| // Copyright (c) 2015, 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. |
| |
| // @dart = 2.9 |
| |
| // This test may crash dart2js. |
| |
| import "dart:async"; |
| import "package:expect/expect.dart"; |
| import "package:async_helper/async_helper.dart"; |
| |
| main() { |
| var res = []; |
| fisk() async* { |
| res.add("+fisk"); |
| try { |
| for (int i = 0; i < 2; i++) { |
| yield await new Future.microtask(() => i); |
| } |
| } finally { |
| res.add("-fisk"); |
| } |
| } |
| |
| fugl(int count) async { |
| res.add("fisk $count"); |
| try { |
| await for (int i in fisk().take(count)) res.add(i); |
| } finally { |
| res.add("done"); |
| } |
| } |
| |
| asyncStart(); |
| fugl(3) |
| .whenComplete(() => fugl(2)) |
| .whenComplete(() => fugl(1)) |
| .whenComplete(() { |
| Expect.listEquals([ |
| "fisk 3", |
| "+fisk", |
| 0, |
| 1, |
| "-fisk", |
| "done", |
| "fisk 2", |
| "+fisk", |
| 0, |
| 1, |
| "-fisk", |
| "done", |
| "fisk 1", |
| "+fisk", |
| 0, |
| "-fisk", |
| "done" |
| ], res); |
| asyncEnd(); |
| }); |
| } |