jdk-24/test/hotspot/jtreg/runtime/logging/MonitorInflationTest.java
Axel Boldt-Christmas bd4160cea8 8315884: New Object to ObjectMonitor mapping
Co-authored-by: Erik Österlund <eosterlund@openjdk.org>
Co-authored-by: Stefan Karlsson <stefank@openjdk.org>
Co-authored-by: Coleen Phillimore <coleenp@openjdk.org>
Reviewed-by: rkennke, coleenp, dcubed
2024-08-16 06:20:17 +00:00

78 lines
2.9 KiB
Java

/*
* Copyright (c) 2015, 2023, 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 8133885
* @summary monitorinflation=trace should have logging from each of the statements in the code
* @requires vm.flagless
* @library /test/lib
* @modules java.base/jdk.internal.misc
* java.management
* @run driver MonitorInflationTest
*/
import jdk.test.lib.process.OutputAnalyzer;
import jdk.test.lib.process.ProcessTools;
public class MonitorInflationTest {
static void analyzeOutputOn(ProcessBuilder pb) throws Exception {
OutputAnalyzer output = new OutputAnalyzer(pb.start());
output.shouldContain("inflate:");
output.shouldContain("type='MonitorInflationTest$Waiter'");
output.shouldContain("I've been waiting.");
output.shouldHaveExitValue(0);
}
static void analyzeOutputOff(ProcessBuilder pb) throws Exception {
OutputAnalyzer output = new OutputAnalyzer(pb.start());
output.shouldNotContain("[monitorinflation]");
output.shouldHaveExitValue(0);
}
public static void main(String[] args) throws Exception {
ProcessBuilder pb = ProcessTools.createLimitedTestJavaProcessBuilder("-Xlog:monitorinflation=trace",
InnerClass.class.getName());
analyzeOutputOn(pb);
pb = ProcessTools.createLimitedTestJavaProcessBuilder("-Xlog:monitorinflation=off",
InnerClass.class.getName());
analyzeOutputOff(pb);
}
public static class Waiter {
public static void foo() {
System.out.println("I've been waiting.");
}
}
public static class InnerClass {
public static void main(String[] args) throws Exception {
Waiter w = new Waiter();
synchronized (w) {
w.wait(100);
w.foo();
}
}
}
}