abstractcategoryitemrenderertests.java

来自「JfreeChart 常用图表例子」· Java 代码 · 共 164 行

/* ===========================================================
 * JFreeChart : a free chart library for the Java(tm) platform
 * ===========================================================
 *
 * (C) Copyright 2000-2005, 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
 *
 * [Java is a trademark or registered trademark of Sun Microsystems, Inc. 
 * in the United States and other countries.]
 *
 * --------------------------------------
 * AbstractCategoryItemRendererTests.java
 * --------------------------------------
 * (C) Copyright 2004, by Object Refinery Limited and Contributors.
 *
 * Original Author:  David Gilbert (for Object Refinery Limited);
 * Contributor(s):   -;
 *
 * $Id: AbstractCategoryItemRendererTests.java,v 1.4 2005/04/20 22:19:12 mungady Exp $
 *
 * Changes
 * -------
 * 12-Feb-2004 : Version 1 (DG);
 *
 */

package org.jfree.chart.renderer.category.junit;

import junit.framework.Test;
import junit.framework.TestCase;
import junit.framework.TestSuite;

import org.jfree.chart.labels.IntervalCategoryItemLabelGenerator;
import org.jfree.chart.labels.StandardCategoryItemLabelGenerator;
import org.jfree.chart.renderer.category.AbstractCategoryItemRenderer;
import org.jfree.chart.renderer.category.BarRenderer;

/**
 * Tests for the {@link AbstractCategoryItemRenderer} class.
 *
 */
public class AbstractCategoryItemRendererTests extends TestCase {

    /**
     * Returns the tests as a test suite.
     *
     * @return The test suite.
     */
    public static Test suite() {
        return new TestSuite(AbstractCategoryItemRendererTests.class);
    }

    /**
     * Confirm that cloning works.
     */
    public void testCloning1() {
        
        AbstractCategoryItemRenderer r1 = new BarRenderer();
        r1.setItemLabelGenerator(new StandardCategoryItemLabelGenerator());
        AbstractCategoryItemRenderer r2 = null;
        try {
            r2 = (BarRenderer) r1.clone();
        }
        catch (CloneNotSupportedException e) {
            System.err.println("Failed to clone.");
        }
        assertTrue(r1 != r2);
        assertTrue(r1.getClass() == r2.getClass());
        assertTrue(r1.equals(r2));
        
        r1 = new BarRenderer();
        r1.setSeriesItemLabelGenerator(
            0, new StandardCategoryItemLabelGenerator()
        );
        r2 = null;
        try {
            r2 = (BarRenderer) r1.clone();
        }
        catch (CloneNotSupportedException e) {
            System.err.println("Failed to clone.");
        }
        assertTrue(r1 != r2);
        assertTrue(r1.getClass() == r2.getClass());
        assertTrue(r1.equals(r2));
        
        r1 = new BarRenderer();
        r1.setBaseItemLabelGenerator(new StandardCategoryItemLabelGenerator());
        r2 = null;
        try {
            r2 = (BarRenderer) r1.clone();
        }
        catch (CloneNotSupportedException e) {
            System.err.println("Failed to clone.");
        }
        assertTrue(r1 != r2);
        assertTrue(r1.getClass() == r2.getClass());
        assertTrue(r1.equals(r2));
    }
    
    /**
     * Confirm that cloning works.
     */
    public void testCloning2() {
        
        BarRenderer r1 = new BarRenderer();
        r1.setItemLabelGenerator(new IntervalCategoryItemLabelGenerator());
        BarRenderer r2 = null;
        try {
            r2 = (BarRenderer) r1.clone();
        }
        catch (CloneNotSupportedException e) {
            System.err.println("Failed to clone.");
        }
        assertTrue(r1 != r2);
        assertTrue(r1.getClass() == r2.getClass());
        assertTrue(r1.equals(r2));
        
        r1 = new BarRenderer();
        r1.setSeriesItemLabelGenerator(
            0, new IntervalCategoryItemLabelGenerator()
        );
        r2 = null;
        try {
            r2 = (BarRenderer) r1.clone();
        }
        catch (CloneNotSupportedException e) {
            System.err.println("Failed to clone.");
        }
        assertTrue(r1 != r2);
        assertTrue(r1.getClass() == r2.getClass());
        assertTrue(r1.equals(r2));
        
        r1 = new BarRenderer();
        r1.setBaseItemLabelGenerator(new IntervalCategoryItemLabelGenerator());
        r2 = null;
        try {
            r2 = (BarRenderer) r1.clone();
        }
        catch (CloneNotSupportedException e) {
            System.err.println("Failed to clone.");
        }
        assertTrue(r1 != r2);
        assertTrue(r1.getClass() == r2.getClass());
        assertTrue(r1.equals(r2));
    }

}