/*

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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

 *

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 * 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

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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,

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/*

 * @test CdsDifferentCompactStrings

 * @summary CDS (class data sharing) requires the same -XX:[+-]CompactStrings

 *          setting between archive creation time and load time.

 * @library /testlibrary

 * @modules java.base/jdk.internal.misc

 *          java.management

 */

import jdk.test.lib.*;

public class CdsDifferentCompactStrings {

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

        createAndLoadSharedArchive("+", "-");

        createAndLoadSharedArchive("-", "+");

    }

    private static void createAndLoadSharedArchive(String create, String load)

        throws Exception

    {

        String createCompactStringsArgument = "-XX:" + create + "CompactStrings";

        String loadCompactStringsArgument   = "-XX:" + load   + "CompactStrings";

        String filename = "./CdsDifferentCompactStrings" + create + ".jsa";

        ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(

            "-XX:+UnlockDiagnosticVMOptions",

            "-XX:SharedArchiveFile=" + filename,

            "-Xshare:dump",

            createCompactStringsArgument);

        OutputAnalyzer output = new OutputAnalyzer(pb.start());

        output.shouldContain("Loading classes to share");

        output.shouldHaveExitValue(0);

        pb = ProcessTools.createJavaProcessBuilder(

            "-XX:+UnlockDiagnosticVMOptions",

            "-XX:SharedArchiveFile=" + filename,

            "-Xshare:on",

            loadCompactStringsArgument,

            "-version");

        output = new OutputAnalyzer(pb.start());

        try {

            output.shouldContain("The shared archive file's CompactStrings " +

                "setting .* does not equal the current CompactStrings setting");

        } catch (RuntimeException e) {

            output.shouldContain("Unable to use shared archive");

        }

        output.shouldHaveExitValue(1);

    }

}