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/*

 * @test

 * @summary Make sure -Xpatch works when a jar file is specified for a module

 * @library /testlibrary

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

 *          jdk.jartool/sun.tools.jar

 * @build BasicJarBuilder

 * @compile XpatchMain.java

 * @run main XpatchTestJar

 */

import jdk.test.lib.*;

public class XpatchTestJar {

    private static String moduleJar;

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

        // Create a class file in the module java.naming. This class file

        // will be put in the javanaming.jar file.

        String source = "package javax.naming.spi; "                +

                        "public class NamingManager { "             +

                        "    static { "                             +

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

                        "    } "                                    +

                        "}";

        ClassFileInstaller.writeClassToDisk("javax/naming/spi/NamingManager",

             InMemoryJavaCompiler.compile("javax.naming.spi.NamingManager", source, "-Xmodule:java.naming"),

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

        // Build the jar file that will be used for the module "java.naming".

        BasicJarBuilder.build("javanaming", "javax/naming/spi/NamingManager");

        moduleJar = BasicJarBuilder.getTestJar("javanaming.jar");

        // Just to make sure we are not fooled by the class file being on the

        // class path where all the test classes are stored, write the NamingManager.class

        // file out again with output that does not contain what OutputAnalyzer

        // expects. This will provide confidence that the contents of the class

        // is truly coming from the jar file and not the class file.

        source =        "package javax.naming.spi; "                +

                        "public class NamingManager { "             +

                        "    static { "                             +

                        "        System.out.println(\"Fail!\"); "   +

                        "    } "                                    +

                        "}";

        ClassFileInstaller.writeClassToDisk("javax/naming/spi/NamingManager",

             InMemoryJavaCompiler.compile("javax.naming.spi.NamingManager", source, "-Xmodule:java.naming"),

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

        // Supply -Xpatch with the name of the jar file for the module java.naming.

        ProcessBuilder pb = ProcessTools.createJavaProcessBuilder("-Xpatch:java.naming=" + moduleJar,

             "XpatchMain", "javax.naming.spi.NamingManager");

        new OutputAnalyzer(pb.start())

            .shouldContain("I pass!")

            .shouldHaveExitValue(0);

    }

}