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Java > Open Source Codes > org > apache > activemq > management > TimeStatisticTest


1 /**
2  *
3  * Licensed to the Apache Software Foundation (ASF) under one or more
4  * contributor license agreements. See the NOTICE file distributed with
5  * this work for additional information regarding copyright ownership.
6  * The ASF licenses this file to You under the Apache License, Version 2.0
7  * (the "License"); you may not use this file except in compliance with
8  * the License. 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 package org.apache.activemq.management;
19
20 import org.apache.activemq.management.TimeStatisticImpl;
21
22 public class TimeStatisticTest extends StatisticTestSupport {
23     
24     private static final org.apache.commons.logging.Log log = org.apache.commons.logging.LogFactory
25             .getLog(TimeStatisticTest.class);
26
27     /**
28      * Use case for TimeStatisticImpl class.
29      * @throws Exception
30      */
31     public void testStatistic() throws Exception JavaDoc {
32         TimeStatisticImpl stat = new TimeStatisticImpl("myTimer", "millis", "myDescription");
33         assertStatistic(stat, "myTimer", "millis", "myDescription");
34
35         assertEquals(0, stat.getCount());
36
37         stat.addTime(100);
38         assertEquals(1, stat.getCount());
39         assertEquals(100, stat.getMinTime());
40         assertEquals(100, stat.getMaxTime());
41
42         stat.addTime(403);
43         assertEquals(2, stat.getCount());
44         assertEquals(100, stat.getMinTime());
45         assertEquals(403, stat.getMaxTime());
46
47         stat.addTime(50);
48         assertEquals(3, stat.getCount());
49         assertEquals(50, stat.getMinTime());
50         assertEquals(403, stat.getMaxTime());
51
52
53         assertEquals(553, stat.getTotalTime());
54
55         Thread.sleep(500);
56
57         stat.addTime(10);
58
59         assertLastTimeNotStartTime(stat);
60
61         log.info("Stat is: " + stat);
62
63         stat.reset();
64
65         assertEquals(0, stat.getCount());
66         assertEquals(0, stat.getMinTime());
67         assertEquals(0, stat.getMaxTime());
68         assertEquals(0, stat.getTotalTime());
69
70         stat.addTime(100);
71         assertEquals(1, stat.getCount());
72         assertEquals(100, stat.getMinTime());
73         assertEquals(100, stat.getMaxTime());
74         assertEquals(100, stat.getTotalTime());
75
76     }
77 }
78
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