KickJava   Java API By Example, From Geeks To Geeks.

Java > Open Source Codes > org > jfree > chart > needle > junit > WindNeedleTests


1 /* ===========================================================
2  * JFreeChart : a free chart 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/jfreechart/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  * WindNeedleTests.java
29  * --------------------
30  * (C) Copyright 2005, by Object Refinery Limited and Contributors.
31  *
32  * Original Author: David Gilbert (for Object Refinery Limited);
33  * Contributor(s): -;
34  *
35  * $Id: WindNeedleTests.java,v 1.1.2.1 2006/10/03 15:41:47 mungady Exp $
36  *
37  * Changes
38  * -------
39  * 08-Jun-2005 : Version 1 (DG);
40  *
41  */
42
43 package org.jfree.chart.needle.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.chart.needle.WindNeedle;
57
58 /**
59  * Tests for the {@link WindNeedle} class.
60  */
61 public class WindNeedleTests 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(WindNeedleTests.class);
70     }
71
72     /**
73      * Constructs a new set of tests.
74      *
75      * @param name the name of the tests.
76      */
77     public WindNeedleTests(String JavaDoc name) {
78         super(name);
79     }
80
81     /**
82      * Check that the equals() method can distinguish all fields.
83      */
84     public void testEquals() {
85        WindNeedle n1 = new WindNeedle();
86        WindNeedle n2 = new WindNeedle();
87        assertTrue(n1.equals(n2));
88        assertTrue(n2.equals(n1));
89     }
90
91     /**
92      * Check that cloning works.
93      */
94     public void testCloning() {
95         WindNeedle n1 = new WindNeedle();
96         WindNeedle n2 = null;
97         try {
98             n2 = (WindNeedle) n1.clone();
99         }
100         catch (CloneNotSupportedException JavaDoc e) {
101             e.printStackTrace();
102             System.err.println("Failed to clone.");
103         }
104         assertTrue(n1 != n2);
105         assertTrue(n1.getClass() == n2.getClass());
106         assertTrue(n1.equals(n2));
107     }
108
109     /**
110      * Serialize an instance, restore it, and check for equality.
111      */
112     public void testSerialization() {
113         WindNeedle n1 = new WindNeedle();
114         WindNeedle n2 = null;
115         try {
116             ByteArrayOutputStream JavaDoc buffer = new ByteArrayOutputStream JavaDoc();
117             ObjectOutput JavaDoc out = new ObjectOutputStream JavaDoc(buffer);
118             out.writeObject(n1);
119             out.close();
120             ObjectInput JavaDoc in = new ObjectInputStream JavaDoc(
121                 new ByteArrayInputStream JavaDoc(buffer.toByteArray())
122             );
123             n2 = (WindNeedle) in.readObject();
124             in.close();
125         }
126         catch (Exception JavaDoc e) {
127             e.printStackTrace();
128         }
129         assertTrue(n1.equals(n2));
130     }
131
132 }
133
Popular Tags