1 package org.e2etrace.timer;
2
3 /*
4 * Copyright 2006 Gunther Popp
5 *
6 * Licensed under the Apache License, Version 2.0 (the "License");
7 * you may not use this file except in compliance with the License.
8 * You may obtain a copy of the License at
9 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing, software
13 * distributed under the License is distributed on an "AS IS" BASIS,
14 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15 * See the License for the specific language governing permissions and
16 * limitations under the License.
17 */
18
19 import org.e2etrace.timer.DefaultTimer;
20 import org.e2etrace.timer.DefaultTimerFactory;
21 import org.e2etrace.timer.ITimer;
22
23 import junit.framework.TestCase;
24
25 /**
26 * JUnit testcase for {@link org.e2etrace.timer.DefaultTimer}
27 *
28 * @author Gunther Popp
29 *
30 */
31 public class DefaultTimerTest extends TestCase {
32
33 public static void main(String[] args) {
34 junit.textui.TestRunner.run(DefaultTimerTest.class);
35 }
36
37 /**
38 * Tests the methods start/stop/getDuration.
39 *
40 * @throws InterruptedException
41 */
42 public void testGetDuration() throws InterruptedException {
43 DefaultTimerFactory tf = new DefaultTimerFactory(DefaultTimer.class);
44 ITimer timer;
45
46 // OK: Get Duration
47 // --------------------------------------------------------------
48 timer = tf.newInstance();
49
50 assertEquals(timer.getClass(), DefaultTimer.class);
51
52 timer.start();
53 Thread.sleep(100);
54
55 assertTrue("Timer executed at least 100ms", timer.measure() >= 100);
56
57 // NOK: Invalid calls to start/measure
58 // ----------------------------------
59 timer = tf.newInstance();
60 assertEquals(-1, timer.measure());
61
62 }
63
64 }