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- /* ===========================================================
- * JFreeChart : a free chart library for the Java(tm) platform
- * ===========================================================
- *
- * (C) Copyright 2000-2013, 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.]
- *
- * -----------------------------
- * XYDrawableAnnotationTest.java
- * -----------------------------
- * (C) Copyright 2003-2013, by Object Refinery Limited.
- *
- * Original Author: David Gilbert (for Object Refinery Limited);
- * Contributor(s): -;
- *
- * Changes
- * -------
- * 19-Aug-2003 : Version 1 (DG);
- * 01-Oct-2004 : Fixed bugs in tests (DG);
- * 07-Jan-2005 : Added hashCode() test (DG);
- * 23-Apr-2008 : Added testPublicCloneable() (DG);
- *
- */
- package org.jfree.chart.annotations;
- import static org.junit.Assert.assertEquals;
- import static org.junit.Assert.assertTrue;
- import static org.junit.Assert.assertFalse;
- import java.awt.Graphics2D;
- import java.awt.geom.Rectangle2D;
- import java.io.Serializable;
- import org.jfree.chart.TestUtilities;
- import org.jfree.ui.Drawable;
- import org.jfree.util.PublicCloneable;
- import org.junit.Test;
- /**
- * Tests for the {@link XYDrawableAnnotation} class.
- */
- public class XYDrawableAnnotationTest {
- static class TestDrawable implements Drawable, Cloneable, Serializable {
- /**
- * Default constructor.
- */
- public TestDrawable() {
- }
- /**
- * Draws something.
- * @param g2 the graphics device.
- * @param area the area in which to draw.
- */
- @Override
- public void draw(Graphics2D g2, Rectangle2D area) {
- // do nothing
- }
- /**
- * Tests this object for equality with an arbitrary object.
- * @param obj the object to test against (<code>null</code> permitted).
- * @return A boolean.
- */
- @Override
- public boolean equals(Object obj) {
- if (obj == this) {
- return true;
- }
- if (!(obj instanceof TestDrawable)) {
- return false;
- }
- return true;
- }
- /**
- * Returns a clone.
- *
- * @return A clone.
- *
- * @throws CloneNotSupportedException if there is a problem cloning.
- */
- @Override
- public Object clone() throws CloneNotSupportedException {
- return super.clone();
- }
- }
- /**
- * Confirm that the equals method can distinguish all the required fields.
- */
- @Test
- public void testEquals() {
- XYDrawableAnnotation a1 = new XYDrawableAnnotation(10.0, 20.0, 100.0,
- 200.0, new TestDrawable());
- XYDrawableAnnotation a2 = new XYDrawableAnnotation(10.0, 20.0, 100.0,
- 200.0, new TestDrawable());
- assertTrue(a1.equals(a2));
- a1 = new XYDrawableAnnotation(11.0, 20.0, 100.0, 200.0,
- new TestDrawable());
- assertFalse(a1.equals(a2));
- a2 = new XYDrawableAnnotation(11.0, 20.0, 100.0, 200.0,
- new TestDrawable());
- assertTrue(a1.equals(a2));
- a1 = new XYDrawableAnnotation(11.0, 22.0, 100.0, 200.0,
- new TestDrawable());
- assertFalse(a1.equals(a2));
- a2 = new XYDrawableAnnotation(11.0, 22.0, 100.0, 200.0,
- new TestDrawable());
- assertTrue(a1.equals(a2));
- a1 = new XYDrawableAnnotation(11.0, 22.0, 101.0, 200.0,
- new TestDrawable());
- assertFalse(a1.equals(a2));
- a2 = new XYDrawableAnnotation(11.0, 22.0, 101.0, 200.0,
- new TestDrawable());
- assertTrue(a1.equals(a2));
- a1 = new XYDrawableAnnotation(11.0, 22.0, 101.0, 202.0,
- new TestDrawable());
- assertFalse(a1.equals(a2));
- a2 = new XYDrawableAnnotation(11.0, 22.0, 101.0, 202.0,
- new TestDrawable());
- assertTrue(a1.equals(a2));
- a1 = new XYDrawableAnnotation(11.0, 22.0, 101.0, 202.0, 2.0,
- new TestDrawable());
- assertFalse(a1.equals(a2));
- a2 = new XYDrawableAnnotation(11.0, 22.0, 101.0, 202.0, 2.0,
- new TestDrawable());
- assertTrue(a1.equals(a2));
- }
- /**
- * Two objects that are equal are required to return the same hashCode.
- */
- @Test
- public void testHashCode() {
- XYDrawableAnnotation a1 = new XYDrawableAnnotation(10.0, 20.0, 100.0,
- 200.0, new TestDrawable());
- XYDrawableAnnotation a2 = new XYDrawableAnnotation(10.0, 20.0, 100.0,
- 200.0, new TestDrawable());
- assertTrue(a1.equals(a2));
- int h1 = a1.hashCode();
- int h2 = a2.hashCode();
- assertEquals(h1, h2);
- }
- /**
- * Confirm that cloning works.
- */
- @Test
- public void testCloning() throws CloneNotSupportedException {
- XYDrawableAnnotation a1 = new XYDrawableAnnotation(10.0, 20.0, 100.0,
- 200.0, new TestDrawable());
- XYDrawableAnnotation a2 = (XYDrawableAnnotation) a1.clone();
- assertTrue(a1 != a2);
- assertTrue(a1.getClass() == a2.getClass());
- assertTrue(a1.equals(a2));
- }
- /**
- * Checks that this class implements PublicCloneable.
- */
- @Test
- public void testPublicCloneable() {
- XYDrawableAnnotation a1 = new XYDrawableAnnotation(10.0, 20.0, 100.0,
- 200.0, new TestDrawable());
- assertTrue(a1 instanceof PublicCloneable);
- }
- /**
- * Serialize an instance, restore it, and check for equality.
- */
- @Test
- public void testSerialization() {
- XYDrawableAnnotation a1 = new XYDrawableAnnotation(10.0, 20.0, 100.0,
- 200.0, new TestDrawable());
- XYDrawableAnnotation a2 = (XYDrawableAnnotation) TestUtilities.serialised(a1);
- assertEquals(a1, a2);
- }
- }
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