| // Copyright (c) 2012, 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 = 2.7 |
| |
| library async_helper; |
| |
| /** |
| * Asynchronous test runner. |
| * |
| * [test] is a one argument function which must accept a one argument |
| * function (onDone). The test function may start asynchronous tasks, |
| * and must call onDone exactly once when all asynchronous tasks have |
| * completed. The argument to onDone is a bool which indicates |
| * success of the complete test. |
| */ |
| void asyncTest(void test(void onDone(bool success))) { |
| onDone(bool success) { |
| if (!success) throw 'test failed'; |
| print('unittest-suite-success'); |
| } |
| |
| test(onDone); |
| print('unittest-suite-wait-for-done'); |
| } |