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/*

 * @test

 * @summary At run time, it is OK to append new elements to the classpath that was used at dump time.

 * @requires vm.cds

 * @library /test/lib /test/hotspot/jtreg/runtime/cds/appcds

 * @modules jdk.jartool/sun.tools.jar

 * @compile ../test-classes/Hello.java

 * @compile ../test-classes/HelloMore.java

 * @run driver AppendClasspath

 */

import java.io.File;

public class AppendClasspath extends DynamicArchiveTestBase {

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

        runTest(AppendClasspath::testDefaultBase);

    }

    static void testDefaultBase() throws Exception {

        String topArchiveName = getNewArchiveName("top");

        doTest(topArchiveName);

    }

    private static void doTest(String topArchiveName) throws Exception {

        String appJar = JarBuilder.getOrCreateHelloJar();

        String appJar2 = JarBuilder.build("AppendClasspath_HelloMore", "HelloMore");

        // Dump an archive with a specified JAR file in -classpath

        dump(topArchiveName,

             "-Xlog:cds",

             "-Xlog:cds+dynamic=debug",

             "-cp", appJar, "Hello")

            .assertNormalExit(output -> {

                    output.shouldContain("Buffer-space to target-space delta")

                           .shouldContain("Written dynamic archive 0x");

                });

        // runtime with classpath containing the one used in dump time,

        // i.e. the dump time classpath is a prefix of the runtime classpath.

        run(topArchiveName,

            "-Xlog:class+load",

            "-Xlog:cds+dynamic=debug,cds=debug",

            "-cp", appJar + File.pathSeparator + appJar2,

            "HelloMore")

            .assertNormalExit(output -> {

                    output.shouldContain("Hello source: shared objects file")

                          .shouldContain("Hello World ... More")

                          .shouldHaveExitValue(0);

                });

        // reverse the order of the 2 jar files so that the dump time classpath

        // is no longer a prefix of the runtime classpath. The Hello class

        // should be loaded from the jar file.

        run(topArchiveName,

            "-Xlog:class+load",

            "-Xlog:cds+dynamic=debug,cds=debug",

            "-cp", appJar2 + File.pathSeparator + appJar,

            "HelloMore")

            .assertAbnormalExit(output -> {

                    output.shouldContain("shared class paths mismatch")

                          .shouldHaveExitValue(1);

                });

    }

}