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Java > Open Source Codes > org > apache > avalon > meta > info > test > ReferenceDescriptorTestCase


1 /*
2
3  ============================================================================
4                    The Apache Software License, Version 1.1
5  ============================================================================
6
7  Copyright (C) 1999-2003 The Apache Software Foundation. All rights reserved.
8
9  Redistribution and use in source and binary forms, with or without modifica-
10  tion, are permitted provided that the following conditions are met:
11
12  1. Redistributions of source code must retain the above copyright notice,
13     this list of conditions and the following disclaimer.
14
15  2. Redistributions in binary form must reproduce the above copyright notice,
16     this list of conditions and the following disclaimer in the documentation
17     and/or other materials provided with the distribution.
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19  3. The end-user documentation included with the redistribution, if any, must
20     include the following acknowledgment: "This product includes software
21     developed by the Apache Software Foundation (http://www.apache.org/)."
22     Alternately, this acknowledgment may appear in the software itself, if
23     and wherever such third-party acknowledgments normally appear.
24
25  4. The names "Jakarta", "Avalon", "Excalibur" and "Apache Software Foundation"
26     must not be used to endorse or promote products derived from this software
27     without prior written permission. For written permission, please contact
28     apache@apache.org.
29
30  5. Products derived from this software may not be called "Apache", nor may
31     "Apache" appear in their name, without prior written permission of the
32     Apache Software Foundation.
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34  THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES,
35  INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
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42  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
43  THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
44
45  This software consists of voluntary contributions made by many individuals
46  on behalf of the Apache Software Foundation. For more information on the
47  Apache Software Foundation, please see <http://www.apache.org/>.
48
49 */

50 package org.apache.avalon.meta.info.test;
51
52 import junit.framework.TestCase;
53 import org.apache.avalon.framework.Version;
54 import org.apache.avalon.meta.info.ReferenceDescriptor;
55
56 import java.io.*;
57
58 /**
59  * ReferenceDescriptorTestCase does XYZ
60  *
61  * @author <a HREF="bloritsch.at.apache.org">Berin Loritsch</a>
62  * @version CVS $ Revision: 1.1 $
63  */

64 public class ReferenceDescriptorTestCase extends TestCase
65 {
66     private static final String JavaDoc m_classname = ReferenceDescriptorTestCase.class.getName();
67     private static final Version m_version = Version.getVersion("1.2.3");
68
69     public ReferenceDescriptorTestCase( String JavaDoc name )
70     {
71         super( name );
72     }
73
74     public void testConstructor()
75     {
76         try
77         {
78             new ReferenceDescriptor(null, m_version);
79             fail("Did not throw the expected NullPointerException");
80         }
81         catch (NullPointerException JavaDoc npe)
82         {
83             // Success!
84
}
85
86         try
87         {
88             new ReferenceDescriptor( null );
89             fail( "Did not throw the expected NullPointerException" );
90         }
91         catch ( NullPointerException JavaDoc npe )
92         {
93             // Success!
94
}
95
96         ReferenceDescriptor ref = new ReferenceDescriptor( m_classname, m_version );
97         checkDescriptor( ref, m_classname, m_version );
98
99         ref = new ReferenceDescriptor( m_classname + ":3.2.1" );
100         checkDescriptor( ref, m_classname, Version.getVersion("3.2.1"));
101     }
102
103     private void checkDescriptor(ReferenceDescriptor ref, String JavaDoc classname, Version version)
104     {
105         assertNotNull(ref);
106         assertNotNull(ref.getClassname());
107         assertEquals(classname, ref.getClassname());
108         assertNotNull(ref.getVersion());
109         assertEquals(version, ref.getVersion());
110     }
111
112     public void testCompliance()
113     {
114         ReferenceDescriptor ref = new ReferenceDescriptor( m_classname, m_version );
115         ReferenceDescriptor any = new ReferenceDescriptor( m_classname, new Version( -1, 0, 0 ) );
116
117         assertTrue( "anything matches explicit", any.matches( ref ) );
118         assertFalse( "explicit does not match anything", ref.matches( any ) );
119     }
120
121     public void testSerialization() throws IOException, ClassNotFoundException JavaDoc
122     {
123         ReferenceDescriptor entry = new ReferenceDescriptor( m_classname, m_version );
124         checkDescriptor( entry, m_classname, m_version );
125
126         File file = new File( "test.out" );
127         ObjectOutputStream oos = new ObjectOutputStream( new FileOutputStream( file ) );
128         oos.writeObject( entry );
129         oos.close();
130
131         ObjectInputStream ois = new ObjectInputStream( new FileInputStream( file ) );
132         ReferenceDescriptor serialized = (ReferenceDescriptor) ois.readObject();
133         ois.close();
134         file.delete();
135
136         checkDescriptor( entry, m_classname, m_version );
137
138         assertEquals( entry, serialized );
139         assertEquals( entry.hashCode(), serialized.hashCode() );
140     }
141 }
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