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: * DefaultKeyedValuesDatasetTests.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: DefaultKeyedValuesDatasetTests.java,v 1.1.2.1 2006/10/03 15:41:43 mungady Exp $
036: *
037: * Changes
038: * -------
039: * 13-Mar-2003 : Version 1 (DG);
040: *
041: */
042:
043: package org.jfree.data.general.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.data.general.DefaultKeyedValuesDataset;
057: import org.jfree.data.general.KeyedValuesDataset;
058:
059: /**
060: * Tests for the {@link DefaultKeyedValuesDataset} class.
061: */
062: public class DefaultKeyedValuesDatasetTests extends TestCase {
063:
064: /**
065: * Returns the tests as a test suite.
066: *
067: * @return The test suite.
068: */
069: public static Test suite() {
070: return new TestSuite(DefaultKeyedValuesDatasetTests.class);
071: }
072:
073: /**
074: * Constructs a new set of tests.
075: *
076: * @param name the name of the tests.
077: */
078: public DefaultKeyedValuesDatasetTests(String name) {
079: super (name);
080: }
081:
082: /**
083: * Confirm that cloning works.
084: */
085: public void testCloning() {
086: DefaultKeyedValuesDataset d1 = new DefaultKeyedValuesDataset();
087: d1.setValue("V1", new Integer(1));
088: d1.setValue("V2", null);
089: d1.setValue("V3", new Integer(3));
090: DefaultKeyedValuesDataset d2 = null;
091: try {
092: d2 = (DefaultKeyedValuesDataset) d1.clone();
093: } catch (CloneNotSupportedException e) {
094: System.err.println("Failed to clone.");
095: }
096: assertTrue(d1 != d2);
097: assertTrue(d1.getClass() == d2.getClass());
098: assertTrue(d1.equals(d2));
099: }
100:
101: /**
102: * Serialize an instance, restore it, and check for equality.
103: */
104: public void testSerialization() {
105:
106: DefaultKeyedValuesDataset d1 = new DefaultKeyedValuesDataset();
107: d1.setValue("C1", new Double(234.2));
108: d1.setValue("C2", null);
109: d1.setValue("C3", new Double(345.9));
110: d1.setValue("C4", new Double(452.7));
111:
112: KeyedValuesDataset d2 = null;
113:
114: try {
115: ByteArrayOutputStream buffer = new ByteArrayOutputStream();
116: ObjectOutput out = new ObjectOutputStream(buffer);
117: out.writeObject(d1);
118: out.close();
119:
120: ObjectInput in = new ObjectInputStream(
121: new ByteArrayInputStream(buffer.toByteArray()));
122: d2 = (KeyedValuesDataset) in.readObject();
123: in.close();
124: } catch (Exception e) {
125: System.out.println(e.toString());
126: }
127: assertEquals(d1, d2);
128:
129: }
130:
131: }
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