/*

 * 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

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 */

import java.lang.module.Configuration;

import java.lang.module.ModuleFinder;

import java.lang.reflect.Layer;

import java.lang.reflect.Proxy;

import java.nio.file.Path;

import java.nio.file.Paths;

import java.util.Arrays;

import java.util.List;

import static jdk.testlibrary.ProcessTools.executeTestJava;

import org.testng.annotations.BeforeTest;

import org.testng.annotations.Test;

import static org.testng.Assert.*;

/**

 * @test

 * @library /lib/testlibrary

 * @modules jdk.compiler

 * @build ProxyClassAccessTest q.NP CompilerUtils jdk.testlibrary.*

 * @run testng ProxyClassAccessTest

 * @summary Driver for testing proxy class doesn't have access to

 *          types referenced by proxy interfaces

 */

public class ProxyClassAccessTest {

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

    private static final String TEST_CLASSES = System.getProperty("test.classes");

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

    private static final Path MODS_DIR = Paths.get("mods");

    // the names of the modules in this test

    private static List<String> modules = Arrays.asList("m1", "m2", "m3", "test");

    /**

     * Compiles all modules used by the test

     */

    @BeforeTest

    public void compileAll() throws Exception {

        for (String mn : modules) {

            Path msrc = SRC_DIR.resolve(mn);

            assertTrue(CompilerUtils.compile(msrc, MODS_DIR, "-modulesourcepath", SRC_DIR.toString()));

        }

    }

    /**

     * Run the modular test

     */

    @Test

    public void runTest() throws Exception {

        int exitValue = executeTestJava("-mp", MODS_DIR.toString(),

                                        "-m", "test/jdk.test.ProxyClassAccess")

                            .outputTo(System.out)

                            .errorTo(System.out)

                            .getExitValue();

        assertTrue(exitValue == 0);

    }

    /**

     * Test unnamed module has no access to other proxy interface

     */

    @Test

    public void testNoReadAccess() throws Exception {

        ModuleFinder finder = ModuleFinder.of(MODS_DIR);

        Layer bootLayer = Layer.boot();

        Configuration cf = bootLayer

                .configuration()

                .resolveRequiresAndUses(ModuleFinder.empty(), finder, modules);

        ClassLoader parentLoader = this.getClass().getClassLoader();

        Layer layer = bootLayer.defineModulesWithOneLoader(cf, parentLoader);

        ClassLoader loader = layer.findLoader("m1");

        Class<?>[] interfaces = new Class<?>[] {

                Class.forName("p.one.I", false, loader),

                Class.forName("q.NP", false, loader)     // non-public interface in unnamed module

        };

        checkIAE(loader, interfaces);

    }

    private void checkIAE(ClassLoader loader, Class<?>[] interfaces) {

        try {

            Proxy.getProxyClass(loader, interfaces);

            throw new RuntimeException("Expected IllegalArgumentException thrown");

        } catch (IllegalArgumentException e) {}

        try {

            Proxy.newProxyInstance(loader, interfaces,

                (proxy, m, params) -> { throw new RuntimeException(m.toString()); });

            throw new RuntimeException("Expected IllegalArgumentException thrown");

        } catch (IllegalArgumentException e) {}

    }

}