1 /***
2 * Redistribution and use of this software and associated documentation
3 * ("Software"), with or without modification, are permitted provided
4 * that the following conditions are met:
5 *
6 * 1. Redistributions of source code must retain copyright
7 * statements and notices. Redistributions must also contain a
8 * copy of this document.
9 *
10 * 2. Redistributions in binary form must reproduce the
11 * above copyright notice, this list of conditions and the
12 * following disclaimer in the documentation and/or other
13 * materials provided with the distribution.
14 *
15 * 3. The name "Exolab" must not be used to endorse or promote
16 * products derived from this Software without prior written
17 * permission of Exoffice Technologies. For written permission,
18 * please contact tma@netspace.net.au.
19 *
20 * 4. Products derived from this Software may not be called "Exolab"
21 * nor may "Exolab" appear in their names without prior written
22 * permission of Exoffice Technologies. Exolab is a registered
23 * trademark of Exoffice Technologies.
24 *
25 * 5. Due credit should be given to the Exolab Project
26 * (http://www.exolab.org/).
27 *
28 * THIS SOFTWARE IS PROVIDED BY EXOFFICE TECHNOLOGIES AND CONTRIBUTORS
29 * ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT
30 * NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
31 * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
32 * EXOFFICE TECHNOLOGIES OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
33 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
34 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
35 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
36 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
37 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
38 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
39 * OF THE POSSIBILITY OF SUCH DAMAGE.
40 *
41 * Copyright 2001-2004 (C) Exoffice Technologies Inc. All Rights Reserved.
42 *
43 * $Id: BytesMessageTest.java,v 1.5 2004/02/03 07:31:02 tanderson Exp $
44 */
45 package org.exolab.jmscts.test.message.copy;
46
47 import java.util.Arrays;
48
49 import javax.jms.BytesMessage;
50
51 import junit.framework.Test;
52
53 import org.exolab.jmscts.core.AbstractMessageTestCase;
54 import org.exolab.jmscts.core.MessagePopulator;
55 import org.exolab.jmscts.core.TestContext;
56 import org.exolab.jmscts.core.TestCreator;
57
58
59 /***
60 * This class tests that <code>BytesMessage</code> copies content
61 *
62 * @author <a href="mailto:tma@netspace.net.au">Tim Anderson</a>
63 * @version $Revision: 1.5 $
64 * @see javax.jms.BytesMessage
65 * @see AbstractMessageTestCase
66 * @see org.exolab.jmscts.core.MessageTestRunner
67 * @jmscts.message BytesMessage
68 */
69 public class BytesMessageTest extends AbstractMessageTestCase {
70
71 /***
72 * Create an instance of this class for a specific test case
73 *
74 * @param name the name of test case
75 */
76 public BytesMessageTest(String name) {
77 super(name);
78 }
79
80 /***
81 * Sets up the test suite
82 *
83 * @return an instance of this class that may be run by
84 * {@link org.exolab.jmscts.core.JMSTestRunner}
85 */
86 public static Test suite() {
87 return TestCreator.createMessageTest(BytesMessageTest.class);
88 }
89
90 /***
91 * Get the message populator. This implementation always returns null
92 *
93 * @return null
94 */
95 public MessagePopulator getMessagePopulator() {
96 return null;
97 }
98
99 /***
100 * Verifies that <code>BytesMessage.writeBytes(byte[])</code> takes a copy
101 * of the byte array.
102 *
103 * @jmscts.requirement message.copy
104 * @throws Exception for any error
105 */
106 public void testWriteBytesCopy() throws Exception {
107 final int size = 10;
108 TestContext context = getContext();
109 BytesMessage message = (BytesMessage) context.getMessage();
110
111 byte[] bytes = new byte[size];
112 Arrays.fill(bytes, (byte) 0);
113 byte[] buffer = new byte[size];
114
115 message.writeBytes(bytes);
116 message.reset();
117
118 // ensure that the byte array was copied on write, by modifying the
119 // original
120 Arrays.fill(bytes, (byte) 1);
121 message.readBytes(buffer);
122 assertTrue("BytesMessage.writeBytes(byte[]) did not copy the array",
123 !Arrays.equals(bytes, buffer));
124 }
125
126 /***
127 * Verifies that <code>BytesMessage.writeBytes(byte[], int, int)</code>
128 * takes a copy of the byte array.
129 *
130 * @jmscts.requirement message.copy
131 * @throws Exception for any error
132 */
133 public void testPartialWriteBytesCopy() throws Exception {
134 final int size = 10;
135 TestContext context = getContext();
136 BytesMessage message = (BytesMessage) context.getMessage();
137
138 byte[] bytes = new byte[size];
139 Arrays.fill(bytes, (byte) 0);
140 byte[] buffer = new byte[size];
141
142 message.writeBytes(bytes, 1, size - 1);
143 message.reset();
144
145 // ensure that the byte array was copied on write, by modifying the
146 // original
147 Arrays.fill(bytes, (byte) 1);
148 message.readBytes(buffer);
149 assertTrue("BytesMessage.writeBytes(byte[], int, int) did not copy "
150 + "the array", !Arrays.equals(bytes, buffer));
151 }
152
153 }
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