/* * Copyright (c) 2003, 2015, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code 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 General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ /** * @test * @bug 4882798 * @summary simple tests for getAllLoadedClasses (is Object there? does a newly loaded class show up?) * @author Gabriel Adauto, Wily Technology * * @run build GetAllLoadedClassesTest DummyClass * @run shell MakeJAR.sh basicAgent * @run main/othervm -javaagent:basicAgent.jar GetAllLoadedClassesTest GetAllLoadedClassesTest */ import java.net.*; public class GetAllLoadedClassesTest extends ASimpleInstrumentationTestCase { /** * Constructor for GetAllLoadedClassesTest. * @param name */ public GetAllLoadedClassesTest(String name) { super(name); } public static void main (String[] args) throws Throwable { ATestCaseScaffold test = new GetAllLoadedClassesTest(args[0]); test.runTest(); } protected final void doRunTest() throws Throwable { testGetAllLoadedClasses(); } public void testGetAllLoadedClasses() throws Throwable { ClassLoader loader = getClass().getClassLoader(); Class[] classes = fInst.getAllLoadedClasses(); assertNotNull(classes); assertClassArrayDoesNotContainClassByName(classes, "DummyClass"); assertClassArrayContainsClass(classes, Object.class); Class dummy = loader.loadClass("DummyClass"); assertEquals("DummyClass", dummy.getName()); // double check that we can make an instance (just to prove the loader is kosher) Object testInstance = dummy.newInstance(); Class[] classes2 = fInst.getAllLoadedClasses(); assertNotNull(classes2); assertClassArrayContainsClass(classes2, dummy); } }