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 simple tests for getAllLoadedClasses (is Object there? does a newly loaded class show up?) 28 * @author Gabriel Adauto, Wily Technology 29 * 30 * @modules java.instrument 31 * @run build GetAllLoadedClassesTest DummyClass 32 * @run shell MakeJAR.sh basicAgent 33 * @run main/othervm -javaagent:basicAgent.jar GetAllLoadedClassesTest GetAllLoadedClassesTest 34 */ 35 36 import java.net.*; 37 38 public class 39 GetAllLoadedClassesTest 40 extends ASimpleInstrumentationTestCase 41 { 42 43 /** 44 * Constructor for GetAllLoadedClassesTest. 45 * @param name 46 */ 47 public GetAllLoadedClassesTest(String name) 48 { 49 super(name); 50 } 51 52 public static void 53 main (String[] args) 54 throws Throwable { 55 ATestCaseScaffold test = new GetAllLoadedClassesTest(args[0]); 56 test.runTest(); 57 } 58 59 protected final void 60 doRunTest() 61 throws Throwable { 62 testGetAllLoadedClasses(); 63 } 64 65 public void 66 testGetAllLoadedClasses() 67 throws Throwable 68 { 69 ClassLoader loader = getClass().getClassLoader(); 70 71 Class[] classes = fInst.getAllLoadedClasses(); 72 assertNotNull(classes); 73 assertClassArrayDoesNotContainClassByName(classes, "DummyClass"); 74 assertClassArrayContainsClass(classes, Object.class); 75 76 Class dummy = loader.loadClass("DummyClass"); 77 assertEquals("DummyClass", dummy.getName()); 78 79 // double check that we can make an instance (just to prove the loader is kosher) 80 Object testInstance = dummy.newInstance(); 81 82 Class[] classes2 = fInst.getAllLoadedClasses(); 83 assertNotNull(classes2); 84 assertClassArrayContainsClass(classes2, dummy); 85 } 86 87 }