/*

 * Copyright (c) 2015, 2016, Oracle and/or its affiliates. All rights reserved.

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

 *

 * This code is free software; you can redistribute it and/or modify it

 * under the terms of the GNU General Public License version 2 only, as

 * published by the Free Software Foundation.

 *

 * This code is distributed in the hope that it will be useful, but WITHOUT

 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

 * 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).

 *

 * You should have received a copy of the GNU General Public License version

 * 2 along with this work; if not, write to the Free Software Foundation,

 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

 *

 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

 * or visit www.oracle.com if you need additional information or have any

 * questions.

 */

/*

 * @test

 * @summary Ensure that a newly introduced java.base package placed within the --patch-module

 *          directory is considered part of the boot loader's visibility boundary

 * @requires !(os.family == "windows")

 * @library /test/lib

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

 *          java.management

 * @run main/othervm PatchModuleVisibility

 */

import java.io.File;

import java.nio.file.Files;

import java.nio.file.Paths;

import jdk.test.lib.InMemoryJavaCompiler;

import jdk.test.lib.process.OutputAnalyzer;

import jdk.test.lib.process.ProcessTools;

public class PatchModuleVisibility {

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

      String Vis2_B_src =

              "package p2;" +

              "public class Vis2_B {" +

              "    public void m() {" +

              "        System.out.println(\"In B's m()\");" +

              "    }" +

              "}";

      String Vis2_A_src =

              "import p2.*;" +

              "public class Vis2_A {" +

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

                      // Try loading a class within a newly introduced java.base

                      // package.  Make sure the class can be found via --patch-module.

              "        try {" +

              "            p2.Vis2_B b = new p2.Vis2_B();" +

              "            if (b.getClass().getClassLoader() != null) {" +

              "                throw new RuntimeException(\"PatchModuleVisibility FAILED - class B " +

                                                           "should be loaded by boot class loader\\n\");" +

              "            }" +

              "            b.m();" +

              "        } catch (Throwable e) {" +

              "            throw new RuntimeException(\"PatchModuleVisibility FAILED - test " +

                                                       "should not throw an error or exception\\n\");" +

              "        }" +

              "        System.out.println(\"PatchModuleVisibility PASSED\\n\");" +

              "    }" +

              "}";

      ClassFileInstaller.writeClassToDisk("p2/Vis2_B",

          InMemoryJavaCompiler.compile("p2.Vis2_B", Vis2_B_src), System.getProperty("test.classes"));

      ClassFileInstaller.writeClassToDisk("p2/Vis2_B", "mods2/java.base");

      ClassFileInstaller.writeClassToDisk("Vis2_A",

          InMemoryJavaCompiler.compile("Vis2_A", Vis2_A_src), System.getProperty("test.classes"));

      // Make sure the classes are actually being loaded from mods2

      Files.delete(Paths.get(System.getProperty("test.classes") +  File.separator +

                                                           "p2" + File.separator + "Vis2_B.class"));

      new OutputAnalyzer(ProcessTools.createJavaProcessBuilder(

              "--patch-module=java.base=mods2/java.base",

              "--add-exports=java.base/p2=ALL-UNNAMED",

              "Vis2_A")

          .start()).shouldHaveExitValue(0);

    }

}