/* ===========================================================
* JFreeChart : a free chart library for the Java(tm) platform
* ===========================================================
*
* (C) Copyright 2000-2007, by Object Refinery Limited and Contributors.
*
* Project Info: http://www.jfree.org/jfreechart/index.html
*
* This library is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*
* This library is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301,
* USA.
*
* [Java is a trademark or registered trademark of Sun Microsystems, Inc.
* in the United States and other countries.]
*
* --------------------------------
* VectorSeriesCollectionTests.java
* --------------------------------
* (C) Copyright 2007, by Object Refinery Limited and Contributors.
*
* Original Author: David Gilbert (for Object Refinery Limited);
* Contributor(s): -;
*
* Changes
* -------
* 30-Jan-2007 : Version 1 (DG);
* 24-May-2007 : Added testRemoveSeries() (DG);
*
*/
package org.jfree.data.xy.junit;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.ObjectInput;
import java.io.ObjectInputStream;
import java.io.ObjectOutput;
import java.io.ObjectOutputStream;
import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;
import org.jfree.data.xy.VectorSeries;
import org.jfree.data.xy.VectorSeriesCollection;
/**
* Tests for the {@link VectorSeriesCollection} class.
*/
public class VectorSeriesCollectionTests extends TestCase {
/**
* Returns the tests as a test suite.
*
* @return The test suite.
*/
public static Test suite() {
return new TestSuite(VectorSeriesCollectionTests.class);
}
/**
* Constructs a new set of tests.
*
* @param name the name of the tests.
*/
public VectorSeriesCollectionTests(String name) {
super(name);
}
/**
* Confirm that the equals method can distinguish all the required fields.
*/
public void testEquals() {
VectorSeries s1 = new VectorSeries("Series");
s1.add(1.0, 1.1, 1.2, 1.3);
VectorSeriesCollection c1 = new VectorSeriesCollection();
c1.addSeries(s1);
VectorSeries s2 = new VectorSeries("Series");
s2.add(1.0, 1.1, 1.2, 1.3);
VectorSeriesCollection c2 = new VectorSeriesCollection();
c2.addSeries(s2);
assertTrue(c1.equals(c2));
assertTrue(c2.equals(c1));
c1.addSeries(new VectorSeries("Empty Series"));
assertFalse(c1.equals(c2));
c2.addSeries(new VectorSeries("Empty Series"));
assertTrue(c1.equals(c2));
}
/**
* Confirm that cloning works.
*/
public void testCloning() {
VectorSeries s1 = new VectorSeries("Series");
s1.add(1.0, 1.1, 1.2, 1.3);
VectorSeriesCollection c1 = new VectorSeriesCollection();
c1.addSeries(s1);
VectorSeriesCollection c2 = null;
try {
c2 = (VectorSeriesCollection) c1.clone();
}
catch (CloneNotSupportedException e) {
e.printStackTrace();
}
assertTrue(c1 != c2);
assertTrue(c1.getClass() == c2.getClass());
assertTrue(c1.equals(c2));
// check independence
s1.setDescription("XYZ");
assertFalse(c1.equals(c2));
}
/**
* Serialize an instance, restore it, and check for equality.
*/
public void testSerialization() {
VectorSeries s1 = new VectorSeries("Series");
s1.add(1.0, 1.1, 1.2, 1.3);
VectorSeriesCollection c1 = new VectorSeriesCollection();
c1.addSeries(s1);
VectorSeriesCollection c2 = null;
try {
ByteArrayOutputStream buffer = new ByteArrayOutputStream();
ObjectOutput out = new ObjectOutputStream(buffer);
out.writeObject(c1);
out.close();
ObjectInput in = new ObjectInputStream(
new ByteArrayInputStream(buffer.toByteArray()));
c2 = (VectorSeriesCollection) in.readObject();
in.close();
}
catch (Exception e) {
e.printStackTrace();
}
assertEquals(c1, c2);
}
/**
* Some checks for the removeSeries() method.
*/
public void testRemoveSeries() {
VectorSeries s1 = new VectorSeries("S1");
VectorSeries s2 = new VectorSeries("S2");
VectorSeriesCollection vsc = new VectorSeriesCollection();
vsc.addSeries(s1);
vsc.addSeries(s2);
assertEquals(2, vsc.getSeriesCount());
boolean b = vsc.removeSeries(s1);
assertTrue(b);
assertEquals(1, vsc.getSeriesCount());
assertEquals("S2", vsc.getSeriesKey(0));
b = vsc.removeSeries(new VectorSeries("NotInDataset"));
assertFalse(b);
assertEquals(1, vsc.getSeriesCount());
b = vsc.removeSeries(s2);
assertTrue(b);
assertEquals(0, vsc.getSeriesCount());
}
}