/* ===========================================================
* 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.]
*
* --------------------
* ColorBlockTests.java
* --------------------
* (C) Copyright 2007, 2008, by Object Refinery Limited and Contributors.
*
* Original Author: David Gilbert (for Object Refinery Limited);
* Contributor(s): -;
*
* Changes
* -------
* 16-Mar-2007 : Version 1 (DG);
*
*/
package org.jfree.chart.block;
import org.junit.Test;
import java.awt.Color;
import java.awt.GradientPaint;
import java.awt.geom.Rectangle2D;
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;
import static org.junit.Assert.assertNotSame;
import static org.junit.Assert.assertSame;
/**
* Tests for the {@link ColorBlock} class.
*/
public class ColorBlockTest {
/**
* Confirm that the equals() method can distinguish all the required fields.
*/
@Test
public void testEquals() {
ColorBlock b1 = new ColorBlock(Color.RED, 1.0, 2.0);
ColorBlock b2 = new ColorBlock(Color.RED, 1.0, 2.0);
assertEquals(b1, b2);
assertEquals(b2, b2);
b1 = new ColorBlock(Color.BLUE, 1.0, 2.0);
assertFalse(b1.equals(b2));
b2 = new ColorBlock(Color.BLUE, 1.0, 2.0);
assertEquals(b1, b2);
b1 = new ColorBlock(Color.BLUE, 1.1, 2.0);
assertFalse(b1.equals(b2));
b2 = new ColorBlock(Color.BLUE, 1.1, 2.0);
assertEquals(b1, b2);
b1 = new ColorBlock(Color.BLUE, 1.1, 2.2);
assertFalse(b1.equals(b2));
b2 = new ColorBlock(Color.BLUE, 1.1, 2.2);
assertEquals(b1, b2);
}
/**
* Confirm that cloning works.
*/
@Test
public void testCloning() throws CloneNotSupportedException {
GradientPaint gp = new GradientPaint(1.0f, 2.0f, Color.RED, 3.0f, 4.0f,
Color.BLUE);
Rectangle2D bounds1 = new Rectangle2D.Double(10.0, 20.0, 30.0, 40.0);
ColorBlock b1 = new ColorBlock(gp, 1.0, 2.0);
b1.setBounds(bounds1);
ColorBlock b2 = (ColorBlock) b1.clone();
assertNotSame(b1, b2);
assertSame(b1.getClass(), b2.getClass());
assertEquals(b1, b2);
// check independence
bounds1.setRect(1.0, 2.0, 3.0, 4.0);
assertFalse(b1.equals(b2));
b2.setBounds(new Rectangle2D.Double(1.0, 2.0, 3.0, 4.0));
assertEquals(b1, b2);
}
/**
* Serialize an instance, restore it, and check for equality.
*/
@Test
public void testSerialization() throws IOException, ClassNotFoundException {
GradientPaint gp = new GradientPaint(1.0f, 2.0f, Color.RED, 3.0f, 4.0f,
Color.BLUE);
ColorBlock b1 = new ColorBlock(gp, 1.0, 2.0);
ByteArrayOutputStream buffer = new ByteArrayOutputStream();
ObjectOutput out = new ObjectOutputStream(buffer);
out.writeObject(b1);
out.close();
ObjectInput in = new ObjectInputStream(
new ByteArrayInputStream(buffer.toByteArray()));
ColorBlock b2 = (ColorBlock) in.readObject();
in.close();
assertEquals(b1, b2);
}
}