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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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