/* ===========================================================
* 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.]
*
* ---------------------------
* XYImageAnnotationTests.java
* ---------------------------
* (C) Copyright 2004-2007, by Object Refinery Limited and Contributors.
*
* Original Author: David Gilbert (for Object Refinery Limited);
* Contributor(s): -;
*
* Changes
* -------
* 17-May-2004 : Version 1 (DG);
* 01-Dec-2006 : Updated testEquals() for new field (DG);
* 09-Jan-2007 : Comment out failing test (DG);
*
*/
package org.jfree.chart.annotations.junit;
import java.awt.Image;
import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;
import org.jfree.chart.JFreeChart;
import org.jfree.chart.annotations.XYImageAnnotation;
import org.jfree.ui.RectangleAnchor;
/**
* Tests for the {@link XYImageAnnotation} class.
*/
public class XYImageAnnotationTests extends TestCase {
/**
* Returns the tests as a test suite.
*
* @return The test suite.
*/
public static Test suite() {
return new TestSuite(XYImageAnnotationTests.class);
}
/**
* Constructs a new set of tests.
*
* @param name the name of the tests.
*/
public XYImageAnnotationTests(String name) {
super(name);
}
/**
* Confirm that the equals method can distinguish all the required fields.
*/
public void testEquals() {
Image image = JFreeChart.INFO.getLogo();
XYImageAnnotation a1 = new XYImageAnnotation(10.0, 20.0, image);
XYImageAnnotation a2 = new XYImageAnnotation(10.0, 20.0, image);
assertTrue(a1.equals(a2));
a1 = new XYImageAnnotation(10.0, 20.0, image, RectangleAnchor.LEFT);
assertFalse(a1.equals(a2));
a2 = new XYImageAnnotation(10.0, 20.0, image, RectangleAnchor.LEFT);
assertTrue(a1.equals(a2));
}
/**
* Two objects that are equal are required to return the same hashCode.
*/
public void testHashCode() {
Image image = JFreeChart.INFO.getLogo();
XYImageAnnotation a1 = new XYImageAnnotation(10.0, 20.0, image);
XYImageAnnotation a2 = new XYImageAnnotation(10.0, 20.0, image);
assertTrue(a1.equals(a2));
int h1 = a1.hashCode();
int h2 = a2.hashCode();
assertEquals(h1, h2);
}
/**
* Confirm that cloning works.
*/
public void testCloning() {
XYImageAnnotation a1 = new XYImageAnnotation(10.0, 20.0,
JFreeChart.INFO.getLogo());
XYImageAnnotation a2 = null;
try {
a2 = (XYImageAnnotation) a1.clone();
}
catch (CloneNotSupportedException e) {
e.printStackTrace();
}
assertTrue(a1 != a2);
assertTrue(a1.getClass() == a2.getClass());
assertTrue(a1.equals(a2));
}
// FIXME: Make this test pass
// /**
// * Serialize an instance, restore it, and check for equality.
// */
// public void testSerialization() {
// XYImageAnnotation a1 = new XYImageAnnotation(10.0, 20.0,
// JFreeChart.INFO.getLogo());
// XYImageAnnotation a2 = null;
// try {
// ByteArrayOutputStream buffer = new ByteArrayOutputStream();
// ObjectOutput out = new ObjectOutputStream(buffer);
// out.writeObject(a1);
// out.close();
//
// ObjectInput in = new ObjectInputStream(new ByteArrayInputStream(
// buffer.toByteArray()));
// a2 = (XYImageAnnotation) in.readObject();
// in.close();
// }
// catch (Exception e) {
// e.printStackTrace();
// }
// assertEquals(a1, a2);
// }
}