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: * SubCategoryAxisTests.java
029: * -------------------------
030: * (C) Copyright 2004, 2005, by Object Refinery Limited and Contributors.
031: *
032: * Original Author: David Gilbert (for Object Refinery Limited);
033: * Contributor(s): -;
034: *
035: * $Id: SubCategoryAxisTests.java,v 1.1.2.1 2006/10/03 15:41:21 mungady Exp $
036: *
037: * Changes
038: * -------
039: * 12-May-2004 : Version 1 (DG);
040: * 07-Jan-2005 : Added test for hashCode() (DG);
041: *
042: */
043:
044: package org.jfree.chart.axis.junit;
045:
046: import java.awt.Color;
047: import java.awt.Font;
048: import java.io.ByteArrayInputStream;
049: import java.io.ByteArrayOutputStream;
050: import java.io.ObjectInput;
051: import java.io.ObjectInputStream;
052: import java.io.ObjectOutput;
053: import java.io.ObjectOutputStream;
054:
055: import junit.framework.Test;
056: import junit.framework.TestCase;
057: import junit.framework.TestSuite;
058:
059: import org.jfree.chart.axis.SubCategoryAxis;
060:
061: /**
062: * Tests for the {@link SubCategoryAxis} class.
063: */
064: public class SubCategoryAxisTests 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(CategoryAxisTests.class);
073: }
074:
075: /**
076: * Constructs a new set of tests.
077: *
078: * @param name the name of the tests.
079: */
080: public SubCategoryAxisTests(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: SubCategoryAxis a1 = new SubCategoryAxis("Test");
090: SubCategoryAxis a2 = new SubCategoryAxis("Test");
091: assertTrue(a1.equals(a2));
092: assertTrue(a2.equals(a1));
093:
094: // subcategories
095: a1.addSubCategory("Sub 1");
096: assertFalse(a1.equals(a2));
097: a2.addSubCategory("Sub 1");
098: assertTrue(a1.equals(a2));
099:
100: // subLabelFont
101: a1.setSubLabelFont(new Font("Serif", Font.BOLD, 15));
102: assertFalse(a1.equals(a2));
103: a2.setSubLabelFont(new Font("Serif", Font.BOLD, 15));
104: assertTrue(a1.equals(a2));
105:
106: // subLabelPaint
107: a1.setSubLabelPaint(Color.red);
108: assertFalse(a1.equals(a2));
109: a2.setSubLabelPaint(Color.red);
110: assertTrue(a1.equals(a2));
111:
112: }
113:
114: /**
115: * Two objects that are equal are required to return the same hashCode.
116: */
117: public void testHashCode() {
118: SubCategoryAxis a1 = new SubCategoryAxis("Test");
119: SubCategoryAxis a2 = new SubCategoryAxis("Test");
120: assertTrue(a1.equals(a2));
121: int h1 = a1.hashCode();
122: int h2 = a2.hashCode();
123: assertEquals(h1, h2);
124: }
125:
126: /**
127: * Confirm that cloning works.
128: */
129: public void testCloning() {
130: SubCategoryAxis a1 = new SubCategoryAxis("Test");
131: SubCategoryAxis a2 = null;
132: try {
133: a2 = (SubCategoryAxis) a1.clone();
134: } catch (CloneNotSupportedException e) {
135: System.err.println("Failed to clone.");
136: }
137: assertTrue(a1 != a2);
138: assertTrue(a1.getClass() == a2.getClass());
139: assertTrue(a1.equals(a2));
140: }
141:
142: /**
143: * Serialize an instance, restore it, and check for equality.
144: */
145: public void testSerialization() {
146:
147: SubCategoryAxis a1 = new SubCategoryAxis("Test Axis");
148: SubCategoryAxis a2 = null;
149:
150: try {
151: ByteArrayOutputStream buffer = new ByteArrayOutputStream();
152: ObjectOutput out = new ObjectOutputStream(buffer);
153: out.writeObject(a1);
154: out.close();
155:
156: ObjectInput in = new ObjectInputStream(
157: new ByteArrayInputStream(buffer.toByteArray()));
158: a2 = (SubCategoryAxis) in.readObject();
159: in.close();
160: } catch (Exception e) {
161: System.out.println(e.toString());
162: }
163: assertEquals(a1, a2);
164:
165: }
166:
167: }
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