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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

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/*

 * @test

 * @requires vm.cds

 * @summary sharing is disabled if java.base is patch at runtime

 * @library ../..

 * @library /test/hotspot/jtreg/testlibrary

 * @library /test/lib

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

 *          jdk.jartool/sun.tools.jar

 * @build PatchMain

 * @run main PatchJavaBase

 */

import jdk.test.lib.compiler.InMemoryJavaCompiler;

import jdk.test.lib.process.OutputAnalyzer;

public class PatchJavaBase {

    private static String moduleJar;

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

        String source = "package java.lang; "                       +

                        "public class NewClass { "                  +

                        "    static { "                             +

                        "        System.out.println(\"I pass!\"); " +

                        "    } "                                    +

                        "}";

        ClassFileInstaller.writeClassToDisk("java/lang/NewClass",

             InMemoryJavaCompiler.compile("java.lang.NewClass", source, "--patch-module=java.base"),

             System.getProperty("test.classes"));

        JarBuilder.build("javabase", "java/lang/NewClass");

        moduleJar = TestCommon.getTestJar("javabase.jar");

        System.out.println("Test dumping with --patch-module");

        OutputAnalyzer output =

            TestCommon.dump(null, null,

                "--patch-module=java.base=" + moduleJar,

                "PatchMain", "java.lang.NewClass");

        TestCommon.checkDump(output, "Loading classes to share");

            "-XX:+UnlockDiagnosticVMOptions",

            "--patch-module=java.base=" + moduleJar,

    }

}