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Java > Open Source Codes > org > jfree > util > junit > BooleanListTests


1 /* ========================================================================
2  * JCommon : a free general purpose class library for the Java(tm) platform
3  * ========================================================================
4  *
5  * (C) Copyright 2000-2005, by Object Refinery Limited and Contributors.
6  *
7  * Project Info: http://www.jfree.org/jcommon/index.html
8  *
9  * This library is free software; you can redistribute it and/or modify it
10  * under the terms of the GNU Lesser General Public License as published by
11  * the Free Software Foundation; either version 2.1 of the License, or
12  * (at your option) any later version.
13  *
14  * This library is distributed in the hope that it will be useful, but
15  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
16  * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
17  * License for more details.
18  *
19  * You should have received a copy of the GNU Lesser General Public
20  * License along with this library; if not, write to the Free Software
21  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
22  * USA.
23  *
24  * [Java is a trademark or registered trademark of Sun Microsystems, Inc.
25  * in the United States and other countries.]
26  *
27  * ---------------------
28  * BooleanListTests.java
29  * ---------------------
30  * (C) Copyright 2003, 2004, by Object Refinery Limited and Contributors.
31  *
32  * Original Author: David Gilbert (for Object Refinery Limited);
33  * Contributor(s): -;
34  *
35  * $Id: BooleanListTests.java,v 1.2 2005/10/18 13:25:14 mungady Exp $
36  *
37  * Changes
38  * -------
39  * 13-Aug-2003 : Version 1 (DG);
40  *
41  */
42
43 package org.jfree.util.junit;
44
45 import java.io.ByteArrayInputStream JavaDoc;
46 import java.io.ByteArrayOutputStream JavaDoc;
47 import java.io.ObjectInput JavaDoc;
48 import java.io.ObjectInputStream JavaDoc;
49 import java.io.ObjectOutput JavaDoc;
50 import java.io.ObjectOutputStream JavaDoc;
51
52 import junit.framework.Test;
53 import junit.framework.TestCase;
54 import junit.framework.TestSuite;
55
56 import org.jfree.util.BooleanList;
57
58 /**
59  * Tests for the {@link BooleanList} class.
60  */
61 public class BooleanListTests extends TestCase {
62
63     /**
64      * Returns the tests as a test suite.
65      *
66      * @return The test suite.
67      */
68     public static Test suite() {
69         return new TestSuite(BooleanListTests.class);
70     }
71
72     /**
73      * Constructs a new set of tests.
74      *
75      * @param name the name of the tests.
76      */
77     public BooleanListTests(final String JavaDoc name) {
78         super(name);
79     }
80
81     /**
82      * Tests the equals() method.
83      */
84     public void testEquals() {
85         
86         final BooleanList l1 = new BooleanList();
87         l1.setBoolean(0, Boolean.TRUE);
88         l1.setBoolean(1, Boolean.FALSE);
89         l1.setBoolean(2, null);
90         
91         final BooleanList l2 = new BooleanList();
92         l2.setBoolean(0, Boolean.TRUE);
93         l2.setBoolean(1, Boolean.FALSE);
94         l2.setBoolean(2, null);
95         
96         assertTrue(l1.equals(l2));
97         assertTrue(l2.equals(l2));
98         
99     }
100     
101     
102     /**
103      * Confirm that cloning works.
104      */
105     public void testCloning() {
106         
107         final BooleanList l1 = new BooleanList();
108         l1.setBoolean(0, Boolean.TRUE);
109         l1.setBoolean(1, Boolean.FALSE);
110         l1.setBoolean(2, null);
111         
112         BooleanList l2 = null;
113         try {
114             l2 = (BooleanList) l1.clone();
115         }
116         catch (CloneNotSupportedException JavaDoc e) {
117             System.err.println("BooleanListTests.testCloning: failed to clone.");
118         }
119         assertTrue(l1 != l2);
120         assertTrue(l1.getClass() == l2.getClass());
121         assertTrue(l1.equals(l2));
122         
123         l2.setBoolean(0, Boolean.FALSE);
124         assertFalse(l1.equals(l2));
125         
126     }
127     
128     /**
129      * Serialize an instance, restore it, and check for equality.
130      */
131     public void testSerialization() {
132
133         final BooleanList l1 = new BooleanList();
134         l1.setBoolean(0, Boolean.TRUE);
135         l1.setBoolean(1, Boolean.FALSE);
136         l1.setBoolean(2, null);
137
138         BooleanList l2 = null;
139
140         try {
141             final ByteArrayOutputStream JavaDoc buffer = new ByteArrayOutputStream JavaDoc();
142             final ObjectOutput JavaDoc out = new ObjectOutputStream JavaDoc(buffer);
143             out.writeObject(l1);
144             out.close();
145
146             final ObjectInput JavaDoc in = new ObjectInputStream JavaDoc(new ByteArrayInputStream JavaDoc(buffer.toByteArray()));
147             l2 = (BooleanList) in.readObject();
148             in.close();
149         }
150         catch (Exception JavaDoc e) {
151             System.out.println(e.toString());
152         }
153         assertEquals(l1, l2);
154
155     }
156
157 }
158
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