1 /* 2 * Copyright (c) 2003, 2015, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 */ 23 24 /** 25 * @test 26 * @bug 4920005 4882798 27 * @summary make sure getObjectSize(null) throws NullPointerException. 28 * @author Robert Field as modified from the code of Gabriel Adauto, Wily Technology 29 * 30 * @modules java.instrument 31 * @run build NullGetObjectSizeTest 32 * @run shell MakeJAR.sh basicAgent 33 * @run main/othervm -javaagent:basicAgent.jar NullGetObjectSizeTest NullGetObjectSizeTest 34 */ 35 36 public class 37 NullGetObjectSizeTest 38 extends ASimpleInstrumentationTestCase 39 { 40 41 /** 42 * Constructor for NullGetObjectSizeTest. 43 * @param name 44 */ 45 public NullGetObjectSizeTest(String name) { 46 super(name); 47 } 48 49 public static void 50 main (String[] args) throws Throwable { 51 ATestCaseScaffold test = new NullGetObjectSizeTest(args[0]); 52 test.runTest(); 53 } 54 55 protected final void 56 doRunTest() { 57 testNullGetObjectSize(); 58 } 59 60 61 public void 62 testNullGetObjectSize() { 63 boolean caught = false; 64 65 // Test that a null argument throws NullPointerException 66 try { 67 fInst.getObjectSize(null); 68 } catch (NullPointerException npe) { 69 caught = true; 70 } 71 assertTrue(caught); 72 } 73 74 }