/* ======================================================================== * JCommon : a free general purpose class library for the Java(tm) platform * ======================================================================== * * (C) Copyright 2000-2005, by Object Refinery Limited and Contributors. * * Project Info: http://www.jfree.org/jcommon/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.] * * -------------------- * ArrayUtilsTests.java * -------------------- * (C) Copyright 2004, by Object Refinery Limited and Contributors. * * Original Author: David Gilbert (for Object Refinery Limited); * Contributor(s): -; * * $Id: ArrayUtilitiesTests.java,v 1.4 2007/11/02 17:50:37 taqua Exp $ * * Changes * ------- * 24-Aug-2004 : Version 1 (DG); * 04-Oct-2004 : Renamed ArrayUtilsTests --> ArrayUtilitiesTests (DG); * */ package org.jfree.util.junit; import junit.framework.Test; import junit.framework.TestCase; import junit.framework.TestSuite; import org.jfree.util.ArrayUtilities; /** * Tests for the {@link ArrayUtilities} class. */ public class ArrayUtilitiesTests extends TestCase { /** * Returns the tests as a test suite. * * @return The test suite. */ public static Test suite() { return new TestSuite(ArrayUtilitiesTests.class); } /** * Constructs a new set of tests. * * @param name the name of the tests. */ public ArrayUtilitiesTests(String name) { super(name); } /** * Some tests for the hasDuplicateItems() method. */ public void testHasDuplicateItems() { Object[] a1 = new Object[] {"1", "2", "3"}; Object[] a2 = new Object[] {"1", "1", "3"}; Object[] a3 = new Object[] {null, "2", null}; assertFalse(ArrayUtilities.hasDuplicateItems(a1)); assertTrue(ArrayUtilities.hasDuplicateItems(a2)); assertFalse(ArrayUtilities.hasDuplicateItems(a3)); } /** * Some checks for the equalReferencesInArrays() method. */ public void testEqualReferencesInArrays() { Object[] a1 = new Object[] {}; Object[] a2 = new Object[] {}; Object[] a3 = new Object[] {null}; Object[] a4 = new Object[] {null}; Object[] a5 = new Object[] {"A"}; Object[] a6 = new Object[] {"A"}; Object[] a7 = new Object[] {"A", "B"}; Object[] a8 = new Object[] {"A", "B"}; Object[] a9 = new Object[] {"A", null}; Object[] a10 = new Object[] {"A", null}; assertTrue(ArrayUtilities.equalReferencesInArrays(a1, a2)); assertFalse(ArrayUtilities.equalReferencesInArrays(a1, a3)); assertTrue(ArrayUtilities.equalReferencesInArrays(a3, a4)); assertFalse(ArrayUtilities.equalReferencesInArrays(a3, a5)); assertTrue(ArrayUtilities.equalReferencesInArrays(a5, a6)); assertFalse(ArrayUtilities.equalReferencesInArrays(a5, a7)); assertTrue(ArrayUtilities.equalReferencesInArrays(a7, a8)); assertFalse(ArrayUtilities.equalReferencesInArrays(a7, a9)); assertTrue(ArrayUtilities.equalReferencesInArrays(a9, a10)); } }