/* ===========================================================
* JFreeChart : a free chart library for the Java(tm) platform
* ===========================================================
*
* (C) Copyright 2000-2014, 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.]
*
* -------------------------
* XYBoxAnnotationTests.java
* -------------------------
* (C) Copyright 2005-2014, by Object Refinery Limited and Contributors.
*
* Original Author: David Gilbert (for Object Refinery Limited);
* Contributor(s): -;
*
* Changes
* -------
* 19-Jan-2005 : Version 1 (DG);
* 26-Feb-2008 : Added testDrawWithNullInfo() method (DG);
* 23-Apr-2008 : Added testPublicCloneable() (DG);
*
*/
package org.jfree.chart.annotations;
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;
import org.junit.Test;
import java.awt.BasicStroke;
import java.awt.Color;
import java.awt.GradientPaint;
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 org.jfree.chart.JFreeChart;
import org.jfree.chart.TestUtils;
import org.jfree.chart.axis.NumberAxis;
import org.jfree.chart.plot.XYPlot;
import org.jfree.chart.renderer.xy.XYLineAndShapeRenderer;
import org.jfree.chart.util.PublicCloneable;
import org.jfree.data.xy.DefaultTableXYDataset;
import org.jfree.data.xy.XYSeries;
/**
* Some tests for the {@link XYBoxAnnotation} class.
*/
public class XYBoxAnnotationTest {
/**
* Confirm that the equals method can distinguish all the required fields.
*/
@Test
public void testEquals() {
XYBoxAnnotation a1 = new XYBoxAnnotation(1.0, 2.0, 3.0, 4.0,
new BasicStroke(1.2f), Color.RED, Color.BLUE);
XYBoxAnnotation a2 = new XYBoxAnnotation(1.0, 2.0, 3.0, 4.0,
new BasicStroke(1.2f), Color.RED, Color.BLUE);
assertEquals(a1, a2);
assertEquals(a2, a1);
// x0
a1 = new XYBoxAnnotation(2.0, 2.0, 3.0, 4.0, new BasicStroke(1.2f),
Color.RED, Color.BLUE);
assertFalse(a1.equals(a2));
a2 = new XYBoxAnnotation(2.0, 2.0, 3.0, 4.0, new BasicStroke(1.2f),
Color.RED, Color.BLUE);
assertEquals(a1, a2);
// stroke
a1 = new XYBoxAnnotation(1.0, 2.0, 3.0, 4.0, new BasicStroke(2.3f),
Color.RED, Color.BLUE);
assertFalse(a1.equals(a2));
a2 = new XYBoxAnnotation(1.0, 2.0, 3.0, 4.0, new BasicStroke(2.3f),
Color.RED, Color.BLUE);
assertEquals(a1, a2);
GradientPaint gp1a = new GradientPaint(1.0f, 2.0f, Color.BLUE,
3.0f, 4.0f, Color.RED);
GradientPaint gp1b = new GradientPaint(1.0f, 2.0f, Color.BLUE,
3.0f, 4.0f, Color.RED);
GradientPaint gp2a = new GradientPaint(5.0f, 6.0f, Color.pink,
7.0f, 8.0f, Color.WHITE);
GradientPaint gp2b = new GradientPaint(5.0f, 6.0f, Color.pink,
7.0f, 8.0f, Color.WHITE);
// outlinePaint
a1 = new XYBoxAnnotation(1.0, 2.0, 3.0, 4.0, new BasicStroke(2.3f),
gp1a, Color.BLUE);
assertFalse(a1.equals(a2));
a2 = new XYBoxAnnotation(1.0, 2.0, 3.0, 4.0, new BasicStroke(2.3f),
gp1b, Color.BLUE);
assertEquals(a1, a2);
// fillPaint
a1 = new XYBoxAnnotation(1.0, 2.0, 3.0, 4.0, new BasicStroke(2.3f),
gp1a, gp2a);
assertFalse(a1.equals(a2));
a2 = new XYBoxAnnotation(1.0, 2.0, 3.0, 4.0, new BasicStroke(2.3f),
gp1b, gp2b);
assertEquals(a1, a2);
}
/**
* Two objects that are equal are required to return the same hashCode.
*/
@Test
public void testHashCode() {
XYBoxAnnotation a1 = new XYBoxAnnotation(1.0, 2.0, 3.0, 4.0,
new BasicStroke(1.2f), Color.RED, Color.BLUE);
XYBoxAnnotation a2 = new XYBoxAnnotation(1.0, 2.0, 3.0, 4.0,
new BasicStroke(1.2f), Color.RED, Color.BLUE);
assertEquals(a1, a2);
int h1 = a1.hashCode();
int h2 = a2.hashCode();
assertEquals(h1, h2);
}
/**
* Confirm that cloning works.
*/
@Test
public void testCloning() throws CloneNotSupportedException {
XYBoxAnnotation a1 = new XYBoxAnnotation(1.0, 2.0, 3.0, 4.0,
new BasicStroke(1.2f), Color.RED, Color.BLUE);
XYBoxAnnotation a2 = (XYBoxAnnotation) a1.clone();
assertNotSame(a1, a2);
assertSame(a1.getClass(), a2.getClass());
assertEquals(a1, a2);
}
/**
* Checks that this class implements PublicCloneable.
*/
@Test
public void testPublicCloneable() {
XYBoxAnnotation a1 = new XYBoxAnnotation(1.0, 2.0, 3.0, 4.0,
new BasicStroke(1.2f), Color.RED, Color.BLUE);
assertTrue(a1 instanceof PublicCloneable);
}
/**
* Serialize an instance, restore it, and check for equality.
*/
@Test
public void testSerialization() {
XYBoxAnnotation a1 = new XYBoxAnnotation(1.0, 2.0, 3.0, 4.0,
new BasicStroke(1.2f), Color.RED, Color.BLUE);
XYBoxAnnotation a2 = (XYBoxAnnotation) TestUtils.serialised(a1);
assertEquals(a1, a2);
}
/**
* Draws the chart with a <code>null</code> info object to make sure that
* no exceptions are thrown.
*/
@Test
public void testDrawWithNullInfo() {
DefaultTableXYDataset dataset = new DefaultTableXYDataset();
XYSeries s1 = new XYSeries("Series 1", true, false);
s1.add(5.0, 5.0);
s1.add(10.0, 15.5);
s1.add(15.0, 9.5);
s1.add(20.0, 7.5);
dataset.addSeries(s1);
XYSeries s2 = new XYSeries("Series 2", true, false);
s2.add(5.0, 5.0);
s2.add(10.0, 15.5);
s2.add(15.0, 9.5);
s2.add(20.0, 3.5);
dataset.addSeries(s2);
XYPlot plot = new XYPlot(dataset, new NumberAxis("X"),
new NumberAxis("Y"), new XYLineAndShapeRenderer());
plot.addAnnotation(new XYBoxAnnotation(10.0, 12.0, 3.0, 4.0,
new BasicStroke(1.2f), Color.RED, Color.BLUE));
JFreeChart chart = new JFreeChart(plot);
/* BufferedImage image = */ chart.createBufferedImage(300, 200,
null);
}
}