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jfreechart example source code file (XYErrorRendererTests.java)
The jfreechart XYErrorRendererTests.java source code/* =========================================================== * JFreeChart : a free chart library for the Java(tm) platform * =========================================================== * * (C) Copyright 2000-2009, 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.] * * ------------------------- * XYErrorRendererTests.java * ------------------------- * (C) Copyright 2006-2009, by Object Refinery Limited and Contributors. * * Original Author: David Gilbert (for Object Refinery Limited); * Contributor(s): -; * * Changes * ------- * 25-Oct-2006 : Version 1 (DG); * 22-Apr-2008 : Added testPublicCloneable (DG); * 28-Jan-2009 : Updated tests for new errorStroke field (DG); * */ package org.jfree.chart.renderer.xy.junit; import java.awt.BasicStroke; import java.awt.Color; import java.awt.GradientPaint; import java.io.ByteArrayInputStream; import java.io.ByteArrayOutputStream; import java.io.ObjectInput; import java.io.ObjectInputStream; import java.io.ObjectOutput; import java.io.ObjectOutputStream; import junit.framework.Test; import junit.framework.TestCase; import junit.framework.TestSuite; import org.jfree.chart.renderer.xy.XYErrorRenderer; import org.jfree.util.PublicCloneable; /** * Tests for the {@link XYErrorRenderer} class. */ public class XYErrorRendererTests extends TestCase { /** * Returns the tests as a test suite. * * @return The test suite. */ public static Test suite() { return new TestSuite(XYErrorRendererTests.class); } /** * Constructs a new set of tests. * * @param name the name of the tests. */ public XYErrorRendererTests(String name) { super(name); } /** * Check that the equals() method distinguishes all fields. */ public void testEquals() { XYErrorRenderer r1 = new XYErrorRenderer(); XYErrorRenderer r2 = new XYErrorRenderer(); assertEquals(r1, r2); // drawXError r1.setDrawXError(false); assertFalse(r1.equals(r2)); r2.setDrawXError(false); assertTrue(r1.equals(r2)); // drawYError r1.setDrawYError(false); assertFalse(r1.equals(r2)); r2.setDrawYError(false); assertTrue(r1.equals(r2)); // capLength r1.setCapLength(9.0); assertFalse(r1.equals(r2)); r2.setCapLength(9.0); assertTrue(r1.equals(r2)); // errorPaint r1.setErrorPaint(new GradientPaint(1.0f, 2.0f, Color.red, 3.0f, 4.0f, Color.green)); assertFalse(r1.equals(r2)); r2.setErrorPaint(new GradientPaint(1.0f, 2.0f, Color.red, 3.0f, 4.0f, Color.green)); assertTrue(r1.equals(r2)); // errorStroke r1.setErrorStroke(new BasicStroke(1.5f)); assertFalse(r1.equals(r2)); r2.setErrorStroke(new BasicStroke(1.5f)); assertTrue(r1.equals(r2)); } /** * Two objects that are equal are required to return the same hashCode. */ public void testHashcode() { XYErrorRenderer r1 = new XYErrorRenderer(); XYErrorRenderer r2 = new XYErrorRenderer(); assertTrue(r1.equals(r2)); int h1 = r1.hashCode(); int h2 = r2.hashCode(); assertEquals(h1, h2); } /** * Confirm that cloning works. */ public void testCloning() { XYErrorRenderer r1 = new XYErrorRenderer(); r1.setErrorPaint(new GradientPaint(1.0f, 2.0f, Color.red, 3.0f, 4.0f, Color.white)); XYErrorRenderer r2 = null; try { r2 = (XYErrorRenderer) r1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); } assertTrue(r1 != r2); assertTrue(r1.getClass() == r2.getClass()); assertTrue(r1.equals(r2)); } /** * A test for cloning. */ public void testCloning2() { XYErrorRenderer r1 = new XYErrorRenderer(); r1.setErrorStroke(new BasicStroke(1.5f)); XYErrorRenderer r2 = null; try { r2 = (XYErrorRenderer) r1.clone(); } catch (CloneNotSupportedException e) { e.printStackTrace(); } assertTrue(r1 != r2); assertTrue(r1.getClass() == r2.getClass()); assertTrue(r1.equals(r2)); } /** * Verify that this class implements {@link PublicCloneable}. */ public void testPublicCloneable() { XYErrorRenderer r1 = new XYErrorRenderer(); assertTrue(r1 instanceof PublicCloneable); } /** * Serialize an instance, restore it, and check for equality. */ public void testSerialization() { XYErrorRenderer r1 = new XYErrorRenderer(); r1.setErrorPaint(new GradientPaint(1.0f, 2.0f, Color.red, 3.0f, 4.0f, Color.white)); XYErrorRenderer r2 = null; try { ByteArrayOutputStream buffer = new ByteArrayOutputStream(); ObjectOutput out = new ObjectOutputStream(buffer); out.writeObject(r1); out.close(); ObjectInput in = new ObjectInputStream( new ByteArrayInputStream(buffer.toByteArray())); r2 = (XYErrorRenderer) in.readObject(); in.close(); } catch (Exception e) { e.printStackTrace(); } assertEquals(r1, r2); } /** * Serialize an instance, restore it, and check for equality. */ public void testSerialization2() { XYErrorRenderer r1 = new XYErrorRenderer(); r1.setErrorStroke(new BasicStroke(1.5f)); XYErrorRenderer r2 = null; try { ByteArrayOutputStream buffer = new ByteArrayOutputStream(); ObjectOutput out = new ObjectOutputStream(buffer); out.writeObject(r1); out.close(); ObjectInput in = new ObjectInputStream( new ByteArrayInputStream(buffer.toByteArray())); r2 = (XYErrorRenderer) in.readObject(); in.close(); } catch (Exception e) { e.printStackTrace(); } assertEquals(r1, r2); } } Other jfreechart examples (source code examples)Here is a short list of links related to this jfreechart XYErrorRendererTests.java source code file: |
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