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1 // Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2011, 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:io"); | 5 #import("dart:io"); |
6 | 6 |
7 class TimerTest { | 7 class TimerTest { |
8 | 8 |
9 static final int _STARTTIMEOUT = 1050; | 9 static final int _STARTTIMEOUT = 1050; |
10 static final int _DECREASE = 200; | 10 static final int _DECREASE = 200; |
11 static final int _ITERATIONS = 5; | 11 static final int _ITERATIONS = 5; |
12 | 12 |
13 static void testSimpleTimer() { | 13 static void testSimpleTimer() { |
14 | 14 |
15 void timeoutHandler(Timer timer) { | 15 void timeoutHandler(Timer timer) { |
16 int endTime = (new Date.now()).value; | 16 int endTime = (new Date.now()).value; |
17 Expect.equals(true, (endTime - _startTime) >= _timeout); | 17 Expect.equals(true, (endTime - _startTime) >= _timeout); |
18 if (_iteration < _ITERATIONS) { | 18 if (_iteration < _ITERATIONS) { |
19 _iteration++; | 19 _iteration++; |
20 _timeout = _timeout - _DECREASE; | 20 _timeout = _timeout - _DECREASE; |
21 _startTime = (new Date.now()).value; | 21 _startTime = (new Date.now()).value; |
22 new Timer(timeoutHandler, _timeout); | 22 new Timer(_timeout, timeoutHandler); |
23 } | 23 } |
24 } | 24 } |
25 | 25 |
26 _iteration = 0; | 26 _iteration = 0; |
27 _timeout = _STARTTIMEOUT; | 27 _timeout = _STARTTIMEOUT; |
28 _startTime = (new Date.now()).value; | 28 _startTime = (new Date.now()).value; |
29 new Timer(timeoutHandler, _timeout); | 29 new Timer(_timeout, timeoutHandler); |
30 } | 30 } |
31 | 31 |
32 static void testMain() { | 32 static void testMain() { |
33 testSimpleTimer(); | 33 testSimpleTimer(); |
34 } | 34 } |
35 | 35 |
36 static int _startTime; | 36 static int _startTime; |
37 static int _timeout; | 37 static int _timeout; |
38 static int _iteration; | 38 static int _iteration; |
39 } | 39 } |
40 | 40 |
41 main() { | 41 main() { |
42 TimerTest.testMain(); | 42 TimerTest.testMain(); |
43 } | 43 } |
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