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Java > Open Source Codes > org > apache > commons > math > analysis > ConvergenceExceptionTest


1 /*
2  *
3  * Copyright (c) 2003-2004 The Apache Software Foundation. All rights reserved.
4  *
5  * Licensed under the Apache License, Version 2.0 (the "License"); you may not
6  * use this file except in compliance with the License. You may obtain a copy
7  * of the License at
8  *
9  * http://www.apache.org/licenses/LICENSE-2.0
10  *
11  * Unless required by applicable law or agreed to in writing, software
12  * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
13  * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
14  * License for the specific language governing permissions and limitations
15  * under the License.
16  *
17  */
18
19 package org.apache.commons.math.analysis;
20
21 import org.apache.commons.math.ConvergenceException;
22
23 import junit.framework.TestCase;
24
25 /**
26  * @version $Revision$ $Date: 2005-02-26 05:11:52 -0800 (Sat, 26 Feb 2005) $
27  */
28 public class ConvergenceExceptionTest extends TestCase {
29     /**
30      *
31      */
32     public void testConstructor(){
33         ConvergenceException ex = new ConvergenceException();
34         assertNull(ex.getCause());
35         assertNull(ex.getMessage());
36     }
37     
38     /**
39      *
40      */
41     public void testConstructorMessage(){
42         String JavaDoc msg = "message";
43         ConvergenceException ex = new ConvergenceException(msg);
44         assertNull(ex.getCause());
45         assertEquals(msg, ex.getMessage());
46     }
47     
48     /**
49      *
50      */
51     public void testConstructorMessageCause(){
52         String JavaDoc outMsg = "outer message";
53         String JavaDoc inMsg = "inner message";
54         Exception JavaDoc cause = new Exception JavaDoc(inMsg);
55         ConvergenceException ex = new ConvergenceException(outMsg, cause);
56         assertEquals(outMsg, ex.getMessage());
57         assertEquals(cause, ex.getCause());
58     }
59     
60     /**
61      *
62      */
63     public void testConstructorCause(){
64         String JavaDoc inMsg = "inner message";
65         Exception JavaDoc cause = new Exception JavaDoc(inMsg);
66         ConvergenceException ex = new ConvergenceException(cause);
67         assertEquals(cause, ex.getCause());
68     }
69 }
70
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