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: StreamMessageVerifier.java,v 1.2 2004/02/03 07:31:04 tanderson Exp $
44 */
45 package org.exolab.jmscts.test.message.util;
46
47 import javax.jms.StreamMessage;
48
49 import org.exolab.jmscts.core.MethodCache;
50
51
52 /***
53 * A helper class for populating and verifying the content of StreamMessage
54 * instances.
55 *
56 * @version $Revision: 1.2 $ $Date: 2004/02/03 07:31:04 $
57 * @author <a href="mailto:tma@netspace.net.au">Tim Anderson</a>
58 * @see MessagePopulatorVerifier
59 */
60 class StreamMessageVerifier extends MessagePopulatorVerifier {
61
62 /***
63 * Method cache for StreamMessage
64 */
65 private static MethodCache _methods = null;
66
67 /***
68 * Byte array size
69 */
70 private static final int BYTE_ARRAY_SIZE = 10;
71
72
73 /***
74 * Construct a new instance. No exceptions are expected to be thrown
75 * when invoking methods
76 */
77 public StreamMessageVerifier() {
78 }
79
80 /***
81 * Construct an instance with the expected exception thrown when
82 * methods are invoked
83 *
84 * @param exception the expected exception type when methods are invoked
85 */
86 public StreamMessageVerifier(Class exception) {
87 super(exception);
88 }
89
90 /***
91 * Attempt to populate a StreamMessage instance with data
92 *
93 * @param message the message to populate
94 * @throws Exception for any error
95 */
96 public void populateStreamMessage(StreamMessage message) throws Exception {
97 byte[] bytes = populateByteArray(BYTE_ARRAY_SIZE, 0);
98 invoke(message, "writeBoolean", Boolean.TRUE);
99 invoke(message, "writeByte", new Byte(Byte.MIN_VALUE));
100 invoke(message, "writeBytes", bytes);
101
102 Object[] args = {bytes, new Integer(1), new Integer(bytes.length - 2)};
103 invoke(message, "writeBytes", args);
104 invoke(message, "writeShort", new Short(Short.MIN_VALUE));
105 invoke(message, "writeChar", new Character(Character.MIN_VALUE));
106 invoke(message, "writeInt", new Integer(Integer.MIN_VALUE));
107 invoke(message, "writeLong", new Long(Long.MIN_VALUE));
108 invoke(message, "writeFloat", new Float(Float.MIN_VALUE));
109 invoke(message, "writeDouble", new Double(Double.MIN_VALUE));
110 invoke(message, "writeString", "ABC");
111
112 invoke(message, "writeObject", Boolean.TRUE);
113 invoke(message, "writeObject", new Byte(Byte.MAX_VALUE));
114 invoke(message, "writeObject", bytes);
115 invoke(message, "writeObject", new Short(Short.MAX_VALUE));
116 invoke(message, "writeObject", new Character(Character.MAX_VALUE));
117 invoke(message, "writeObject", new Integer(Integer.MAX_VALUE));
118 invoke(message, "writeObject", new Long(Long.MAX_VALUE));
119 invoke(message, "writeObject", new Float(Float.MAX_VALUE));
120 invoke(message, "writeObject", new Double(Double.MAX_VALUE));
121 invoke(message, "writeObject", "ABC");
122 }
123
124 /***
125 * Attempt to verify the content of a StreamMessage invoked via the above
126 * {@link #populateStreamMessage}.
127 *
128 * @param message the message to verify
129 * @throws Exception for any error
130 */
131 public void verifyStreamMessage(StreamMessage message) throws Exception {
132 expect(message, "readBoolean", Boolean.TRUE);
133 expect(message, "readByte", new Byte(Byte.MIN_VALUE));
134
135 byte[] buffer1 = new byte[BYTE_ARRAY_SIZE];
136 expect(message, "readBytes", buffer1, new Integer(buffer1.length));
137 equal(buffer1, populateByteArray(buffer1.length, 0));
138 expect(message, "readBytes", buffer1, new Integer(-1));
139
140 byte[] buffer2 = new byte[BYTE_ARRAY_SIZE - 2];
141 expect(message, "readBytes", buffer2, new Integer(buffer2.length));
142 equal(buffer2, populateByteArray(buffer2.length, 1));
143 expect(message, "readBytes", buffer2, new Integer(-1));
144
145 expect(message, "readShort", new Short(Short.MIN_VALUE));
146 expect(message, "readChar", new Character(Character.MIN_VALUE));
147 expect(message, "readInt", new Integer(Integer.MIN_VALUE));
148 expect(message, "readLong", new Long(Long.MIN_VALUE));
149 expect(message, "readFloat", new Float(Float.MIN_VALUE));
150 expect(message, "readDouble", new Double(Double.MIN_VALUE));
151 expect(message, "readString", "ABC");
152
153 expect(message, "readObject", Boolean.TRUE);
154 expect(message, "readObject", new Byte(Byte.MAX_VALUE));
155 expect(message, "readObject", populateByteArray(BYTE_ARRAY_SIZE, 0));
156 expect(message, "readObject", new Short(Short.MAX_VALUE));
157 expect(message, "readObject", new Character(Character.MAX_VALUE));
158 expect(message, "readObject", new Integer(Integer.MAX_VALUE));
159 expect(message, "readObject", new Long(Long.MAX_VALUE));
160 expect(message, "readObject", new Float(Float.MAX_VALUE));
161 expect(message, "readObject", new Double(Double.MAX_VALUE));
162 expect(message, "readObject", "ABC");
163 }
164
165 /***
166 * Returns a cache of the <code>StreamMessage</code> methods
167 *
168 * @return a cache of the <code>StreamMessage</code> methods
169 */
170 protected synchronized MethodCache getMethods() {
171 if (_methods == null) {
172 _methods = new MethodCache(StreamMessage.class);
173 }
174 return _methods;
175 }
176
177 }
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