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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.]
- *
- * ---------------------------------
- * MeanAndStandardDeviationTest.java
- * ---------------------------------
- * (C) Copyright 2005-2013, by Object Refinery Limited and Contributors.
- *
- * Original Author: David Gilbert (for Object Refinery Limited);
- * Contributor(s): -;
- *
- * Changes
- * -------
- * 05-Feb-2005 : Version 1 (DG);
- *
- */
- package org.jfree.data.statistics;
- import static org.junit.Assert.assertEquals;
- import static org.junit.Assert.assertTrue;
- import static org.junit.Assert.assertFalse;
- import org.jfree.chart.TestUtilities;
- import org.junit.Test;
- /**
- * Tests for the {@link MeanAndStandardDeviation} class.
- */
- public class MeanAndStandardDeviationTest {
- /**
- * Confirm that the equals method can distinguish all the required fields.
- */
- @Test
- public void testEquals() {
- MeanAndStandardDeviation m1 = new MeanAndStandardDeviation(1.2, 3.4);
- MeanAndStandardDeviation m2 = new MeanAndStandardDeviation(1.2, 3.4);
- assertTrue(m1.equals(m2));
- assertTrue(m2.equals(m1));
- m1 = new MeanAndStandardDeviation(1.0, 3.4);
- assertFalse(m1.equals(m2));
- m2 = new MeanAndStandardDeviation(1.0, 3.4);
- assertTrue(m1.equals(m2));
- m1 = new MeanAndStandardDeviation(1.0, 3.0);
- assertFalse(m1.equals(m2));
- m2 = new MeanAndStandardDeviation(1.0, 3.0);
- assertTrue(m1.equals(m2));
- }
- /**
- * Immutable class - should not be cloneable.
- */
- @Test
- public void testCloning() {
- MeanAndStandardDeviation m1 = new MeanAndStandardDeviation(1.2, 3.4);
- assertFalse(m1 instanceof Cloneable);
- }
- /**
- * Serialize an instance, restore it, and check for equality.
- */
- @Test
- public void testSerialization() {
- MeanAndStandardDeviation m1 = new MeanAndStandardDeviation(1.2, 3.4);
- MeanAndStandardDeviation m2 = (MeanAndStandardDeviation)
- TestUtilities.serialised(m1);
- assertEquals(m1, m2);
- }
- }
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