/* ===========================================================
* 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.]
*
* -------------------
* Pie3DPlotTests.java
* -------------------
* (C) Copyright 2003-2008, by Object Refinery Limited and Contributors.
*
* Original Author: David Gilbert (for Object Refinery Limited);
* Contributor(s): -;
*
* Changes
* -------
* 18-Mar-2003 : Version 1 (DG);
* 22-Mar-2007 : Added testEquals() (DG);
* 05-Oct-2007 : Modified testEquals() for new field (DG);
* 19-Mar-2008 : Added test for null dataset (DG);
*
*/
package org.jfree.chart.plot;
import org.jfree.chart.ChartFactory;
import org.jfree.chart.JFreeChart;
import org.junit.Test;
import java.awt.Graphics2D;
import java.awt.geom.Rectangle2D;
import java.awt.image.BufferedImage;
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;
/**
* Tests for the {@link PiePlot3D} class.
*/
public class PiePlot3DTest {
/**
* Some checks for the equals() method.
*/
@Test
public void testEquals() {
PiePlot3D p1 = new PiePlot3D();
PiePlot3D p2 = new PiePlot3D();
assertEquals(p1, p2);
assertEquals(p2, p1);
p1.setDepthFactor(1.23);
assertFalse(p1.equals(p2));
p2.setDepthFactor(1.23);
assertEquals(p1, p2);
p1.setDarkerSides(true);
assertFalse(p1.equals(p2));
p2.setDarkerSides(true);
assertEquals(p1, p2);
}
/**
* Serialize an instance, restore it, and check for equality.
*/
@Test
public void testSerialization() throws IOException, ClassNotFoundException {
PiePlot3D p1 = new PiePlot3D(null);
ByteArrayOutputStream buffer = new ByteArrayOutputStream();
ObjectOutput out = new ObjectOutputStream(buffer);
out.writeObject(p1);
out.close();
ObjectInput in = new ObjectInputStream(
new ByteArrayInputStream(buffer.toByteArray()));
PiePlot3D p2 = (PiePlot3D) in.readObject();
in.close();
assertEquals(p1, p2);
}
/**
* Draws a pie chart where the label generator returns null.
*/
@Test
public void testDrawWithNullDataset() {
JFreeChart chart = ChartFactory.createPieChart3D("Test", null);
BufferedImage image = new BufferedImage(200 , 100,
BufferedImage.TYPE_INT_RGB);
Graphics2D g2 = image.createGraphics();
chart.draw(g2, new Rectangle2D.Double(0, 0, 200, 100), null, null);
g2.dispose();
}
}