test/hotspot/jtreg/serviceability/sa/ClhsdbFlags.java

/*
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * This code is free software; you can redistribute it and/or modify it
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 * published by the Free Software Foundation.
 *
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 * 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).
 *
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 * 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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import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import jdk.test.lib.apps.LingeredApp;
import jdk.test.lib.Platform;
import jdk.test.lib.Utils;

/**
 * @test
 * @bug 8190198
 * @summary Test clhsdb flags command
 * @requires vm.hasSA
 * @library /test/lib
 * @run main/othervm ClhsdbFlags
 */

public class ClhsdbFlags {

    public static void main(String[] args) throws Exception {
        System.out.println("Starting ClhsdbFlags test");

        LingeredApp theApp = null;
        try {
            ClhsdbLauncher test = new ClhsdbLauncher();
            List<String> vmArgs = new ArrayList<String>();
            vmArgs.add("-XX:+UnlockExperimentalVMOptions");
            vmArgs.add("-XX:+UnlockDiagnosticVMOptions");
            vmArgs.add("-XX:-MaxFDLimit");
            vmArgs.addAll(Utils.getVmOptions());
            theApp = LingeredApp.startApp(vmArgs);
            System.out.println("Started LingeredApp with pid " + theApp.getPid());

            List<String> cmds = List.of(
                    "flags", "flags -nd",
                    "flags UnlockDiagnosticVMOptions", "flags MaxFDLimit",
                    "flags MaxJavaStackTraceDepth");

            Map<String, List<String>> expStrMap = new HashMap<>();
            expStrMap.put("flags", List.of(
                    "UnlockDiagnosticVMOptions = true",
                    "MaxFDLimit = false",
                    "MaxJavaStackTraceDepth = 1024",
                    "VerifyMergedCPBytecodes",
                    "ConcGCThreads", "UseThreadPriorities",
                    "ShowHiddenFrames"));
            expStrMap.put("flags -nd", List.of(
                    "UnlockDiagnosticVMOptions = true",
                    "MaxFDLimit = false",
                    "InitialHeapSize",
                    "MaxHeapSize"));
            expStrMap.put("flags UnlockDiagnosticVMOptions", List.of(
                    "UnlockDiagnosticVMOptions = true"));
            expStrMap.put("flags MaxFDLimit", List.of(
                    "MaxFDLimit = false"));
            expStrMap.put("flags MaxJavaStackTraceDepth", List.of(
                    "MaxJavaStackTraceDepth = 1024"));

            test.run(theApp.getPid(), cmds, expStrMap, null);
        } catch (Exception ex) {
            throw new RuntimeException("Test ERROR " + ex, ex);
        } finally {
            LingeredApp.stopApp(theApp);
        }
        System.out.println("Test PASSED");
    }
}