jdk/test/hotspot/jtreg/runtime/ErrorHandling/TestErrorFileMutex.java
Coleen Phillimore 819d2df8b0 8274794: Print all owned locks in hs_err file
Reviewed-by: stuefe, dholmes
2021-10-21 11:28:22 +00:00

72 lines
2.4 KiB
Java

/*
* 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
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*
* 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.
*
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*/
/*
* @test
* @bug 8274794
* @summary Test that locks are printed in the Error file.
* @library /test/lib
* @modules java.base/jdk.internal.misc
* @requires (vm.debug == true)
* @run driver TestErrorFileMutex
*/
import jdk.test.lib.process.OutputAnalyzer;
import jdk.test.lib.process.ProcessTools;
import java.io.*;
import java.util.regex.Pattern;
public class TestErrorFileMutex {
public static void do_test() throws Exception {
ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(
"-Xmx64M",
"-XX:-CreateCoredumpOnCrash",
"-XX:ErrorHandlerTest=3",
"-version");
OutputAnalyzer output_detail = new OutputAnalyzer(pb.start());
output_detail.shouldMatch("# A fatal error has been detected by the Java Runtime Environment:.*");
File f = ErrorFileScanner.findHsErrorFileInOutput(output_detail);
System.out.println("Found hs error file at " + f.getAbsolutePath());
ErrorFileScanner.scanHsErrorFileForContent(f, new Pattern[] {
Pattern.compile("# *Internal Error.*"),
Pattern.compile(".*VM Mutexes/Monitors currently owned by a thread:.*"),
Pattern.compile(".*ErrorTest_lock - owner thread:.*"),
Pattern.compile(".*Threads_lock - owner thread:.*")
});
}
public static void main(String[] args) throws Exception {
do_test();
}
}