/* ===========================================================
* JFreeChart : a free chart library for the Java(tm) platform
* ===========================================================
*
* (C) Copyright 2000-2007, 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.
*
* [Java is a trademark or registered trademark of Sun Microsystems, Inc.
* in the United States and other countries.]
*
* ------------------
* PaintMapTests.java
* ------------------
* (C) Copyright 2006, 2007, by Object Refinery Limited.
*
* Original Author: David Gilbert (for Object Refinery Limited);
* Contributor(s): -;
*
* Changes:
* --------
* 27-Sep-2006 : Version 1 (DG);
* 17-Jan-2007 : Added testKeysOfDifferentClasses() (DG);
*
*/
package org.jfree.chart.junit;
import java.awt.Color;
import java.awt.GradientPaint;
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 junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;
import org.jfree.chart.PaintMap;
/**
* Some tests for the {@link PaintMap} class.
*/
public class PaintMapTests extends TestCase {
/**
* Returns the tests as a test suite.
*
* @return The test suite.
*/
public static Test suite() {
return new TestSuite(PaintMapTests.class);
}
/**
* Constructs a new set of tests.
*
* @param name the name of the tests.
*/
public PaintMapTests(String name) {
super(name);
}
/**
* Some checks for the getPaint() method.
*/
public void testGetPaint() {
PaintMap m1 = new PaintMap();
assertEquals(null, m1.getPaint("A"));
m1.put("A", Color.red);
assertEquals(Color.red, m1.getPaint("A"));
m1.put("A", null);
assertEquals(null, m1.getPaint("A"));
// a null key should throw an IllegalArgumentException
boolean pass = false;
try {
m1.getPaint(null);
}
catch (IllegalArgumentException e) {
pass = true;
}
assertTrue(pass);
}
/**
* Some checks for the put() method.
*/
public void testPut() {
PaintMap m1 = new PaintMap();
m1.put("A", Color.red);
assertEquals(Color.red, m1.getPaint("A"));
// a null key should throw an IllegalArgumentException
boolean pass = false;
try {
m1.put(null, Color.blue);
}
catch (IllegalArgumentException e) {
pass = true;
}
assertTrue(pass);
}
/**
* Some checks for the equals() method.
*/
public void testEquals() {
PaintMap m1 = new PaintMap();
PaintMap m2 = new PaintMap();
assertTrue(m1.equals(m1));
assertTrue(m1.equals(m2));
assertFalse(m1.equals(null));
assertFalse(m1.equals("ABC"));
m1.put("K1", Color.red);
assertFalse(m1.equals(m2));
m2.put("K1", Color.red);
assertTrue(m1.equals(m2));
m1.put("K2", new GradientPaint(1.0f, 2.0f, Color.green, 3.0f, 4.0f,
Color.yellow));
assertFalse(m1.equals(m2));
m2.put("K2", new GradientPaint(1.0f, 2.0f, Color.green, 3.0f, 4.0f,
Color.yellow));
assertTrue(m1.equals(m2));
m1.put("K2", null);
assertFalse(m1.equals(m2));
m2.put("K2", null);
assertTrue(m1.equals(m2));
}
/**
* Some checks for cloning.
*/
public void testCloning() {
PaintMap m1 = new PaintMap();
PaintMap m2 = null;
try {
m2 = (PaintMap) m1.clone();
}
catch (CloneNotSupportedException e) {
e.printStackTrace();
}
assertTrue(m1.equals(m2));
m1.put("K1", Color.red);
m1.put("K2", new GradientPaint(1.0f, 2.0f, Color.green, 3.0f, 4.0f,
Color.yellow));
try {
m2 = (PaintMap) m1.clone();
}
catch (CloneNotSupportedException e) {
e.printStackTrace();
}
assertTrue(m1.equals(m2));
}
/**
* A check for serialization.
*/
public void testSerialization1() {
PaintMap m1 = new PaintMap();
PaintMap m2 = null;
try {
ByteArrayOutputStream buffer = new ByteArrayOutputStream();
ObjectOutput out = new ObjectOutputStream(buffer);
out.writeObject(m1);
out.close();
ObjectInput in = new ObjectInputStream(new ByteArrayInputStream(
buffer.toByteArray()));
m2 = (PaintMap) in.readObject();
in.close();
}
catch (Exception e) {
e.printStackTrace();
}
assertEquals(m1, m2);
}
/**
* A check for serialization.
*/
public void testSerialization2() {
PaintMap m1 = new PaintMap();
m1.put("K1", Color.red);
m1.put("K2", new GradientPaint(1.0f, 2.0f, Color.green, 3.0f, 4.0f,
Color.yellow));
PaintMap m2 = null;
try {
ByteArrayOutputStream buffer = new ByteArrayOutputStream();
ObjectOutput out = new ObjectOutputStream(buffer);
out.writeObject(m1);
out.close();
ObjectInput in = new ObjectInputStream(new ByteArrayInputStream(
buffer.toByteArray()));
m2 = (PaintMap) in.readObject();
in.close();
}
catch (Exception e) {
e.printStackTrace();
}
assertEquals(m1, m2);
}
/**
* This test covers a bug reported in the forum:
*
* http://www.jfree.org/phpBB2/viewtopic.php?t=19980
*/
public void testKeysOfDifferentClasses() {
PaintMap m = new PaintMap();
m.put("ABC", Color.red);
m.put(new Integer(99), Color.blue);
assertEquals(Color.blue, m.getPaint(new Integer(99)));
}
}