/* ===========================================================
* 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.]
*
* -----------------
* DialCapTests.java
* -----------------
* (C) Copyright 2006-2008, by Object Refinery Limited and Contributors.
*
* Original Author: David Gilbert (for Object Refinery Limited);
* Contributor(s): -;
*
* Changes
* -------
* 03-Nov-2006 : Version 1 (DG);
*
*/
package org.jfree.chart.plot.dial;
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 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;
/**
* Tests for the {@link DialCap} class.
*/
public class DialCapTest {
/**
* Confirm that the equals method can distinguish all the required fields.
*/
@Test
public void testEquals() {
DialCap c1 = new DialCap();
DialCap c2 = new DialCap();
assertEquals(c1, c2);
// radius
c1.setRadius(0.5);
assertFalse(c1.equals(c2));
c2.setRadius(0.5);
assertEquals(c1, c2);
// fill paint
c1.setFillPaint(new GradientPaint(1.0f, 2.0f, Color.BLUE,
3.0f, 4.0f, Color.green));
assertFalse(c1.equals(c2));
c2.setFillPaint(new GradientPaint(1.0f, 2.0f, Color.BLUE,
3.0f, 4.0f, Color.green));
// outline paint
c1.setOutlinePaint(new GradientPaint(1.0f, 2.0f, Color.WHITE,
3.0f, 4.0f, Color.gray));
assertFalse(c1.equals(c2));
c2.setOutlinePaint(new GradientPaint(1.0f, 2.0f, Color.WHITE,
3.0f, 4.0f, Color.gray));
assertEquals(c1, c2);
// outline stroke
c1.setOutlineStroke(new BasicStroke(1.1f));
assertFalse(c1.equals(c2));
c2.setOutlineStroke(new BasicStroke(1.1f));
assertEquals(c1, c2);
// check an inherited attribute
c1.setVisible(false);
assertFalse(c1.equals(c2));
c2.setVisible(false);
assertEquals(c1, c2);
}
/**
* Two objects that are equal are required to return the same hashCode.
*/
@Test
public void testHashCode() {
DialCap c1 = new DialCap();
DialCap c2 = new DialCap();
assertEquals(c1, c2);
int h1 = c1.hashCode();
int h2 = c2.hashCode();
assertEquals(h1, h2);
}
/**
* Confirm that cloning works.
*/
@Test
public void testCloning() throws CloneNotSupportedException {
// test a default instance
DialCap c1 = new DialCap();
DialCap c2 = (DialCap) c1.clone();
assertNotSame(c1, c2);
assertSame(c1.getClass(), c2.getClass());
assertEquals(c1, c2);
// test a customised instance
c1 = new DialCap();
c1.setFillPaint(new GradientPaint(1.0f, 2.0f, Color.BLUE,
3.0f, 4.0f, Color.green));
c1.setOutlinePaint(new GradientPaint(1.0f, 2.0f, Color.WHITE,
3.0f, 4.0f, Color.gray));
c1.setOutlineStroke(new BasicStroke(2.0f));
c2 = (DialCap) c1.clone();
assertNotSame(c1, c2);
assertSame(c1.getClass(), c2.getClass());
assertEquals(c1, c2);
// check that the listener lists are independent
MyDialLayerChangeListener l1 = new MyDialLayerChangeListener();
c1.addChangeListener(l1);
assertTrue(c1.hasListener(l1));
assertFalse(c2.hasListener(l1));
}
/**
* Serialize an instance, restore it, and check for equality.
*/
@Test
public void testSerialization() throws IOException, ClassNotFoundException {
// test a default instance
DialCap c1 = new DialCap();
ByteArrayOutputStream buffer = new ByteArrayOutputStream();
ObjectOutput out = new ObjectOutputStream(buffer);
out.writeObject(c1);
out.close();
ObjectInput in = new ObjectInputStream(
new ByteArrayInputStream(buffer.toByteArray()));
DialCap c2 = (DialCap) in.readObject();
in.close();
assertEquals(c1, c2);
// test a custom instance
c1 = new DialCap();
c1.setFillPaint(new GradientPaint(1.0f, 2.0f, Color.BLUE,
3.0f, 4.0f, Color.green));
c1.setOutlinePaint(new GradientPaint(1.0f, 2.0f, Color.WHITE,
3.0f, 4.0f, Color.gray));
c1.setOutlineStroke(new BasicStroke(2.0f));
buffer = new ByteArrayOutputStream();
out = new ObjectOutputStream(buffer);
out.writeObject(c1);
out.close();
in = new ObjectInputStream(
new ByteArrayInputStream(buffer.toByteArray()));
c2 = (DialCap) in.readObject();
in.close();
assertEquals(c1, c2);
}
}