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: * MarkerAxisBandTests.java
029: * ------------------------
030: * (C) Copyright 2003-2005, by Object Refinery Limited and Contributors.
031: *
032: * Original Author: David Gilbert (for Object Refinery Limited);
033: * Contributor(s): -;
034: *
035: * $Id: MarkerAxisBandTests.java,v 1.1.2.1 2006/10/03 15:41:20 mungady Exp $
036: *
037: * Changes
038: * -------
039: * 26-Mar-2003 : Version 1 (DG);
040: * 07-Jan-2005 : Added tests for equals() and hashCode() (DG);
041: *
042: */
043:
044: package org.jfree.chart.axis.junit;
045:
046: import java.awt.Font;
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.axis.MarkerAxisBand;
059:
060: /**
061: * Tests for the {@link MarkerAxisBand} class.
062: */
063: public class MarkerAxisBandTests extends TestCase {
064:
065: /**
066: * Returns the tests as a test suite.
067: *
068: * @return The test suite.
069: */
070: public static Test suite() {
071: return new TestSuite(MarkerAxisBandTests.class);
072: }
073:
074: /**
075: * Constructs a new set of tests.
076: *
077: * @param name the name of the tests.
078: */
079: public MarkerAxisBandTests(String name) {
080: super (name);
081: }
082:
083: /**
084: * Test that the equals() method can distinguish all fields.
085: */
086: public void testEquals() {
087: Font font1 = new Font("SansSerif", Font.PLAIN, 12);
088: Font font2 = new Font("SansSerif", Font.PLAIN, 14);
089:
090: MarkerAxisBand a1 = new MarkerAxisBand(null, 1.0, 1.0, 1.0,
091: 1.0, font1);
092: MarkerAxisBand a2 = new MarkerAxisBand(null, 1.0, 1.0, 1.0,
093: 1.0, font1);
094: assertEquals(a1, a2);
095:
096: a1 = new MarkerAxisBand(null, 2.0, 1.0, 1.0, 1.0, font1);
097: assertFalse(a1.equals(a2));
098: a2 = new MarkerAxisBand(null, 2.0, 1.0, 1.0, 1.0, font1);
099: assertTrue(a1.equals(a2));
100:
101: a1 = new MarkerAxisBand(null, 2.0, 3.0, 1.0, 1.0, font1);
102: assertFalse(a1.equals(a2));
103: a2 = new MarkerAxisBand(null, 2.0, 3.0, 1.0, 1.0, font1);
104: assertTrue(a1.equals(a2));
105:
106: a1 = new MarkerAxisBand(null, 2.0, 3.0, 4.0, 1.0, font1);
107: assertFalse(a1.equals(a2));
108: a2 = new MarkerAxisBand(null, 2.0, 3.0, 4.0, 1.0, font1);
109: assertTrue(a1.equals(a2));
110:
111: a1 = new MarkerAxisBand(null, 2.0, 3.0, 4.0, 5.0, font1);
112: assertFalse(a1.equals(a2));
113: a2 = new MarkerAxisBand(null, 2.0, 3.0, 4.0, 5.0, font1);
114: assertTrue(a1.equals(a2));
115:
116: a1 = new MarkerAxisBand(null, 2.0, 3.0, 4.0, 5.0, font2);
117: assertFalse(a1.equals(a2));
118: a2 = new MarkerAxisBand(null, 2.0, 3.0, 4.0, 5.0, font2);
119: assertTrue(a1.equals(a2));
120: }
121:
122: /**
123: * Two objects that are equal are required to return the same hashCode.
124: */
125: public void testHashCode() {
126: Font font1 = new Font("SansSerif", Font.PLAIN, 12);
127:
128: MarkerAxisBand a1 = new MarkerAxisBand(null, 1.0, 1.0, 1.0,
129: 1.0, font1);
130: MarkerAxisBand a2 = new MarkerAxisBand(null, 1.0, 1.0, 1.0,
131: 1.0, font1);
132: assertTrue(a1.equals(a2));
133: int h1 = a1.hashCode();
134: int h2 = a2.hashCode();
135: assertEquals(h1, h2);
136: }
137:
138: /**
139: * Serialize an instance, restore it, and check for equality.
140: */
141: public void testSerialization() {
142:
143: MarkerAxisBand a1 = new MarkerAxisBand(null, 1.0, 1.0, 1.0,
144: 1.0, null);
145: MarkerAxisBand a2 = null;
146:
147: try {
148: ByteArrayOutputStream buffer = new ByteArrayOutputStream();
149: ObjectOutput out = new ObjectOutputStream(buffer);
150: out.writeObject(a1);
151: out.close();
152:
153: ObjectInput in = new ObjectInputStream(
154: new ByteArrayInputStream(buffer.toByteArray()));
155: a2 = (MarkerAxisBand) in.readObject();
156: in.close();
157: } catch (Exception e) {
158: System.out.println(e.toString());
159: }
160: assertEquals(a1, a2);
161:
162: }
163:
164: }
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