/* ===========================================================
* JFreeChart : a free chart library for the Java(tm) platform
* ===========================================================
*
* (C) Copyright 2000-2011, 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.]
*
* --------------------
* LegendItemTests.java
* --------------------
* (C) Copyright 2004-2008, by Object Refinery Limited and Contributors.
*
* Original Author: David Gilbert (for Object Refinery Limited);
* Contributor(s): -;
*
* Changes
* -------
* 04-Jun-2004 : Version 1 (DG);
* 10-Dec-2005 : Addded new test to cover bug report 1374328 (DG);
* 13-Dec-2006 : Extended testEquals() for new fillPaintTransformer
* attribute (DG);
* 23-Apr-2008 : Implemented Cloneable (DG);
* 17-Jun-2008 : Included new fields in existing tests (DG);
*
*/
package org.jfree.chart.junit;
import java.awt.BasicStroke;
import java.awt.Color;
import java.awt.Font;
import java.awt.GradientPaint;
import java.awt.font.TextAttribute;
import java.awt.geom.Line2D;
import java.awt.geom.Rectangle2D;
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 java.text.AttributedString;
import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;
import org.jfree.chart.LegendItem;
import org.jfree.ui.GradientPaintTransformType;
import org.jfree.ui.StandardGradientPaintTransformer;
/**
* Tests for the {@link LegendItem} class.
*/
public class LegendItemTests extends TestCase {
/**
* Returns the tests as a test suite.
*
* @return The test suite.
*/
public static Test suite() {
return new TestSuite(LegendItemTests.class);
}
/**
* Constructs a new set of tests.
*
* @param name the name of the tests.
*/
public LegendItemTests(String name) {
super(name);
}
/**
* Confirm that the equals method can distinguish all the required fields.
*/
public void testEquals() {
LegendItem item1 = new LegendItem("Label", "Description",
"ToolTip", "URL", true,
new Rectangle2D.Double(1.0, 2.0, 3.0, 4.0), true, Color.red,
true, Color.blue, new BasicStroke(1.2f), true,
new Line2D.Double(1.0, 2.0, 3.0, 4.0),
new BasicStroke(2.1f), Color.green);
LegendItem item2 = new LegendItem("Label", "Description",
"ToolTip", "URL", true,
new Rectangle2D.Double(1.0, 2.0, 3.0, 4.0),
true, Color.red, true, Color.blue, new BasicStroke(1.2f), true,
new Line2D.Double(1.0, 2.0, 3.0, 4.0), new BasicStroke(2.1f),
Color.green);
assertTrue(item1.equals(item2));
assertTrue(item2.equals(item1));
item1 = new LegendItem("Label2", "Description", "ToolTip", "URL",
true, new Rectangle2D.Double(1.0, 2.0, 3.0, 4.0), true,
Color.red, true, Color.blue, new BasicStroke(1.2f), true,
new Line2D.Double(1.0, 2.0, 3.0, 4.0), new BasicStroke(2.1f),
Color.green);
assertFalse(item1.equals(item2));
item2 = new LegendItem("Label2", "Description", "ToolTip", "URL",
true, new Rectangle2D.Double(1.0, 2.0, 3.0, 4.0),
true, Color.red, true, Color.blue, new BasicStroke(1.2f), true,
new Line2D.Double(1.0, 2.0, 3.0, 4.0), new BasicStroke(2.1f),
Color.green);
assertTrue(item1.equals(item2));
item1 = new LegendItem("Label2", "Description2", "ToolTip",
"URL", true, new Rectangle2D.Double(1.0, 2.0, 3.0, 4.0),
true, Color.red, true, Color.blue, new BasicStroke(1.2f), true,
new Line2D.Double(1.0, 2.0, 3.0, 4.0), new BasicStroke(2.1f),
Color.green);
assertFalse(item1.equals(item2));
item2 = new LegendItem("Label2", "Description2", "ToolTip",
"URL", true, new Rectangle2D.Double(1.0, 2.0, 3.0, 4.0),
true, Color.red, true, Color.blue, new BasicStroke(1.2f), true,
new Line2D.Double(1.0, 2.0, 3.0, 4.0), new BasicStroke(2.1f),
Color.green);
assertTrue(item1.equals(item2));
item1 = new LegendItem("Label2", "Description2", "ToolTip",
"URL", false, new Rectangle2D.Double(1.0, 2.0, 3.0, 4.0),
true, Color.red, true, Color.blue, new BasicStroke(1.2f), true,
new Line2D.Double(1.0, 2.0, 3.0, 4.0), new BasicStroke(2.1f),
Color.green);
assertFalse(item1.equals(item2));
item2 = new LegendItem("Label2", "Description2", "ToolTip",
"URL", false, new Rectangle2D.Double(1.0, 2.0, 3.0, 4.0),
true, Color.red, true, Color.blue, new BasicStroke(1.2f), true,
new Line2D.Double(1.0, 2.0, 3.0, 4.0), new BasicStroke(2.1f),
Color.green);
assertTrue(item1.equals(item2));
item1 = new LegendItem("Label2", "Description2", "ToolTip",
"URL", false, new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0),
true, Color.red, true, Color.blue, new BasicStroke(1.2f), true,
new Line2D.Double(1.0, 2.0, 3.0, 4.0), new BasicStroke(2.1f),
Color.green);
assertFalse(item1.equals(item2));
item2 = new LegendItem("Label2", "Description2", "ToolTip",
"URL", false, new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0),
true, Color.red, true, Color.blue, new BasicStroke(1.2f), true,
new Line2D.Double(1.0, 2.0, 3.0, 4.0), new BasicStroke(2.1f),
Color.green);
assertTrue(item1.equals(item2));
item1 = new LegendItem("Label2", "Description2", "ToolTip",
"URL", false, new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0),
false, Color.red, true, Color.blue, new BasicStroke(1.2f), true,
new Line2D.Double(1.0, 2.0, 3.0, 4.0), new BasicStroke(2.1f),
Color.green);
assertFalse(item1.equals(item2));
item2 = new LegendItem("Label2", "Description2", "ToolTip",
"URL", false, new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0),
false, Color.red, true, Color.blue, new BasicStroke(1.2f), true,
new Line2D.Double(1.0, 2.0, 3.0, 4.0), new BasicStroke(2.1f),
Color.green);
assertTrue(item1.equals(item2));
item1 = new LegendItem("Label2", "Description2", "ToolTip", "URL",
false, new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0), false,
Color.black, true, Color.blue, new BasicStroke(1.2f), true,
new Line2D.Double(1.0, 2.0, 3.0, 4.0), new BasicStroke(2.1f),
Color.green);
assertFalse(item1.equals(item2));
item2 = new LegendItem("Label2", "Description2", "ToolTip", "URL",
false, new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0), false,
Color.black, true, Color.blue, new BasicStroke(1.2f), true,
new Line2D.Double(1.0, 2.0, 3.0, 4.0), new BasicStroke(2.1f),
Color.green);
assertTrue(item1.equals(item2));
item1 = new LegendItem("Label2", "Description2", "ToolTip",
"URL", false, new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0),
false, Color.black, false, Color.blue, new BasicStroke(1.2f),
true, new Line2D.Double(1.0, 2.0, 3.0, 4.0),
new BasicStroke(2.1f), Color.green);
assertFalse(item1.equals(item2));
item2 = new LegendItem("Label2", "Description2", "ToolTip", "URL",
false, new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0), false,
Color.black, false, Color.blue, new BasicStroke(1.2f), true,
new Line2D.Double(1.0, 2.0, 3.0, 4.0), new BasicStroke(2.1f),
Color.green);
assertTrue(item1.equals(item2));
item1 = new LegendItem("Label2", "Description2", "ToolTip", "URL",
false, new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0), false,
Color.black, false, Color.yellow, new BasicStroke(1.2f), true,
new Line2D.Double(1.0, 2.0, 3.0, 4.0), new BasicStroke(2.1f),
Color.green);
assertFalse(item1.equals(item2));
item2 = new LegendItem("Label2", "Description2", "ToolTip", "URL",
false, new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0), false,
Color.black, false, Color.yellow, new BasicStroke(1.2f), true,
new Line2D.Double(1.0, 2.0, 3.0, 4.0), new BasicStroke(2.1f),
Color.green);
assertTrue(item1.equals(item2));
item1 = new LegendItem("Label2", "Description2", "ToolTip", "URL",
false, new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0), false,
Color.black, false, Color.yellow, new BasicStroke(2.1f), true,
new Line2D.Double(1.0, 2.0, 3.0, 4.0), new BasicStroke(2.1f),
Color.green);
assertFalse(item1.equals(item2));
item2 = new LegendItem("Label2", "Description2", "ToolTip", "URL",
false, new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0), false,
Color.black, false, Color.yellow, new BasicStroke(2.1f), true,
new Line2D.Double(1.0, 2.0, 3.0, 4.0), new BasicStroke(2.1f),
Color.green);
assertTrue(item1.equals(item2));
item1 = new LegendItem("Label2", "Description2", "ToolTip",
"URL", false, new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0),
false, Color.black, false, Color.yellow, new BasicStroke(2.1f),
false, new Line2D.Double(1.0, 2.0, 3.0, 4.0),
new BasicStroke(2.1f), Color.green);
assertFalse(item1.equals(item2));
item2 = new LegendItem("Label2", "Description2", "ToolTip",
"URL", false, new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0),
false, Color.black, false, Color.yellow, new BasicStroke(2.1f),
false, new Line2D.Double(1.0, 2.0, 3.0, 4.0),
new BasicStroke(2.1f), Color.green);
assertTrue(item1.equals(item2));
item1 = new LegendItem("Label2", "Description2", "ToolTip",
"URL", false, new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0),
false, Color.black, false, Color.yellow, new BasicStroke(2.1f),
false, new Line2D.Double(4.0, 3.0, 2.0, 1.0),
new BasicStroke(2.1f), Color.green);
assertFalse(item1.equals(item2));
item2 = new LegendItem("Label2", "Description2", "ToolTip",
"URL", false, new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0),
false, Color.black, false, Color.yellow, new BasicStroke(2.1f),
false, new Line2D.Double(4.0, 3.0, 2.0, 1.0),
new BasicStroke(2.1f), Color.green);
assertTrue(item1.equals(item2));
item1 = new LegendItem("Label2", "Description2", "ToolTip",
"URL", false, new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0),
false, Color.black, false, Color.yellow, new BasicStroke(2.1f),
false, new Line2D.Double(4.0, 3.0, 2.0, 1.0),
new BasicStroke(3.3f), Color.green);
assertFalse(item1.equals(item2));
item2 = new LegendItem("Label2", "Description2", "ToolTip",
"URL", false, new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0),
false, Color.black, false, Color.yellow, new BasicStroke(2.1f),
false, new Line2D.Double(4.0, 3.0, 2.0, 1.0),
new BasicStroke(3.3f), Color.green);
assertTrue(item1.equals(item2));
item1 = new LegendItem("Label2", "Description2", "ToolTip", "URL",
false, new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0), false,
Color.black, false, Color.yellow, new BasicStroke(2.1f), false,
new Line2D.Double(4.0, 3.0, 2.0, 1.0), new BasicStroke(3.3f),
Color.white
);
assertFalse(item1.equals(item2));
item2 = new LegendItem("Label2", "Description2", "ToolTip",
"URL", false, new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0),
false, Color.black, false, Color.yellow, new BasicStroke(2.1f),
false, new Line2D.Double(4.0, 3.0, 2.0, 1.0),
new BasicStroke(3.3f),
Color.white);
assertTrue(item1.equals(item2));
// fillPaintTransformer
item1.setFillPaintTransformer(new StandardGradientPaintTransformer(
GradientPaintTransformType.CENTER_VERTICAL));
assertFalse(item1.equals(item2));
item2.setFillPaintTransformer(new StandardGradientPaintTransformer(
GradientPaintTransformType.CENTER_VERTICAL));
assertTrue(item1.equals(item2));
// labelFont
item1.setLabelFont(new Font("Dialog", Font.PLAIN, 13));
assertFalse(item1.equals(item2));
item2.setLabelFont(new Font("Dialog", Font.PLAIN, 13));
assertTrue(item1.equals(item2));
// labelPaint
item1.setLabelPaint(Color.red);
assertFalse(item1.equals(item2));
item2.setLabelPaint(Color.red);
assertTrue(item1.equals(item2));
// fillPaint
item1.setFillPaint(new GradientPaint(1.0f, 2.0f, Color.green, 3.0f,
4.0f, Color.blue));
assertFalse(item1.equals(item2));
item2.setFillPaint(new GradientPaint(1.0f, 2.0f, Color.green, 3.0f,
4.0f, Color.blue));
assertTrue(item1.equals(item2));
// outlinePaint
item1.setOutlinePaint(new GradientPaint(1.1f, 2.2f, Color.green, 3.3f,
4.4f, Color.blue));
assertFalse(item1.equals(item2));
item2.setOutlinePaint(new GradientPaint(1.1f, 2.2f, Color.green, 3.3f,
4.4f, Color.blue));
assertTrue(item1.equals(item2));
// linePaint
item1.setLinePaint(new GradientPaint(0.1f, 0.2f, Color.green, 0.3f,
0.4f, Color.blue));
assertFalse(item1.equals(item2));
item2.setLinePaint(new GradientPaint(0.1f, 0.2f, Color.green, 0.3f,
0.4f, Color.blue));
assertTrue(item1.equals(item2));
}
/**
* Serialize an instance, restore it, and check for equality.
*/
public void testSerialization() {
LegendItem item1 = new LegendItem("Item", "Description",
"ToolTip", "URL",
new Rectangle2D.Double(1.0, 2.0, 3.0, 4.0), new GradientPaint(
5.0f, 6.0f, Color.blue, 7.0f, 8.0f, Color.gray));
item1.setLabelPaint(new GradientPaint(1.0f, 2.0f, Color.red, 3.0f,
4.0f, Color.yellow));
item1.setOutlinePaint(new GradientPaint(4.0f, 3.0f, Color.green, 2.0f,
1.0f, Color.red));
item1.setLinePaint(new GradientPaint(1.0f, 2.0f, Color.white, 3.0f,
4.0f, Color.red));
LegendItem item2 = null;
try {
ByteArrayOutputStream buffer = new ByteArrayOutputStream();
ObjectOutput out = new ObjectOutputStream(buffer);
out.writeObject(item1);
out.close();
ObjectInput in = new ObjectInputStream(
new ByteArrayInputStream(buffer.toByteArray()));
item2 = (LegendItem) in.readObject();
in.close();
}
catch (Exception e) {
e.printStackTrace();
}
assertTrue(item1.equals(item2));
}
/**
* Serialize an instance, restore it, and check for equality.
*/
public void testSerialization2() {
AttributedString as = new AttributedString("Test String");
as.addAttribute(TextAttribute.FONT, new Font("Dialog", Font.PLAIN, 12));
LegendItem item1 = new LegendItem(as, "Description", "ToolTip", "URL",
new Rectangle2D.Double(1.0, 2.0, 3.0, 4.0), Color.red);
LegendItem item2 = null;
try {
ByteArrayOutputStream buffer = new ByteArrayOutputStream();
ObjectOutput out = new ObjectOutputStream(buffer);
out.writeObject(item1);
out.close();
ObjectInput in = new ObjectInputStream(
new ByteArrayInputStream(buffer.toByteArray()));
item2 = (LegendItem) in.readObject();
in.close();
}
catch (Exception e) {
e.printStackTrace();
}
assertEquals(item1, item2);
}
/**
* Basic checks for cloning.
*/
public void testCloning() {
LegendItem item1 = new LegendItem("Item");
LegendItem item2 = null;
try {
item2 = (LegendItem) item1.clone();
}
catch (CloneNotSupportedException e) {
e.printStackTrace();
}
assertTrue(item1 != item2);
assertTrue(item1.getClass() == item2.getClass());
assertTrue(item1.equals(item2));
// the clone references the same dataset as the original
assertTrue(item1.getDataset() == item2.getDataset());
}
}