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jfreechart example source code file (ColorBlockTests.java)
The jfreechart ColorBlockTests.java source code/* =========================================================== * JFreeChart : a free chart library for the Java(tm) platform * =========================================================== * * (C) Copyright 2000-2008, 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.] * * -------------------- * ColorBlockTests.java * -------------------- * (C) Copyright 2007, 2008, by Object Refinery Limited and Contributors. * * Original Author: David Gilbert (for Object Refinery Limited); * Contributor(s): -; * * Changes * ------- * 16-Mar-2007 : Version 1 (DG); * */ package org.jfree.chart.block.junit; import java.awt.Color; import java.awt.GradientPaint; import java.awt.geom.Rectangle2D; 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.block.ColorBlock; /** * Tests for the {@link ColorBlock} class. */ public class ColorBlockTests extends TestCase { /** * Returns the tests as a test suite. * * @return The test suite. */ public static Test suite() { return new TestSuite(ColorBlockTests.class); } /** * Constructs a new set of tests. * * @param name the name of the tests. */ public ColorBlockTests(String name) { super(name); } /** * Confirm that the equals() method can distinguish all the required fields. */ public void testEquals() { ColorBlock b1 = new ColorBlock(Color.red, 1.0, 2.0); ColorBlock b2 = new ColorBlock(Color.red, 1.0, 2.0); assertTrue(b1.equals(b2)); assertTrue(b2.equals(b2)); b1 = new ColorBlock(Color.blue, 1.0, 2.0); assertFalse(b1.equals(b2)); b2 = new ColorBlock(Color.blue, 1.0, 2.0); assertTrue(b1.equals(b2)); b1 = new ColorBlock(Color.blue, 1.1, 2.0); assertFalse(b1.equals(b2)); b2 = new ColorBlock(Color.blue, 1.1, 2.0); assertTrue(b1.equals(b2)); b1 = new ColorBlock(Color.blue, 1.1, 2.2); assertFalse(b1.equals(b2)); b2 = new ColorBlock(Color.blue, 1.1, 2.2); assertTrue(b1.equals(b2)); } /** * Confirm that cloning works. */ public void testCloning() { GradientPaint gp = new GradientPaint(1.0f, 2.0f, Color.red, 3.0f, 4.0f, Color.blue); Rectangle2D bounds1 = new Rectangle2D.Double(10.0, 20.0, 30.0, 40.0); ColorBlock b1 = new ColorBlock(gp, 1.0, 2.0); b1.setBounds(bounds1); ColorBlock b2 = null; try { b2 = (ColorBlock) b1.clone(); } catch (CloneNotSupportedException e) { fail(e.toString()); } assertTrue(b1 != b2); assertTrue(b1.getClass() == b2.getClass()); assertTrue(b1.equals(b2)); // check independence bounds1.setRect(1.0, 2.0, 3.0, 4.0); assertFalse(b1.equals(b2)); b2.setBounds(new Rectangle2D.Double(1.0, 2.0, 3.0, 4.0)); assertTrue(b1.equals(b2)); } /** * Serialize an instance, restore it, and check for equality. */ public void testSerialization() { GradientPaint gp = new GradientPaint(1.0f, 2.0f, Color.red, 3.0f, 4.0f, Color.blue); ColorBlock b1 = new ColorBlock(gp, 1.0, 2.0); ColorBlock b2 = null; try { ByteArrayOutputStream buffer = new ByteArrayOutputStream(); ObjectOutput out = new ObjectOutputStream(buffer); out.writeObject(b1); out.close(); ObjectInput in = new ObjectInputStream( new ByteArrayInputStream(buffer.toByteArray())); b2 = (ColorBlock) in.readObject(); in.close(); } catch (Exception e) { fail(e.toString()); } assertEquals(b1, b2); } } Other jfreechart examples (source code examples)Here is a short list of links related to this jfreechart ColorBlockTests.java source code file: |
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