GetObjectSizeTest.java revision 12973:2e63fa2efdb1
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 * @run build GetObjectSizeTest 31 * @run shell MakeJAR.sh basicAgent 32 * @run main/othervm -javaagent:basicAgent.jar GetObjectSizeTest GetObjectSizeTest 33 */ 34import java.util.*; 35 36public class 37GetObjectSizeTest 38 extends ASimpleInstrumentationTestCase 39{ 40 41 /** 42 * Constructor for GetObjectSizeTest. 43 * @param name 44 */ 45 public GetObjectSizeTest(String name) 46 { 47 super(name); 48 } 49 50 public static void 51 main (String[] args) 52 throws Throwable { 53 ATestCaseScaffold test = new GetObjectSizeTest(args[0]); 54 test.runTest(); 55 } 56 57 protected final void 58 doRunTest() 59 throws Throwable { 60 testGetObjectSize(); 61 } 62 63 /* 64 * Lame test just to show we can do the roundtrip 65 */ 66 public void 67 testGetObjectSize() 68 { 69 Object[] objects = new Object[] { 70 "Hello World", 71 new Integer(8), 72 this, 73 new StringBuffer("Another test object"), 74 new Vector(99), 75 // Add more objects here 76 }; 77 for (int i = 0; i < objects.length; i++) 78 { 79 Object o = objects[i]; 80 long size = fInst.getObjectSize(o); 81 assertTrue(size > 0); 82 } 83 } 84 85} 86