| library AsyncWindowTest; |
| import '../../pkg/unittest/lib/unittest.dart'; |
| import '../../pkg/unittest/lib/html_config.dart'; |
| import 'dart:html'; |
| import 'dart:async'; |
| |
| main() { |
| useHtmlConfiguration(); |
| test('Timer', () { |
| new Timer(const Duration(milliseconds: 10), expectAsync0((){})); |
| }); |
| test('Timer.periodic', () { |
| int counter = 0; |
| int id = null; |
| new Timer.periodic(const Duration(milliseconds: 10), |
| expectAsyncUntil1( |
| (timer) { |
| if (counter == 3) { |
| counter = 1024; |
| timer.cancel(); |
| // Wait some more time to be sure callback won't be invoked any |
| // more. |
| new Timer(const Duration(milliseconds: 50), expectAsync0((){})); |
| return; |
| } |
| // As callback should have been cleared on 4th invocation, counter |
| // should never be greater than 3. |
| assert(counter < 3); |
| counter++; |
| }, |
| () => counter == 3)); |
| }); |
| } |