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1 // Copyright (c) 2016, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2016, 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 import "dart:async"; | 5 import "dart:async"; |
6 import "package:expect/expect.dart"; | 6 import "package:expect/expect.dart"; |
7 import "package:async_helper/async_helper.dart"; | 7 import "package:async_helper/async_helper.dart"; |
8 | 8 |
9 // Regression test for http://dartbug.com/27205 | 9 // Regression test for http://dartbug.com/27205 |
10 // If a yield-star completes while the stream is paused, it didn't resume. | 10 // If a yield-star completes while the stream is paused, it didn't resume. |
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24 }); | 24 }); |
25 | 25 |
26 c.future.whenComplete(asyncEnd); | 26 c.future.whenComplete(asyncEnd); |
27 } | 27 } |
28 | 28 |
29 Stream yieldStream(Stream s) async* { | 29 Stream yieldStream(Stream s) async* { |
30 yield* s; | 30 yield* s; |
31 } | 31 } |
32 | 32 |
33 Stream mkStream() { | 33 Stream mkStream() { |
34 var s = new StreamController(sync:true); | 34 var s = new StreamController(sync: true); |
35 // The close event has to be sent and received between | 35 // The close event has to be sent and received between |
36 // the pause and resume above. | 36 // the pause and resume above. |
37 // Using a sync controller and a Timer.run(sub.resume) ensures this. | 37 // Using a sync controller and a Timer.run(sub.resume) ensures this. |
38 Timer.run(() { | 38 Timer.run(() { |
39 s.add("event"); | 39 s.add("event"); |
40 s.close(); | 40 s.close(); |
41 }); | 41 }); |
42 return s.stream; | 42 return s.stream; |
43 } | 43 } |
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