001: /* ===========================================================
002: * JFreeChart : a free chart library for the Java(tm) platform
003: * ===========================================================
004: *
005: * (C) Copyright 2000-2006, 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: * StandardXYSeriesLabelGeneratorTests.java
029: * ----------------------------------------
030: * (C) Copyright 2006, by Object Refinery Limited and Contributors.
031: *
032: * Original Author: David Gilbert (for Object Refinery Limited);
033: * Contributor(s): -;
034: *
035: * $Id: StandardXYSeriesLabelGeneratorTests.java,v 1.1.2.1 2006/11/24 16:36:33 mungady Exp $
036: *
037: * Changes
038: * -------
039: * 24-Nov-2006 : Version 1 (DG);
040: *
041: */
042:
043: package org.jfree.chart.labels.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.chart.labels.StandardXYSeriesLabelGenerator;
057: import org.jfree.data.xy.XYSeries;
058: import org.jfree.data.xy.XYSeriesCollection;
059:
060: /**
061: * Tests for the {@link StandardXYSeriesLabelGenerator} class.
062: */
063: public class StandardXYSeriesLabelGeneratorTests 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(StandardXYSeriesLabelGeneratorTests.class);
072: }
073:
074: /**
075: * Constructs a new set of tests.
076: *
077: * @param name the name of the tests.
078: */
079: public StandardXYSeriesLabelGeneratorTests(String name) {
080: super (name);
081: }
082:
083: /**
084: * Some checks for the generalLabel() method.
085: */
086: public void testGenerateLabel() {
087: StandardXYSeriesLabelGenerator g = new StandardXYSeriesLabelGenerator(
088: "Series {0}");
089: XYSeriesCollection dataset = new XYSeriesCollection();
090: dataset.addSeries(new XYSeries("1"));
091: dataset.addSeries(new XYSeries("2"));
092: assertEquals("Series 1", g.generateLabel(dataset, 0));
093: assertEquals("Series 2", g.generateLabel(dataset, 1));
094: }
095:
096: /**
097: * Some checks for the equals() method.
098: */
099: public void testEquals() {
100: StandardXYSeriesLabelGenerator g1 = new StandardXYSeriesLabelGenerator(
101: "Series {0}");
102: StandardXYSeriesLabelGenerator g2 = new StandardXYSeriesLabelGenerator(
103: "Series {0}");
104: assertTrue(g1.equals(g2));
105: assertTrue(g2.equals(g1));
106:
107: g1 = new StandardXYSeriesLabelGenerator("{1}");
108: assertFalse(g1.equals(g2));
109: g2 = new StandardXYSeriesLabelGenerator("{1}");
110: assertTrue(g1.equals(g2));
111: }
112:
113: /**
114: * Confirm that cloning works.
115: */
116: public void testCloning() {
117: StandardXYSeriesLabelGenerator g1 = new StandardXYSeriesLabelGenerator(
118: "Series {0}");
119: StandardXYSeriesLabelGenerator g2 = null;
120: try {
121: g2 = (StandardXYSeriesLabelGenerator) g1.clone();
122: } catch (CloneNotSupportedException e) {
123: e.printStackTrace();
124: }
125: assertTrue(g1 != g2);
126: assertTrue(g1.getClass() == g2.getClass());
127: assertTrue(g1.equals(g2));
128: }
129:
130: /**
131: * Serialize an instance, restore it, and check for equality.
132: */
133: public void testSerialization() {
134: StandardXYSeriesLabelGenerator g1 = new StandardXYSeriesLabelGenerator(
135: "Series {0}");
136: StandardXYSeriesLabelGenerator g2 = null;
137:
138: try {
139: ByteArrayOutputStream buffer = new ByteArrayOutputStream();
140: ObjectOutput out = new ObjectOutputStream(buffer);
141: out.writeObject(g1);
142: out.close();
143:
144: ObjectInput in = new ObjectInputStream(
145: new ByteArrayInputStream(buffer.toByteArray()));
146: g2 = (StandardXYSeriesLabelGenerator) in.readObject();
147: in.close();
148: } catch (Exception e) {
149: e.printStackTrace();
150: }
151: assertEquals(g1, g2);
152: }
153: }
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