test/hotspot/jtreg/runtime/appcds/jigsaw/modulepath/AddOpens.java

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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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/**
 * @test
 * @requires vm.cds
 * @library /test/jdk/lib/testlibrary /test/lib /test/hotspot/jtreg/runtime/appcds
 * @modules jdk.compiler
 *          jdk.jartool/sun.tools.jar
 *          jdk.jlink
 * @run main AddOpens
 * @summary sanity test the --add-opens option
 */

import java.io.File;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;

import jdk.test.lib.process.OutputAnalyzer;
import jdk.testlibrary.ProcessTools;

public class AddOpens {

    private static final Path USER_DIR = Paths.get(System.getProperty("user.dir"));

    private static final String TEST_SRC = System.getProperty("test.src");

    private static final Path SRC_DIR = Paths.get(TEST_SRC, "src");
    private static final Path MODS_DIR = Paths.get("mods");

    // the module name of the test module
    private static final String TEST_MODULE1 = "com.simple";

    // the module main class
    private static final String MAIN_CLASS = "com.simple.Main";

    private static Path moduleDir = null;
    private static Path moduleDir2 = null;
    private static Path destJar = null;

    public static void buildTestModule() throws Exception {

        // javac -d mods/$TESTMODULE --module-path MOD_DIR src/$TESTMODULE/**
        JarBuilder.compileModule(SRC_DIR.resolve(TEST_MODULE1),
                                 MODS_DIR.resolve(TEST_MODULE1),
                                 MODS_DIR.toString());

        moduleDir = Files.createTempDirectory(USER_DIR, "mlib");
        moduleDir2 = Files.createTempDirectory(USER_DIR, "mlib2");

        Path srcJar = moduleDir.resolve(TEST_MODULE1 + ".jar");
        destJar = moduleDir2.resolve(TEST_MODULE1 + ".jar");
        String classes = MODS_DIR.resolve(TEST_MODULE1).toString();
        JarBuilder.createModularJar(srcJar.toString(), classes, MAIN_CLASS);
        Files.copy(srcJar, destJar);

    }

    public static void main(String... args) throws Exception {
        // compile the modules and create the modular jar files
        buildTestModule();
        String appClasses[] = {MAIN_CLASS};
        // create an archive with both -cp and --module-path in the command line.
        // Only the class in the modular jar in the --module-path will be archived;
        // the class in the modular jar in the -cp won't be archived.
        OutputAnalyzer output = TestCommon.createArchive(
                                        destJar.toString(), appClasses,
                                        "-Xlog:class+load=trace",
                                        "--module-path", moduleDir.toString(),
                                        "-m", TEST_MODULE1);
        TestCommon.checkDump(output);

        // run with the archive using the same command line as in dump time
        // plus the "--add-opens java.base/java.lang=com.simple" option.
        // The main class should be loaded from the archive.
        // The setaccessible(true) on the ClassLoader.defineClass method should
        // be successful.
        TestCommon.run( "-Xlog:class+load=trace",
                        "-cp", destJar.toString(),
                        "--add-opens", "java.base/java.lang=" + TEST_MODULE1,
                        "--module-path", moduleDir.toString(),
                        "-m", TEST_MODULE1, "with_add_opens")
            .assertNormalExit(
                "[class,load] com.simple.Main source: shared objects file",
                "method.setAccessible succeeded!");

    }
}