/* ===========================================================
* 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.]
*
* ------------------------------------
* CombinedRangeCategoryPlotTests.java
* ------------------------------------
* (C) Copyright 2003-2008, by Object Refinery Limited and Contributors.
*
* Original Author: David Gilbert (for Object Refinery Limited);
* Contributor(s): -;
*
* Changes
* -------
* 21-Aug-2003 : Version 1 (DG);
* 03-Jan-2008 : Added testNotification() (DG);
*
*/
package org.jfree.chart.plot;
import org.jfree.chart.JFreeChart;
import org.jfree.chart.axis.CategoryAxis;
import org.jfree.chart.axis.NumberAxis;
import org.jfree.chart.event.ChartChangeEvent;
import org.jfree.chart.event.ChartChangeListener;
import org.jfree.chart.labels.StandardCategoryToolTipGenerator;
import org.jfree.chart.renderer.category.BarRenderer;
import org.jfree.chart.renderer.category.LineAndShapeRenderer;
import org.jfree.data.category.CategoryDataset;
import org.jfree.data.category.DefaultCategoryDataset;
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 java.util.List;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotSame;
import static org.junit.Assert.assertSame;
import static org.junit.Assert.assertTrue;
/**
* Tests for the {@link CombinedRangeCategoryPlot} class.
*/
public class CombinedRangeCategoryPlotTest
implements ChartChangeListener {
/** A list of the events received. */
private List<ChartChangeEvent> events = new java.util.ArrayList<ChartChangeEvent>();
/**
* Receives a chart change event.
*
* @param event the event.
*/
@Override
public void chartChanged(ChartChangeEvent event) {
this.events.add(event);
}
/**
* Test the equals() method.
*/
@Test
public void testEquals() {
CombinedRangeCategoryPlot plot1 = createPlot();
CombinedRangeCategoryPlot plot2 = createPlot();
assertEquals(plot1, plot2);
}
/**
* Confirm that cloning works.
*/
@Test
public void testCloning() throws CloneNotSupportedException {
CombinedRangeCategoryPlot plot1 = createPlot();
CombinedRangeCategoryPlot plot2 = (CombinedRangeCategoryPlot) plot1.clone();
assertNotSame(plot1, plot2);
assertSame(plot1.getClass(), plot2.getClass());
assertEquals(plot1, plot2);
}
/**
* Serialize an instance, restore it, and check for equality.
*/
@Test
public void testSerialization() throws IOException, ClassNotFoundException {
CombinedRangeCategoryPlot plot1 = createPlot();
ByteArrayOutputStream buffer = new ByteArrayOutputStream();
ObjectOutput out = new ObjectOutputStream(buffer);
out.writeObject(plot1);
out.close();
ObjectInput in = new ObjectInputStream(new ByteArrayInputStream(
buffer.toByteArray()));
CombinedRangeCategoryPlot plot2 = (CombinedRangeCategoryPlot) in.readObject();
in.close();
assertEquals(plot1, plot2);
}
/**
* This is a test to replicate the bug report 1121172.
*/
@Test
public void testRemoveSubplot() {
CombinedRangeCategoryPlot plot = new CombinedRangeCategoryPlot();
CategoryPlot plot1 = new CategoryPlot();
CategoryPlot plot2 = new CategoryPlot();
CategoryPlot plot3 = new CategoryPlot();
plot.add(plot1);
plot.add(plot2);
plot.add(plot3);
plot.remove(plot2);
List plots = plot.getSubplots();
assertEquals(2, plots.size());
}
/**
* Check that only one chart change event is generated by a change to a
* subplot.
*/
@Test
public void testNotification() {
CombinedRangeCategoryPlot plot = createPlot();
JFreeChart chart = new JFreeChart(plot);
chart.addChangeListener(this);
CategoryPlot subplot1 = plot.getSubplots().get(0);
NumberAxis yAxis = (NumberAxis) subplot1.getRangeAxis();
yAxis.setAutoRangeIncludesZero(!yAxis.getAutoRangeIncludesZero());
assertEquals(1, this.events.size());
// a redraw should NOT trigger another change event
BufferedImage image = new BufferedImage(200, 100,
BufferedImage.TYPE_INT_RGB);
Graphics2D g2 = image.createGraphics();
this.events.clear();
chart.draw(g2, new Rectangle2D.Double(0.0, 0.0, 200.0, 100.0));
assertTrue(this.events.isEmpty());
}
/**
* Creates a dataset.
*
* @return A dataset.
*/
public CategoryDataset createDataset1() {
DefaultCategoryDataset result = new DefaultCategoryDataset();
// row keys...
String series1 = "First";
String series2 = "Second";
// column keys...
String type1 = "Type 1";
String type2 = "Type 2";
String type3 = "Type 3";
String type4 = "Type 4";
String type5 = "Type 5";
String type6 = "Type 6";
String type7 = "Type 7";
String type8 = "Type 8";
result.addValue(1.0, series1, type1);
result.addValue(4.0, series1, type2);
result.addValue(3.0, series1, type3);
result.addValue(5.0, series1, type4);
result.addValue(5.0, series1, type5);
result.addValue(7.0, series1, type6);
result.addValue(7.0, series1, type7);
result.addValue(8.0, series1, type8);
result.addValue(5.0, series2, type1);
result.addValue(7.0, series2, type2);
result.addValue(6.0, series2, type3);
result.addValue(8.0, series2, type4);
result.addValue(4.0, series2, type5);
result.addValue(4.0, series2, type6);
result.addValue(2.0, series2, type7);
result.addValue(1.0, series2, type8);
return result;
}
/**
* Creates a dataset.
*
* @return A dataset.
*/
public CategoryDataset createDataset2() {
DefaultCategoryDataset result = new DefaultCategoryDataset();
// row keys...
String series1 = "Third";
String series2 = "Fourth";
// column keys...
String type1 = "Type 1";
String type2 = "Type 2";
String type3 = "Type 3";
String type4 = "Type 4";
String type5 = "Type 5";
String type6 = "Type 6";
String type7 = "Type 7";
String type8 = "Type 8";
result.addValue(11.0, series1, type1);
result.addValue(14.0, series1, type2);
result.addValue(13.0, series1, type3);
result.addValue(15.0, series1, type4);
result.addValue(15.0, series1, type5);
result.addValue(17.0, series1, type6);
result.addValue(17.0, series1, type7);
result.addValue(18.0, series1, type8);
result.addValue(15.0, series2, type1);
result.addValue(17.0, series2, type2);
result.addValue(16.0, series2, type3);
result.addValue(18.0, series2, type4);
result.addValue(14.0, series2, type5);
result.addValue(14.0, series2, type6);
result.addValue(12.0, series2, type7);
result.addValue(11.0, series2, type8);
return result;
}
/**
* Creates a sample plot.
*
* @return A plot.
*/
private CombinedRangeCategoryPlot createPlot() {
CategoryDataset dataset1 = createDataset1();
CategoryAxis catAxis1 = new CategoryAxis("Category");
LineAndShapeRenderer renderer1 = new LineAndShapeRenderer();
renderer1.setDefaultToolTipGenerator(
new StandardCategoryToolTipGenerator());
CategoryPlot subplot1 = new CategoryPlot(dataset1, catAxis1, null,
renderer1);
subplot1.setDomainGridlinesVisible(true);
CategoryDataset dataset2 = createDataset2();
CategoryAxis catAxis2 = new CategoryAxis("Category");
BarRenderer renderer2 = new BarRenderer();
renderer2.setDefaultToolTipGenerator(
new StandardCategoryToolTipGenerator());
CategoryPlot subplot2 = new CategoryPlot(dataset2, catAxis2, null,
renderer2);
subplot2.setDomainGridlinesVisible(true);
NumberAxis rangeAxis = new NumberAxis("Value");
CombinedRangeCategoryPlot plot = new CombinedRangeCategoryPlot(
rangeAxis);
plot.add(subplot1, 2);
plot.add(subplot2, 1);
return plot;
}
}