/* ===========================================================
* JFreeChart : a free chart library for the Java(tm) platform
* ===========================================================
*
* (C) Copyright 2000-2012, 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.
*
* [Oracle and Java are registered trademarks of Oracle and/or its affiliates.
* Other names may be trademarks of their respective owners.]
*
* ----------------------
* XYBarDatasetTests.java
* ----------------------
* (C) Copyright 2007, 2008, by Object Refinery Limited and Contributors.
*
* Original Author: David Gilbert (for Object Refinery Limited);
* Contributor(s): -;
*
* Changes
* -------
* 25-Jan-2007 : Version 1 (DG);
* 22-Apr-2008 : Added testPublicCloneable (DG);
*
*/
package org.jfree.data.xy;
import org.jfree.chart.util.PublicCloneable;
import org.junit.Test;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.ObjectInput;
import java.io.ObjectInputStream;
import java.io.ObjectOutput;
import java.io.ObjectOutputStream;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotSame;
import static org.junit.Assert.assertSame;
import static org.junit.Assert.assertTrue;
/**
* Some tests for the {@link XYBarDataset} class.
*/
public class XYBarDatasetTest {
/**
* Confirm that the equals method can distinguish all the required fields.
*/
@Test
public void testEquals() {
DefaultXYDataset d1 = new DefaultXYDataset();
double[] x1 = new double[] {1.0, 2.0, 3.0};
double[] y1 = new double[] {4.0, 5.0, 6.0};
double[][] data1 = new double[][] {x1, y1};
d1.addSeries("S1", data1);
DefaultXYDataset d2 = new DefaultXYDataset();
double[] x2 = new double[] {1.0, 2.0, 3.0};
double[] y2 = new double[] {4.0, 5.0, 6.0};
double[][] data2 = new double[][] {x2, y2};
d2.addSeries("S1", data2);
XYBarDataset bd1 = new XYBarDataset(d1, 5.0);
XYBarDataset bd2 = new XYBarDataset(d2, 5.0);
assertEquals(bd1, bd2);
assertEquals(bd2, bd1);
}
/**
* Confirm that cloning works.
*/
@Test
public void testCloning() throws CloneNotSupportedException {
DefaultXYDataset d1 = new DefaultXYDataset();
double[] x1 = new double[] {1.0, 2.0, 3.0};
double[] y1 = new double[] {4.0, 5.0, 6.0};
double[][] data1 = new double[][] {x1, y1};
d1.addSeries("S1", data1);
XYBarDataset bd1 = new XYBarDataset(d1, 5.0);
XYBarDataset bd2 = (XYBarDataset) bd1.clone();
assertNotSame(bd1, bd2);
assertSame(bd1.getClass(), bd2.getClass());
assertEquals(bd1, bd2);
// check independence
d1 = (DefaultXYDataset) bd1.getUnderlyingDataset();
d1.addSeries("S2", new double[][] {{1.0}, {2.0}});
assertFalse(bd1.equals(bd2));
DefaultXYDataset d2 = (DefaultXYDataset) bd2.getUnderlyingDataset();
d2.addSeries("S2", new double[][] {{1.0}, {2.0}});
assertEquals(bd1, bd2);
}
/**
* Verify that this class implements {@link PublicCloneable}.
*/
@Test
public void testPublicCloneable() {
DefaultXYDataset d1 = new DefaultXYDataset();
double[] x1 = new double[] {1.0, 2.0, 3.0};
double[] y1 = new double[] {4.0, 5.0, 6.0};
double[][] data1 = new double[][] {x1, y1};
d1.addSeries("S1", data1);
XYBarDataset bd1 = new XYBarDataset(d1, 5.0);
assertTrue(bd1 instanceof PublicCloneable);
}
/**
* Serialize an instance, restore it, and check for equality.
*/
@Test
public void testSerialization() throws IOException, ClassNotFoundException {
DefaultXYDataset d1 = new DefaultXYDataset();
double[] x1 = new double[] {1.0, 2.0, 3.0};
double[] y1 = new double[] {4.0, 5.0, 6.0};
double[][] data1 = new double[][] {x1, y1};
d1.addSeries("S1", data1);
XYBarDataset bd1 = new XYBarDataset(d1, 5.0);
ByteArrayOutputStream buffer = new ByteArrayOutputStream();
ObjectOutput out = new ObjectOutputStream(buffer);
out.writeObject(bd1);
out.close();
ObjectInput in = new ObjectInputStream(
new ByteArrayInputStream(buffer.toByteArray()));
XYBarDataset bd2 = (XYBarDataset) in.readObject();
in.close();
assertEquals(bd1, bd2);
}
}