114 lines
3.6 KiB
Java
114 lines
3.6 KiB
Java
/*
|
|
* 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 4920005 4882798
|
|
* @summary make sure redefineClasses throws NullPointerException in the right places.
|
|
* @author Robert Field as modified from the code of Gabriel Adauto, Wily Technology
|
|
*
|
|
* @run build NullRedefineClassesTests
|
|
* @run shell MakeJAR.sh redefineAgent
|
|
* @run main/othervm -javaagent:redefineAgent.jar NullRedefineClassesTests NullRedefineClassesTests
|
|
*/
|
|
|
|
import java.lang.instrument.ClassDefinition;
|
|
import java.lang.instrument.UnmodifiableClassException;
|
|
|
|
public class
|
|
NullRedefineClassesTests
|
|
extends ASimpleInstrumentationTestCase
|
|
{
|
|
|
|
/**
|
|
* Constructor for NullRedefineClassesTests.
|
|
* @param name
|
|
*/
|
|
public NullRedefineClassesTests(String name) {
|
|
super(name);
|
|
}
|
|
|
|
public static void
|
|
main (String[] args) throws Throwable {
|
|
ATestCaseScaffold test = new NullRedefineClassesTests(args[0]);
|
|
test.runTest();
|
|
}
|
|
|
|
protected final void
|
|
doRunTest() throws ClassNotFoundException, UnmodifiableClassException {
|
|
testNullRedefineClasses();
|
|
}
|
|
|
|
|
|
public void
|
|
testNullRedefineClasses() throws ClassNotFoundException, UnmodifiableClassException {
|
|
boolean caught;
|
|
|
|
// Test that a null argument throws NullPointerException
|
|
caught = false;
|
|
try {
|
|
fInst.redefineClasses(null);
|
|
} catch (NullPointerException npe) {
|
|
caught = true;
|
|
}
|
|
assertTrue(caught);
|
|
|
|
// Test that a null element throws NullPointerException
|
|
caught = false;
|
|
try {
|
|
fInst.redefineClasses(new ClassDefinition[]{ null });
|
|
} catch (NullPointerException npe) {
|
|
caught = true;
|
|
}
|
|
assertTrue(caught);
|
|
|
|
// Test that a null element amonst others throws NullPointerException
|
|
caught = false;
|
|
ClassDefinition cd = new ClassDefinition(DummyClass.class, new byte[] {1, 2, 3});
|
|
try {
|
|
fInst.redefineClasses(new ClassDefinition[]{ cd, null });
|
|
} catch (NullPointerException npe) {
|
|
caught = true;
|
|
}
|
|
assertTrue(caught);
|
|
|
|
// Test that a null class throws NullPointerException
|
|
caught = false;
|
|
try {
|
|
new ClassDefinition(null, new byte[] {1, 2, 3});
|
|
} catch (NullPointerException npe) {
|
|
caught = true;
|
|
}
|
|
assertTrue(caught);
|
|
|
|
// Test that a null byte array throws NullPointerException
|
|
caught = false;
|
|
try {
|
|
new ClassDefinition(DummyClass.class, null);
|
|
} catch (NullPointerException npe) {
|
|
caught = true;
|
|
}
|
|
assertTrue(caught);
|
|
}
|
|
}
|