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/*
* Copyright (c) 2011, 2019, 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.*;
/**
* Tests getCurrentThreadAllocatedBytes(), getThreadAllocatedBytes(long id).
* and getThreadAllocatedBytes(long[] ids),
* functions of com.sun.management.ThreadMXBean
* <p>
* All methods should
* <br>
* - return -1 if ThreadAllocatedMemory allocation is
* not enabled
* <br>
* - return -1 for not started thread
* <br>
* - return > 0 value for any running thread
* <br>
* - return -1 for finished thread
*/
public class BaseBehaviorTest extends ThreadMXBeanTestBase {
/**
* Actually runs the test
*/
public void run() {
if (threadMXBean == null)
return;
// Expect -1 if thread allocated memory is disabled
threadMXBean.setThreadAllocatedMemoryEnabled(false);
long result = threadMXBean.getCurrentThreadAllocatedBytes();
if (result != -1)
throw new TestFailure("Failure! getCurrentThreadAllocatedBytes() should "
+ "return -1 if ThreadAllocatedMemoryEnabled is set to false. "
+ "Received : " + result);
threadMXBean.setThreadAllocatedMemoryEnabled(true);
// Expect >= 0 value for current thread
result = threadMXBean.getCurrentThreadAllocatedBytes();
if (result < 0)
throw new TestFailure("Failure! getCurrentThreadAllocatedBytes() should "
+ "return >= 0 value for current thread. Received : " + result);
// Expect >= 0 value for current thread from getThreadAllocatedBytes(id)
result = threadMXBean.getThreadAllocatedBytes(Thread.currentThread().getId());
if (result < 0)
throw new TestFailure("Failure! getThreadAllocatedBytes(id) should "
+ "return >= 0 value for current thread. Received : " + result);
MXBeanTestThread thread = new MXBeanTestThread();
long id = thread.getId();
long[] idArr = new long[] { id };
long[] resultArr;
// Expect -1 for not started threads
result = threadMXBean.getThreadAllocatedBytes(id);
if (result != -1)
throw new TestFailure("Failure! getThreadAllocatedBytes(long id) should "
+ "return -1 for not started threads. Recieved : " + result);
resultArr = threadMXBean.getThreadAllocatedBytes(idArr);
if (resultArr[0] != -1)
throw new TestFailure("Failure! getThreadAllocatedBytes(long[] ids) should "
+ "return -1 for not started threads. Recieved : " + resultArr[0]);
BarrierHandler handler = startThreads(thread);
try {
handler.proceed();
// Expect -1 for running thread if ThreadAllocatedMemory (CpuTime) is disabled
threadMXBean.setThreadAllocatedMemoryEnabled(false);
result = threadMXBean.getThreadAllocatedBytes(id);
if (result != -1)
throw new TestFailure("Failure! getThreadAllocatedBytes(long id) should "
+ "return -1 if ThreadAllocatedMemoryEnabled is set to false. "
+ "Recieved : " + result);
resultArr = threadMXBean.getThreadAllocatedBytes(idArr);
if (resultArr[0] != -1)
throw new TestFailure("Failure! getThreadAllocatedBytes(long[] ids) should "
+ "return -1 if ThreadAllocatedMemoryEnabled is set to false. "
+ "Recieved : " + resultArr[0]);
threadMXBean.setThreadAllocatedMemoryEnabled(true);
// Expect >= 0 value for running threads
result = threadMXBean.getThreadAllocatedBytes(id);
if (result < 0)
throw new TestFailure("Failure! getThreadAllocatedBytes(long id) should "
+ "return > 0 value for RUNNING thread. Recieved : " + result);
resultArr = threadMXBean.getThreadAllocatedBytes(idArr);
if (resultArr[0] < 0)
throw new TestFailure("Failure! getThreadAllocatedBytes(long[] ids) should "
+ "return > 0 value for RUNNING thread. Recieved : " + resultArr[0]);
} finally {
// Let thread finish
handler.finish();
}
try {
thread.join();
} catch (InterruptedException e) {}
// Expect -1 for finished thread
result = threadMXBean.getThreadAllocatedBytes(id);
if (result != -1)
throw new TestFailure("Failure! getThreadAllocatedBytes(long id) should "
+ "return -1 for finished threads. Recieved : " + result);
resultArr = threadMXBean.getThreadAllocatedBytes(idArr);
if (resultArr[0] != -1)
throw new TestFailure("Failure! getThreadAllocatedBytes(long[] ids) should "
+ "return -1 for finished threads. Recieved : " + resultArr[0]);
log.info("BaseBehaviorTest passed.");
}
/**
* Entry point for java program
* @param args sets the test configuration
*/
public static void main(String[] args) {
ThreadMXBeanTestBase test = new BaseBehaviorTest();
Monitoring.runTest(test, test.setGarbageProducer(args));
}
}
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