/* * $Id$ * * Copyright 2009 Sun Microsystems, Inc., 4150 Network Circle, * Santa Clara, California 95054, U.S.A. All rights reserved. * * 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 St, Fifth Floor, Boston, MA 02110-1301 USA * */ package org.jdesktop.swingx.util; import static org.junit.Assert.assertEquals; import static org.junit.Assert.assertNull; import org.junit.Test; /** * Unit test for {@code OS}. * * @author Jeanette Winzenburg */ @SuppressWarnings("nls") public class OSTest { /** * Issue 1260-swingx: NPE in static initializer of OS */ @Test public void testOSNPE() { String oldProperty = System.getProperty("os.name"); try { if (oldProperty != null) { System.clearProperty("os.name"); assertNull(System.getProperty("os.name")); } OS.isLinux(); } finally { if (oldProperty != null) { System.setProperty("os.name", oldProperty); assertEquals(oldProperty, System.getProperty("os.name")); } } } }