the LICENSE file. 3 // BSD-style license that can be found in the LICENSE file.
4 4
5 // Test merging streams. 5 // Test merging streams.
6 library dart.test.stream_from_iterable; 6 library dart.test.stream_from_iterable;
7 7
8 import "dart:async"; 8 import "dart:async";
9 import 'package:unittest/unittest.dart'; 9 import 'package:test/test.dart';
10 10
11 watchMs(Stopwatch watch) { 11 watchMs(Stopwatch watch) {
12 int microsecs = watch.elapsedMicroseconds; 12 int microsecs = watch.elapsedMicroseconds;
13 // Give it some slack. The Stopwatch is more precise than the timers. This 13 // Give it some slack. The Stopwatch is more precise than the timers. This
14 // means that we sometimes get 3995 microseconds instead of 4+ milliseconds. 14 // means that we sometimes get 3995 microseconds instead of 4+ milliseconds.
15 // 200 microseconds should largely account for this discrepancy. 15 // 200 microseconds should largely account for this discrepancy.
16 return (microsecs + 200) ~/ 1000; 16 return (microsecs + 200) ~/ 1000;
17 } 17 }
18 18
19 main() { 19 main() {
(...skipping 11 matching lines...) Expand all
31 while (watch2.elapsedMilliseconds < 15) { } 31 while (watch2.elapsedMilliseconds < 15) { }
32 // Make sure the stream can be paused when it has overdue events. 32 // Make sure the stream can be paused when it has overdue events.
33 // We just busy waited for 15ms, even though the stream is supposed to 33 // We just busy waited for 15ms, even though the stream is supposed to
34 // emit events every 5ms. 34 // emit events every 5ms.
35 subscription.pause(); 35 subscription.pause();
36 watch.stop(); 36 watch.stop();
37 new Timer(const Duration(milliseconds: 150), () { 37 new Timer(const Duration(milliseconds: 150), () {
38 watch.start(); 38 watch.start();
39 subscription.resume(); 39 subscription.resume();
40 }); 40 });
41 } 41 }
42 }, onDone: expectAsync(() { })); 42 }, onDone: expectAsync(() { }));
43 }); 43 });
44 } 44 }
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