001: /* ========================================================================
002: * JCommon : a free general purpose class library for the Java(tm) platform
003: * ========================================================================
004: *
005: * (C) Copyright 2000-2005, by Object Refinery Limited and Contributors.
006: *
007: * Project Info: http://www.jfree.org/jcommon/index.html
008: *
009: * This library is free software; you can redistribute it and/or modify it
010: * under the terms of the GNU Lesser General Public License as published by
011: * the Free Software Foundation; either version 2.1 of the License, or
012: * (at your option) any later version.
013: *
014: * This library is distributed in the hope that it will be useful, but
015: * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
016: * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
017: * License for more details.
018: *
019: * You should have received a copy of the GNU Lesser General Public
020: * License along with this library; if not, write to the Free Software
021: * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
022: * USA.
023: *
024: * [Java is a trademark or registered trademark of Sun Microsystems, Inc.
025: * in the United States and other countries.]
026: *
027: * ----------------
028: * Size2DTests.java
029: * ----------------
030: * (C) Copyright 2004, by Object Refinery Limited and Contributors.
031: *
032: * Original Author: David Gilbert (for Object Refinery Limited);
033: * Contributor(s): -;
034: *
035: * $Id: Size2DTests.java,v 1.2 2005/10/18 13:22:36 mungady Exp $
036: *
037: * Changes
038: * -------
039: * 10-Nov-2004 : Version 1 (DG);
040: *
041: */
042:
043: package org.jfree.ui.junit;
044:
045: import java.io.ByteArrayInputStream;
046: import java.io.ByteArrayOutputStream;
047: import java.io.ObjectInput;
048: import java.io.ObjectInputStream;
049: import java.io.ObjectOutput;
050: import java.io.ObjectOutputStream;
051:
052: import junit.framework.Test;
053: import junit.framework.TestCase;
054: import junit.framework.TestSuite;
055:
056: import org.jfree.ui.Size2D;
057:
058: /**
059: * Tests for the {@link Size2D} class.
060: */
061: public class Size2DTests extends TestCase {
062:
063: /**
064: * Returns the tests as a test suite.
065: *
066: * @return The test suite.
067: */
068: public static Test suite() {
069: return new TestSuite(Size2DTests.class);
070: }
071:
072: /**
073: * Constructs a new set of tests.
074: *
075: * @param name the name of the tests.
076: */
077: public Size2DTests(final String name) {
078: super (name);
079: }
080:
081: /**
082: * Confirm that the equals method can distinguish all the required fields.
083: */
084: public void testEquals() {
085:
086: Size2D s1 = new Size2D(1.0, 2.0);
087: Size2D s2 = new Size2D(1.0, 2.0);
088: assertTrue(s1.equals(s2));
089: assertTrue(s2.equals(s1));
090:
091: s1 = new Size2D(2.0, 2.0);
092: assertFalse(s1.equals(s2));
093: s2 = new Size2D(2.0, 2.0);
094: assertTrue(s1.equals(s2));
095:
096: s1 = new Size2D(2.0, 3.0);
097: assertFalse(s1.equals(s2));
098: s2 = new Size2D(2.0, 3.0);
099: assertTrue(s1.equals(s2));
100: }
101:
102: /**
103: * Confirm that cloning works.
104: */
105: public void testCloning() {
106: Size2D s1 = new Size2D(1.0, 2.0);
107: Size2D s2 = null;
108: try {
109: s2 = (Size2D) s1.clone();
110: } catch (CloneNotSupportedException e) {
111: e.printStackTrace();
112: System.err.println("Failed to clone.");
113: }
114: assertTrue(s1 != s2);
115: assertTrue(s1.getClass() == s2.getClass());
116: assertTrue(s1.equals(s2));
117: }
118:
119: /**
120: * Serialize an instance, restore it, and check for equality.
121: */
122: public void testSerialization() {
123:
124: final Size2D s1 = new Size2D(3.0, 4.0);
125: Size2D s2 = null;
126:
127: try {
128: final ByteArrayOutputStream buffer = new ByteArrayOutputStream();
129: final ObjectOutput out = new ObjectOutputStream(buffer);
130: out.writeObject(s1);
131: out.close();
132:
133: final ObjectInput in = new ObjectInputStream(
134: new ByteArrayInputStream(buffer.toByteArray()));
135: s2 = (Size2D) in.readObject();
136: in.close();
137: } catch (Exception e) {
138: System.out.println(e.toString());
139: }
140: assertTrue(s1.equals(s2));
141:
142: }
143:
144: }
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