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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.]
- *
- * ----------------------
- * HashUtilitiesTest.java
- * ----------------------
- * (C) Copyright 2004-2013, by Object Refinery Limited and Contributors.
- *
- * Original Author: David Gilbert (for Object Refinery Limited);
- * Contributor(s): -;
- *
- * Changes
- * -------
- * 06-Mar-2007 : Version 1 (DG);
- *
- */
- package org.jfree.chart;
- import org.junit.Test;
- import static org.junit.Assert.assertEquals;
- import static org.junit.Assert.assertFalse;
- /**
- * Tests for the {@link HashUtilities} class.
- */
- public class HashUtilitiesTest {
- /**
- * Some sanity checks for the hashCodeForDoubleArray() method.
- */
- @Test
- public void testHashCodeForDoubleArray() {
- double[] a1 = new double[] {1.0};
- double[] a2 = new double[] {1.0};
- int h1 = HashUtilities.hashCodeForDoubleArray(a1);
- int h2 = HashUtilities.hashCodeForDoubleArray(a2);
- assertEquals(h1, h2);
- double[] a3 = new double[] {0.5, 1.0};
- int h3 = HashUtilities.hashCodeForDoubleArray(a3);
- assertFalse(h1 == h3);
- }
- }
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