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 4882798 27 * @summary round-trip test for getObjectSize (does it return, and is the result non-zero?) 28 * @author Gabriel Adauto, Wily Technology 29 * 30 * @modules java.instrument 31 * @run build GetObjectSizeTest 32 * @run shell MakeJAR.sh basicAgent 33 * @run main/othervm -javaagent:basicAgent.jar GetObjectSizeTest GetObjectSizeTest 34 */ 35 import java.util.*; 36 37 public class 38 GetObjectSizeTest 39 extends ASimpleInstrumentationTestCase 40 { 41 42 /** 43 * Constructor for GetObjectSizeTest. 44 * @param name 45 */ 46 public GetObjectSizeTest(String name) 47 { 48 super(name); 49 } 50 51 public static void 52 main (String[] args) 53 throws Throwable { 54 ATestCaseScaffold test = new GetObjectSizeTest(args[0]); 55 test.runTest(); 56 } 57 58 protected final void 59 doRunTest() 60 throws Throwable { 61 testGetObjectSize(); 62 } 63 64 /* 65 * Lame test just to show we can do the roundtrip 66 */ 67 public void 68 testGetObjectSize() 69 { 70 Object[] objects = new Object[] { 71 "Hello World", 72 new Integer(8), 73 this, 74 new StringBuffer("Another test object"), 75 new Vector(99), 76 // Add more objects here 77 }; 78 for (int i = 0; i < objects.length; i++) 79 { 80 Object o = objects[i]; 81 long size = fInst.getObjectSize(o); 82 assertTrue(size > 0); 83 } 84 } 85 86 }