74 lines
2.9 KiB
Java
74 lines
2.9 KiB
Java
|
/*
|
||
|
* Copyright (c) 2014, 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.
|
||
|
*/
|
||
|
|
||
|
import com.oracle.java.testlibrary.Asserts;
|
||
|
import java.lang.management.MemoryPoolMXBean;
|
||
|
import sun.hotspot.code.BlobType;
|
||
|
|
||
|
/*
|
||
|
* @test UsageThresholdExceededTest
|
||
|
* @library /testlibrary /../../test/lib
|
||
|
* @build UsageThresholdExceededTest
|
||
|
* @run main ClassFileInstaller sun.hotspot.WhiteBox
|
||
|
* sun.hotspot.WhiteBox$WhiteBoxPermission
|
||
|
* @run main/othervm -Xbootclasspath/a:. -XX:+UnlockDiagnosticVMOptions
|
||
|
* -XX:+WhiteBoxAPI -XX:+SegmentedCodeCache -XX:-UseCodeCacheFlushing
|
||
|
* -XX:-MethodFlushing -XX:CompileCommand=compileonly,null::*
|
||
|
* UsageThresholdExceededTest
|
||
|
* @summary verifying that getUsageThresholdCount() returns correct value
|
||
|
* after threshold has been hit
|
||
|
*/
|
||
|
public class UsageThresholdExceededTest {
|
||
|
|
||
|
protected final int iterations;
|
||
|
private final BlobType btype;
|
||
|
|
||
|
public UsageThresholdExceededTest(BlobType btype, int iterations) {
|
||
|
this.btype = btype;
|
||
|
this.iterations = iterations;
|
||
|
}
|
||
|
|
||
|
public static void main(String[] args) {
|
||
|
int iterationsCount =
|
||
|
Integer.getInteger("com.oracle.java.testlibrary.iterations", 1);
|
||
|
for (BlobType btype : BlobType.getAvailable()) {
|
||
|
if (CodeCacheUtils.isCodeHeapPredictable(btype)) {
|
||
|
new UsageThresholdExceededTest(btype, iterationsCount)
|
||
|
.runTest();
|
||
|
}
|
||
|
}
|
||
|
}
|
||
|
|
||
|
protected void runTest() {
|
||
|
MemoryPoolMXBean bean = btype.getMemoryPool();
|
||
|
long oldValue = bean.getUsageThresholdCount();
|
||
|
for (int i = 0; i < iterations; i++) {
|
||
|
CodeCacheUtils.hitUsageThreshold(bean, btype);
|
||
|
}
|
||
|
Asserts.assertEQ(bean.getUsageThresholdCount(), oldValue + iterations,
|
||
|
"Unexpected threshold usage count");
|
||
|
System.out.printf("INFO: Scenario finished successfully for %s%n",
|
||
|
bean.getName());
|
||
|
}
|
||
|
}
|