/*

 * Copyright (c) 2015, 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.

 */

import java.nio.file.Path;

import java.util.ArrayList;

import java.util.Collections;

import java.util.EnumSet;

import java.util.HashMap;

import java.util.HashSet;

import java.util.List;

import java.util.Map;

import java.util.Set;

import jdk.tools.jlink.internal.PluginRepository;

import jdk.tools.jlink.plugin.Plugin;

import jdk.tools.jlink.plugin.PluginException;

import jdk.tools.jlink.plugin.Pool;

import jdk.tools.jlink.plugin.TransformerPlugin;

import tests.Helper;

/*

 * @test

 * @summary Test plugins enabled by default

 * @author Jean-Francois Denise

 * @library ../lib

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

 *          jdk.jdeps/com.sun.tools.classfile

 *          jdk.jlink/jdk.tools.jlink.internal

 *          jdk.jlink/jdk.tools.jmod

 *          jdk.jlink/jdk.tools.jimage

 *          jdk.compiler

 * @build tests.*

 * @run main/othervm DefaultProviderTest

 */

public class DefaultProviderTest {

    private static final String NAME = "disable-toto";

    private final static Map<String, Object> expectedOptions = new HashMap<>();

    static {

        expectedOptions.put("disable-toto", "false");

        expectedOptions.put("option1", "value1");

        expectedOptions.put("option2", "value2");

    }

    private static class Custom implements TransformerPlugin {

        private boolean enabled = true;

        @Override

        public Set<PluginType> getType() {

            Set<PluginType> set = new HashSet<>();

            set.add(CATEGORY.TRANSFORMER);

            return Collections.unmodifiableSet(set);

        }

        @Override

        public Set<STATE> getState() {

             return enabled ? EnumSet.of(STATE.AUTO_ENABLED, STATE.FUNCTIONAL)

                : EnumSet.of(STATE.DISABLED);

        }

        @Override

        public void visit(Pool in, Pool out) {

            if (!enabled) {

                throw new PluginException(NAME + " was set");

            }

            DefaultProviderTest.isNewPluginsCalled = true;

            in.visit((Pool.ModuleData content) -> {

                return content;

            }, out);

        }

        @Override

        public String getName() {

            return NAME;

        }

        @Override

        public String getDescription() {

            return NAME;

        }

        @Override

        public boolean hasArguments() {

            return true;

        }

        @Override

        public void configure(Map<String, String> config) {

            if (config.containsKey(NAME)) {

                enabled = !Boolean.parseBoolean(config.get(NAME));

            }

            if (enabled) {

                DefaultProviderTest.receivedOptions = config;

            } else {

                DefaultProviderTest.receivedOptions = null;

            }

        }

    }

    private static boolean isNewPluginsCalled;

    private static Map<String, String> receivedOptions;

    private static void reset() {

        isNewPluginsCalled = false;

        receivedOptions = null;

    }

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

        Helper helper = Helper.newHelper();

        if (helper == null) {

            System.err.println("Test not run");

            return;

        }

        helper.generateDefaultModules();

        test(helper, new Custom());

    }

    private static void test(Helper helper, Plugin plugin) throws Exception {

        PluginRepository.registerPlugin(plugin);

        {

            String[] userOptions = {};

            Path imageDir = helper.generateDefaultImage(userOptions, "composite2").assertSuccess();

            helper.checkImage(imageDir, "composite2", null, null);

            if (!isNewPluginsCalled) {

                throw new Exception("Should have been called");

            }

            reset();

        }

        {

            String[] userOptions = {"--disable-toto=false:option1=value1:option2=value2"};

            Path imageDir = helper.generateDefaultImage(userOptions, "composite2").assertSuccess();

            helper.checkImage(imageDir, "composite2", null, null);

            if (!isNewPluginsCalled) {

                throw new Exception("Should have been called");

            }

            if (!receivedOptions.equals(expectedOptions)) {

                throw new Exception("Optional options " + receivedOptions + " are not expected one "

                        + expectedOptions);

            }

            System.err.println("OPTIONS " + receivedOptions);

            reset();

        }

        {

            String[] userOptions = {"--disable-toto=true:option1=value1"};

            Path imageDir = helper.generateDefaultImage(userOptions, "composite2").assertSuccess();

            helper.checkImage(imageDir, "composite2", null, null);

            if (isNewPluginsCalled) {

                throw new Exception("Should not have been called");

            }

            if (receivedOptions != null) {

                throw new Exception("Optional options are not expected");

            }

            reset();

        }

    }

}