jdk-24/test/hotspot/jtreg/runtime/NMT/NMTForOtherLaunchersTest.java
Thomas Stuefe eec64f5587 8256844: Make NMT late-initializable
Reviewed-by: coleenp, zgu
2021-08-04 12:19:02 +00:00

74 lines
2.7 KiB
Java

/*
* Copyright (c) 2021 SAP SE. All rights reserved.
* Copyright (c) 2021, 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
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*/
/*
* With JDK-8256844 "Make NMT late-initializable", NMT should work out of the box with jdk launchers other than
* java.exe.
*
* Test that assumption (we test with javac and jar and leave it at that, other tools should be fine as well)
*/
/**
* @test id=javac
* @bug 8256844
* @library /test/lib
* @modules java.base/jdk.internal.misc
* java.management
* @run driver NMTForOtherLaunchersTest javac
*/
/**
* @test id=jar
* @bug 8256844
* @library /test/lib
* @modules java.base/jdk.internal.misc
* java.management
* @run driver NMTForOtherLaunchersTest jar
*/
import jdk.test.lib.process.OutputAnalyzer;
import jdk.test.lib.process.ProcessTools;
import jdk.test.lib.JDKToolFinder;
public class NMTForOtherLaunchersTest {
public static void main(String args[]) throws Exception {
String tool = args[0];
ProcessBuilder pb = new ProcessBuilder();
pb.command(new String[]{
JDKToolFinder.getJDKTool(tool),
"-J-XX:NativeMemoryTracking=summary",
"-J-XX:+UnlockDiagnosticVMOptions",
"-J-XX:+PrintNMTStatistics",
"--help"});
System.out.println(pb.command());
OutputAnalyzer output = new OutputAnalyzer(pb.start());
output.shouldHaveExitValue(0);
// We should not see the "wrong launcher?" message, which would indicate
// an older JDK, and we should see the NMT stat output when the VM shuts down.
output.shouldNotContain("wrong launcher");
output.shouldContain("Native Memory Tracking:");
output.shouldMatch("Total: reserved=\\d+, committed=\\d+.*");
}
}