92 lines
3.3 KiB
Java
92 lines
3.3 KiB
Java
/*
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* Copyright (c) 2022, 2023, Oracle and/or its affiliates. All rights reserved.
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* Copyright (c) 2022, Google and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* @test id=default
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* @bug 8292695
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* @summary Check that Ctrl-\ or Ctrl-Break (on Windows) causes HotSpot VM to print a full thread dump.
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* @library /vmTestbase
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* /test/lib
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* @run driver TestBreakSignalThreadDump
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*/
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/*
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* @test id=with_jsig
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* @bug 8292695
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* @summary Check that Ctrl-\ causes HotSpot VM to print a full thread dump when signal chaining is used.
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* @requires os.family != "windows" & os.family != "aix"
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* @library /vmTestbase
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* /test/lib
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* @run driver TestBreakSignalThreadDump load_libjsig
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*/
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import java.nio.file.Files;
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import java.nio.file.Path;
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import java.util.Map;
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import jdk.test.lib.Platform;
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import jdk.test.lib.Utils;
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import jdk.test.lib.process.ProcessTools;
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import jdk.test.lib.process.OutputAnalyzer;
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import vm.share.ProcessUtils;
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public class TestBreakSignalThreadDump {
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static class TestProcess {
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static {
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System.loadLibrary("ProcessUtils");
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}
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public static void main(String[] argv) throws Exception {
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ProcessUtils.sendCtrlBreak();
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// Wait a bit, as JVM processes the break signal asynchronously.
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Thread.sleep(1000);
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System.out.println("Done!");
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}
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}
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public static void main(String[] argv) throws Exception {
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String main = "TestBreakSignalThreadDump$TestProcess";
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ProcessBuilder pb = ProcessTools.createTestJavaProcessBuilder("-Djava.library.path=" + Utils.TEST_NATIVE_PATH, main);
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if (argv.length > 0 && argv[0].equals("load_libjsig")) {
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prepend_jsig_lib(pb.environment());
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}
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OutputAnalyzer output = new OutputAnalyzer(pb.start());
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output.shouldHaveExitValue(0);
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output.shouldContain("Full thread dump ");
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output.shouldContain("java.lang.Thread.State: RUNNABLE");
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output.shouldContain("Done!");
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}
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private static void prepend_jsig_lib(Map<String, String> env) {
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Path libjsig = Platform.jvmLibDir().resolve("libjsig." + Platform.sharedLibraryExt());
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if (!Files.exists(libjsig)) {
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throw new RuntimeException("File libjsig not found, path: " + libjsig);
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}
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String env_var = Platform.isOSX() ? "DYLD_INSERT_LIBRARIES" : "LD_PRELOAD";
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env.put(env_var, libjsig.toString());
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}
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}
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