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Java > Open Source Codes > org > jfree > chart > plot > junit > PlotOrientationTests


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  * PlotOrientationTests.java
29  * -------------------------
30  * (C) Copyright 2004, by Object Refinery Limited and Contributors.
31  *
32  * Original Author: David Gilbert (for Object Refinery Limited);
33  * Contributor(s): -;
34  *
35  * $Id: PlotOrientationTests.java,v 1.1.2.1 2006/10/03 15:41:28 mungady Exp $
36  *
37  * Changes
38  * -------
39  * 19-Apr-2004 : Version 1 (DG);
40  *
41  */
42
43 package org.jfree.chart.plot.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.plot.PlotOrientation;
57
58 /**
59  * Tests for the {@link PlotOrientation} class.
60  *
61  */
62 public class PlotOrientationTests extends TestCase {
63
64     /**
65      * Returns the tests as a test suite.
66      *
67      * @return The test suite.
68      */
69     public static Test suite() {
70         return new TestSuite(PlotOrientationTests.class);
71     }
72
73     /**
74      * Constructs a new set of tests.
75      *
76      * @param name the name of the tests.
77      */
78     public PlotOrientationTests(String JavaDoc name) {
79         super(name);
80     }
81     
82     /**
83      * Some checks for the equals() method.
84      */
85     public void testEquals() {
86         assertEquals(PlotOrientation.HORIZONTAL, PlotOrientation.HORIZONTAL);
87         assertEquals(PlotOrientation.VERTICAL, PlotOrientation.VERTICAL);
88         assertFalse(
89             PlotOrientation.HORIZONTAL.equals(PlotOrientation.VERTICAL)
90         );
91         assertFalse(
92             PlotOrientation.VERTICAL.equals(PlotOrientation.HORIZONTAL)
93         );
94     }
95     
96     /**
97      * Serialize an instance, restore it, and check for equality.
98      */
99     public void testSerialization() {
100
101         PlotOrientation orientation1 = PlotOrientation.HORIZONTAL;
102         PlotOrientation orientation2 = null;
103
104         try {
105             ByteArrayOutputStream JavaDoc buffer = new ByteArrayOutputStream JavaDoc();
106             ObjectOutput JavaDoc out = new ObjectOutputStream JavaDoc(buffer);
107             out.writeObject(orientation1);
108             out.close();
109
110             ObjectInput JavaDoc in = new ObjectInputStream JavaDoc(
111                 new ByteArrayInputStream JavaDoc(buffer.toByteArray())
112             );
113             orientation2 = (PlotOrientation) in.readObject();
114             in.close();
115         }
116         catch (Exception JavaDoc e) {
117             System.out.println(e.toString());
118         }
119         assertEquals(orientation1, orientation2);
120         boolean same = orientation1 == orientation2;
121         assertEquals(true, same);
122     }
123
124 }
125
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