/* ===========================================================
* 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.]
*
* ---------------------------
* XYShapeAnnotationTests.java
* ---------------------------
* (C) Copyright 2004-2008, by Object Refinery Limited and Contributors.
*
* Original Author: David Gilbert (for Object Refinery Limited);
* Contributor(s): -;
*
* Changes
* -------
* 29-Sep-2004 : Version 1 (DG);
* 07-Jan-2005 : Added hashCode() test (DG);
* 23-Apr-2008 : Added testPublicCloneable() (DG);
*
*/
package org.jfree.chart.annotations;
import org.jfree.chart.util.PublicCloneable;
import org.junit.Test;
import java.awt.BasicStroke;
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;
import static org.junit.Assert.assertTrue;
/**
* Some tests for the {@link XYShapeAnnotation} class.
*/
public class XYShapeAnnotationTest {
/**
* Confirm that the equals method can distinguish all the required fields.
*/
@Test
public void testEquals() {
XYShapeAnnotation a1 = new XYShapeAnnotation(
new Rectangle2D.Double(1.0, 2.0, 3.0, 4.0),
new BasicStroke(1.2f), Color.RED, Color.BLUE);
XYShapeAnnotation a2 = new XYShapeAnnotation(
new Rectangle2D.Double(1.0, 2.0, 3.0, 4.0),
new BasicStroke(1.2f), Color.RED, Color.BLUE);
assertEquals(a1, a2);
assertEquals(a2, a1);
// shape
a1 = new XYShapeAnnotation(
new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0),
new BasicStroke(1.2f), Color.RED, Color.BLUE);
assertFalse(a1.equals(a2));
a2 = new XYShapeAnnotation(
new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0),
new BasicStroke(1.2f), Color.RED, Color.BLUE);
assertEquals(a1, a2);
// stroke
a1 = new XYShapeAnnotation(
new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0),
new BasicStroke(2.3f), Color.RED, Color.BLUE);
assertFalse(a1.equals(a2));
a2 = new XYShapeAnnotation(
new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0),
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 XYShapeAnnotation(
new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0),
new BasicStroke(2.3f), gp1a, Color.BLUE);
assertFalse(a1.equals(a2));
a2 = new XYShapeAnnotation(
new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0),
new BasicStroke(2.3f), gp1b, Color.BLUE);
assertEquals(a1, a2);
// fillPaint
a1 = new XYShapeAnnotation(
new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0),
new BasicStroke(2.3f), gp1a, gp2a);
assertFalse(a1.equals(a2));
a2 = new XYShapeAnnotation(
new Rectangle2D.Double(4.0, 3.0, 2.0, 1.0),
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() {
XYShapeAnnotation a1 = new XYShapeAnnotation(
new Rectangle2D.Double(1.0, 2.0, 3.0, 4.0),
new BasicStroke(1.2f), Color.RED, Color.BLUE);
XYShapeAnnotation a2 = new XYShapeAnnotation(
new Rectangle2D.Double(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 {
XYShapeAnnotation a1 = new XYShapeAnnotation(
new Rectangle2D.Double(1.0, 2.0, 3.0, 4.0),
new BasicStroke(1.2f), Color.RED, Color.BLUE);
XYShapeAnnotation a2 = (XYShapeAnnotation) a1.clone();
assertNotSame(a1, a2);
assertSame(a1.getClass(), a2.getClass());
assertEquals(a1, a2);
}
/**
* Checks that this class implements PublicCloneable.
*/
@Test
public void testPublicCloneable() {
XYShapeAnnotation a1 = new XYShapeAnnotation(
new Rectangle2D.Double(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() throws IOException, ClassNotFoundException {
XYShapeAnnotation a1 = new XYShapeAnnotation(
new Rectangle2D.Double(1.0, 2.0, 3.0, 4.0),
new BasicStroke(1.2f), Color.RED, Color.BLUE);
ByteArrayOutputStream buffer = new ByteArrayOutputStream();
ObjectOutput out = new ObjectOutputStream(buffer);
out.writeObject(a1);
out.close();
ObjectInput in = new ObjectInputStream(
new ByteArrayInputStream(buffer.toByteArray()));
XYShapeAnnotation a2 = (XYShapeAnnotation) in.readObject();
in.close();
assertEquals(a1, a2);
}
}