001: /* ===========================================================
002: * JFreeChart : a free chart 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/jfreechart/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: * MeterIntervalTests.java
029: * -----------------------
030: * (C) Copyright 2005, by Object Refinery Limited and Contributors.
031: *
032: * Original Author: David Gilbert (for Object Refinery Limited);
033: * Contributor(s): -;
034: *
035: * $Id: MeterIntervalTests.java,v 1.1.2.1 2006/10/03 15:41:25 mungady Exp $
036: *
037: * Changes
038: * -------
039: * 22-Mar-2005 : Version 1 (DG);
040: *
041: */
042:
043: package org.jfree.chart.plot.junit;
044:
045: import java.awt.BasicStroke;
046: import java.awt.Color;
047: import java.io.ByteArrayInputStream;
048: import java.io.ByteArrayOutputStream;
049: import java.io.ObjectInput;
050: import java.io.ObjectInputStream;
051: import java.io.ObjectOutput;
052: import java.io.ObjectOutputStream;
053:
054: import junit.framework.Test;
055: import junit.framework.TestCase;
056: import junit.framework.TestSuite;
057:
058: import org.jfree.chart.plot.MeterInterval;
059: import org.jfree.data.Range;
060:
061: /**
062: * Tests for the {@link MeterInterval} class.
063: */
064: public class MeterIntervalTests extends TestCase {
065:
066: /**
067: * Returns the tests as a test suite.
068: *
069: * @return The test suite.
070: */
071: public static Test suite() {
072: return new TestSuite(MeterIntervalTests.class);
073: }
074:
075: /**
076: * Constructs a new set of tests.
077: *
078: * @param name the name of the tests.
079: */
080: public MeterIntervalTests(String name) {
081: super (name);
082: }
083:
084: /**
085: * Confirm that the equals method can distinguish all the required fields.
086: */
087: public void testEquals() {
088:
089: MeterInterval m1 = new MeterInterval("Label 1", new Range(1.2,
090: 3.4), Color.red, new BasicStroke(1.0f), Color.blue);
091: MeterInterval m2 = new MeterInterval("Label 1", new Range(1.2,
092: 3.4), Color.red, new BasicStroke(1.0f), Color.blue);
093: assertTrue(m1.equals(m2));
094: assertTrue(m2.equals(m1));
095:
096: m1 = new MeterInterval("Label 2", new Range(1.2, 3.4),
097: Color.red, new BasicStroke(1.0f), Color.blue);
098: assertFalse(m1.equals(m2));
099: m2 = new MeterInterval("Label 2", new Range(1.2, 3.4),
100: Color.red, new BasicStroke(1.0f), Color.blue);
101: assertTrue(m1.equals(m2));
102:
103: }
104:
105: /**
106: * This class is immutable so cloning isn't required.
107: */
108: public void testCloning() {
109: MeterInterval m1 = new MeterInterval("X", new Range(1.0, 2.0));
110: assertFalse(m1 instanceof Cloneable);
111: }
112:
113: /**
114: * Serialize an instance, restore it, and check for equality.
115: */
116: public void testSerialization() {
117:
118: MeterInterval m1 = new MeterInterval("X", new Range(1.0, 2.0));
119: MeterInterval m2 = null;
120: try {
121: ByteArrayOutputStream buffer = new ByteArrayOutputStream();
122: ObjectOutput out = new ObjectOutputStream(buffer);
123: out.writeObject(m1);
124: out.close();
125:
126: ObjectInput in = new ObjectInputStream(
127: new ByteArrayInputStream(buffer.toByteArray()));
128: m2 = (MeterInterval) in.readObject();
129: in.close();
130: } catch (Exception e) {
131: System.out.println(e.toString());
132: }
133: boolean b = m1.equals(m2);
134: assertTrue(b);
135:
136: }
137:
138: }
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