/*

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 * 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.

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 */

/*

 * @test

 * @bug 8059510

 * @summary Test jcmd VM.symboltable, VM.stringtable and VM.systemdictionary options

 * @library /test/lib

 * @run main/othervm -XX:+UnlockDiagnosticVMOptions DumpSymbolAndStringTable

 */

import jdk.test.lib.cds.CDSTestUtils;

import jdk.test.lib.process.ProcessTools;

import jdk.test.lib.process.OutputAnalyzer;

import jdk.test.lib.JDKToolFinder;

public class DumpSymbolAndStringTable {

    public static void main(String[] args) throws Exception {

        // Grab my own PID

        String pid = Long.toString(ProcessTools.getProcessId());

        ProcessBuilder pb = new ProcessBuilder();

        pb.command(new String[] {JDKToolFinder.getJDKTool("jcmd"), pid, "VM.symboltable", "-verbose"});

        OutputAnalyzer output = CDSTestUtils.executeAndLog(pb, "jcmd-symboltable");

        try {

            output.shouldContain("24 2: DumpSymbolAndStringTable\n");

        } catch (RuntimeException e) {

            output.shouldContain("Unknown diagnostic command");

        }

        pb.command(new String[] {JDKToolFinder.getJDKTool("jcmd"), pid, "VM.stringtable", "-verbose"});

        output = CDSTestUtils.executeAndLog(pb, "jcmd-stringtable");

        try {

            output.shouldContain("16: java.lang.String\n");

        } catch (RuntimeException e) {

            output.shouldContain("Unknown diagnostic command");

        }

        pb.command(new String[] {JDKToolFinder.getJDKTool("jcmd"), pid, "VM.systemdictionary"});

        output = CDSTestUtils.executeAndLog(pb, "jcmd-systemdictionary");

        try {

            output.shouldContain("System Dictionary for 'app' class loader statistics:");

            output.shouldContain("Number of buckets");

            output.shouldContain("Number of entries");

            output.shouldContain("Maximum bucket size");

        } catch (RuntimeException e) {

            output.shouldContain("Unknown diagnostic command");

        }

        pb.command(new String[] {JDKToolFinder.getJDKTool("jcmd"), pid, "VM.systemdictionary", "-verbose"});

        output = CDSTestUtils.executeAndLog(pb, "jcmd-systemdictionary");

        try {

            output.shouldContain("Dictionary for loader data: 0x");

            output.shouldContain("^java.lang.String");

        } catch (RuntimeException e) {

            output.shouldContain("Unknown diagnostic command");

        }

    }

}