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/*
* Copyright (c) 2011, 2018, 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.
*/
package nsk.monitoring.ThreadMXBean.GetThreadAllocatedBytes;
import nsk.share.*;
import nsk.monitoring.share.*;
import nsk.monitoring.ThreadMXBean.ThreadMXBeanTestBase;
/**
* Tests getThreadAllocatedBytes(long id), getThreadAllocatedBytes(long[] ids)
* and setThreadAllocatedMemoryEnabled(boolean enabled) functions of
* com.sun.management.ThreadMXBean
* <p>
* - any method called with null argument should throw NullPointerException
* for direct and proxy MBean delivery methods and RuntimeException for
* server MBean delivery method (MBeanServer)
* <br>
* - any method called with zero (0 for long, { 0 } for long[]) argument
* should throw IllegalArgumentException for direct and proxy MBean delivery
* methods and RuntimeException for server MBean delivery method (MBeanServer)
*/
public class IllegalArgumentsTest extends ThreadMXBeanTestBase {
/**
* Actually runs the test
*/
public void run() {
if (threadMXBean == null)
return;
int exceptions = 0;
// getThreadAllocatedBytes with null argument
try {
threadMXBean.getThreadAllocatedBytes(null);
} catch (NullPointerException e) {
log.info("Caught expected NPE : " + e.getMessage());
exceptions++;
} catch (RuntimeException e1) {
log.info("Caught expected RuntimeException : "
+ e1.getMessage());
exceptions++;
}
// getThreadAllocatedBytes(long) with 0
try {
threadMXBean.getThreadAllocatedBytes(0);
} catch (IllegalArgumentException e) {
log.info("Caught expected IllegalArgumentException : " + e.getMessage());
exceptions++;
} catch (RuntimeException e1) {
log.info("Caught expected RuntimeException : " + e1.getMessage());
exceptions++;
}
// getThreadAllocatedBytes(long[]) with { 0 }
try {
threadMXBean.getThreadAllocatedBytes(new long[] { 0 });
} catch (IllegalArgumentException e) {
log.info("Caught expected IllegalArgumentException : " + e.getMessage());
exceptions++;
} catch (RuntimeException e1) {
log.info("Caught expected RuntimeException : " + e1.getMessage());
exceptions++;
}
// setThreadAllocatedMemoryEnabled(boolean) with null
Boolean b = null;
try {
threadMXBean.setThreadAllocatedMemoryEnabled(b);
} catch (NullPointerException e) {
log.info("Caught expected NPE : " + e.getMessage());
exceptions++;
}
// 4 exceptions should have been caught
if (exceptions != 4)
throw new TestFailure("Failure! Expected to catch 4 exceptions, "
+ "actually caught : " + exceptions);
log.info("IllegalArgumentsTest passed.");
}
/**
* Entry point for java program
* @param args sets the test configuration
*/
public static void main(String[] args) {
Monitoring.runTest(new IllegalArgumentsTest(), args);
}
}
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