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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.]
- *
- * -----------------
- * DialPlotTest.java
- * -----------------
- * (C) Copyright 2006-2013, 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 static org.junit.Assert.assertEquals;
- import static org.junit.Assert.assertFalse;
- import static org.junit.Assert.assertTrue;
- import static org.junit.Assert.assertNull;
- import static org.junit.Assert.assertNotNull;
- import java.awt.Color;
- import java.awt.GradientPaint;
- import org.jfree.chart.TestUtilities;
- import org.jfree.chart.event.PlotChangeEvent;
- import org.jfree.chart.event.PlotChangeListener;
- import org.junit.Test;
- /**
- * Tests for the {@link DialPlot} class.
- */
- public class DialPlotTest implements PlotChangeListener {
- /** The last plot change event received. */
- private PlotChangeEvent lastEvent;
- /**
- * Records the last plot change event received.
- *
- * @param event the event.
- */
- @Override
- public void plotChanged(PlotChangeEvent event) {
- this.lastEvent = event;
- }
- /**
- * Confirm that the equals method can distinguish all the required fields.
- */
- @Test
- public void testEquals() {
- DialPlot p1 = new DialPlot();
- DialPlot p2 = new DialPlot();
- assertTrue(p1.equals(p2));
- // background
- p1.setBackground(new DialBackground(Color.green));
- assertFalse(p1.equals(p2));
- p2.setBackground(new DialBackground(Color.green));
- assertTrue(p1.equals(p2));
- p1.setBackground(null);
- assertFalse(p1.equals(p2));
- p2.setBackground(null);
- assertTrue(p1.equals(p2));
- // dial cap
- DialCap cap1 = new DialCap();
- cap1.setFillPaint(Color.red);
- p1.setCap(cap1);
- assertFalse(p1.equals(p2));
- DialCap cap2 = new DialCap();
- cap2.setFillPaint(Color.red);
- p2.setCap(cap2);
- assertTrue(p1.equals(p2));
- p1.setCap(null);
- assertFalse(p1.equals(p2));
- p2.setCap(null);
- assertTrue(p1.equals(p2));
- // frame
- StandardDialFrame f1 = new StandardDialFrame();
- f1.setBackgroundPaint(new GradientPaint(1.0f, 2.0f, Color.red, 3.0f,
- 4.0f, Color.white));
- p1.setDialFrame(f1);
- assertFalse(p1.equals(p2));
- StandardDialFrame f2 = new StandardDialFrame();
- f2.setBackgroundPaint(new GradientPaint(1.0f, 2.0f, Color.red, 3.0f,
- 4.0f, Color.white));
- p2.setDialFrame(f2);
- assertTrue(p1.equals(p2));
- // view
- p1.setView(0.2, 0.0, 0.8, 1.0);
- assertFalse(p1.equals(p2));
- p2.setView(0.2, 0.0, 0.8, 1.0);
- assertTrue(p1.equals(p2));
- // layer
- p1.addLayer(new StandardDialScale());
- assertFalse(p1.equals(p2));
- p2.addLayer(new StandardDialScale());
- assertTrue(p1.equals(p2));
- }
- /**
- * Two objects that are equal are required to return the same hashCode.
- */
- @Test
- public void testHashCode() {
- DialPlot p1 = new DialPlot();
- DialPlot p2 = new DialPlot();
- assertTrue(p1.equals(p2));
- int h1 = p1.hashCode();
- int h2 = p2.hashCode();
- assertEquals(h1, h2);
- }
- /**
- * Confirm that cloning works.
- */
- @Test
- public void testCloning() throws CloneNotSupportedException {
- DialPlot p1 = new DialPlot();
- DialPlot p2 = (DialPlot) p1.clone();
- assertTrue(p1 != p2);
- assertTrue(p1.getClass() == p2.getClass());
- assertTrue(p1.equals(p2));
- }
- /**
- * Serialize an instance, restore it, and check for equality.
- */
- @Test
- public void testSerialization() {
- DialPlot p1 = new DialPlot();
- DialPlot p2 = (DialPlot) TestUtilities.serialised(p1);
- assertEquals(p1, p2);
- }
- /**
- * Check the notification event mechanism for the dial background.
- */
- @Test
- public void testBackgroundListener() {
- DialPlot p = new DialPlot();
- DialBackground b1 = new DialBackground(Color.red);
- p.setBackground(b1);
- p.addChangeListener(this);
- this.lastEvent = null;
- b1.setPaint(Color.blue);
- assertNotNull(this.lastEvent);
- DialBackground b2 = new DialBackground(Color.green);
- p.setBackground(b2);
- this.lastEvent = null;
- b1.setPaint(Color.red);
- assertNull(this.lastEvent);
- b2.setPaint(Color.red);
- assertNotNull(this.lastEvent);
- }
- /**
- * Check the notification event mechanism for the dial cap.
- */
- @Test
- public void testCapListener() {
- DialPlot p = new DialPlot();
- DialCap c1 = new DialCap();
- p.setCap(c1);
- p.addChangeListener(this);
- this.lastEvent = null;
- c1.setFillPaint(Color.red);
- assertNotNull(this.lastEvent);
- DialCap c2 = new DialCap();
- p.setCap(c2);
- this.lastEvent = null;
- c1.setFillPaint(Color.blue);
- assertNull(this.lastEvent);
- c2.setFillPaint(Color.green);
- assertNotNull(this.lastEvent);
- }
- /**
- * Check the notification event mechanism for the dial frame.
- */
- @Test
- public void testFrameListener() {
- DialPlot p = new DialPlot();
- ArcDialFrame f1 = new ArcDialFrame();
- p.setDialFrame(f1);
- p.addChangeListener(this);
- this.lastEvent = null;
- f1.setBackgroundPaint(Color.gray);
- assertNotNull(this.lastEvent);
- ArcDialFrame f2 = new ArcDialFrame();
- p.setDialFrame(f2);
- this.lastEvent = null;
- f1.setBackgroundPaint(Color.blue);
- assertNull(this.lastEvent);
- f2.setBackgroundPaint(Color.green);
- assertNotNull(this.lastEvent);
- }
- /**
- * Check the notification event mechanism for the dial scales.
- */
- @Test
- public void testScaleListener() {
- DialPlot p = new DialPlot();
- StandardDialScale s1 = new StandardDialScale();
- p.addScale(0, s1);
- p.addChangeListener(this);
- this.lastEvent = null;
- s1.setStartAngle(22.0);
- assertNotNull(this.lastEvent);
- StandardDialScale s2 = new StandardDialScale();
- p.addScale(0, s2);
- this.lastEvent = null;
- s1.setStartAngle(33.0);
- assertNull(this.lastEvent);
- s2.setStartAngle(33.0);
- assertNotNull(this.lastEvent);
- }
- /**
- * Check the notification event mechanism for a layer.
- */
- @Test
- public void testLayerListener() {
- DialPlot p = new DialPlot();
- DialBackground b1 = new DialBackground(Color.red);
- p.addLayer(b1);
- p.addChangeListener(this);
- this.lastEvent = null;
- b1.setPaint(Color.blue);
- assertNotNull(this.lastEvent);
- DialBackground b2 = new DialBackground(Color.green);
- p.addLayer(b2);
- this.lastEvent = null;
- b1.setPaint(Color.red);
- assertNotNull(this.lastEvent);
- b2.setPaint(Color.green);
- assertNotNull(this.lastEvent);
- p.removeLayer(b2);
- this.lastEvent = null;
- b2.setPaint(Color.red);
- assertNull(this.lastEvent);
- }
- }
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