org.jfree.data.xy.MatrixSeriesCollectionTest.java Source code

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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.]
 *
 * -------------------------------
 * MatrixSeriesCollectionTest.java
 * -------------------------------
 * (C) Copyright 2006-2013, by Object Refinery Limited and Contributors.
 *
 * Original Author:  David Gilbert (for Object Refinery Limited);
 * Contributor(s):   -;
 *
 * Changes
 * -------
 * 27-Nov-2006 : Version 1 (DG);
 * 22-Apr-2008 : Added testPublicCloneable (DG);
 *
 */

package org.jfree.data.xy;

import static org.junit.Assert.assertTrue;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertEquals;

import org.jfree.chart.TestUtilities;

import org.jfree.util.PublicCloneable;
import org.junit.Test;

/**
 * Tests for the {@link MatrixSeriesCollection} class.
 */
public class MatrixSeriesCollectionTest {

    /**
     * Confirm that the equals method can distinguish all the required fields.
     */
    @Test
    public void testEquals() {
        MatrixSeries s1 = new MatrixSeries("Series", 2, 3);
        s1.update(0, 0, 1.1);
        MatrixSeriesCollection c1 = new MatrixSeriesCollection();
        c1.addSeries(s1);
        MatrixSeries s2 = new MatrixSeries("Series", 2, 3);
        s2.update(0, 0, 1.1);
        MatrixSeriesCollection c2 = new MatrixSeriesCollection();
        c2.addSeries(s2);
        assertTrue(c1.equals(c2));
        assertTrue(c2.equals(c1));

        c1.addSeries(new MatrixSeries("Empty Series", 1, 1));
        assertFalse(c1.equals(c2));

        c2.addSeries(new MatrixSeries("Empty Series", 1, 1));
        assertTrue(c1.equals(c2));
    }

    /**
     * Confirm that cloning works.
     */
    @Test
    public void testCloning() throws CloneNotSupportedException {
        MatrixSeries s1 = new MatrixSeries("Series", 2, 3);
        s1.update(0, 0, 1.1);
        MatrixSeriesCollection c1 = new MatrixSeriesCollection();
        c1.addSeries(s1);
        MatrixSeriesCollection c2 = (MatrixSeriesCollection) c1.clone();

        assertTrue(c1 != c2);
        assertTrue(c1.getClass() == c2.getClass());
        assertTrue(c1.equals(c2));

        // check independence
        s1.setDescription("XYZ");
        assertFalse(c1.equals(c2));
    }

    /**
     * Verify that this class implements {@link PublicCloneable}.
     */
    @Test
    public void testPublicCloneable() {
        MatrixSeriesCollection c1 = new MatrixSeriesCollection();
        assertTrue(c1 instanceof PublicCloneable);
    }

    /**
     * Serialize an instance, restore it, and check for equality.
     */
    @Test
    public void testSerialization() {
        MatrixSeries s1 = new MatrixSeries("Series", 2, 3);
        s1.update(0, 0, 1.1);
        MatrixSeriesCollection c1 = new MatrixSeriesCollection();
        c1.addSeries(s1);
        MatrixSeriesCollection c2 = (MatrixSeriesCollection) TestUtilities.serialised(c1);
        assertEquals(c1, c2);
    }

}