/*

 * Copyright (c) 2014, 2018, 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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 */

/**

 * @test

 * @library /test/lib

 * @modules jdk.jlink/jdk.tools.jmod

 *          jdk.compiler

 * @build AddModsTest jdk.test.lib.compiler.CompilerUtils

 * @run testng AddModsTest

 * @summary Basic test for java --add-modules

 */

import java.io.File;

import java.nio.file.Path;

import java.nio.file.Paths;

import jdk.test.lib.compiler.CompilerUtils;

import static jdk.test.lib.process.ProcessTools.*;

import org.testng.annotations.BeforeTest;

import org.testng.annotations.Test;

import static org.testng.Assert.*;

@Test

public class AddModsTest {

    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 MODS1_DIR = Paths.get("mods1");

    private static final Path MODS2_DIR = Paths.get("mods2");

    // test module / main class

    private static final String TEST_MODULE = "test";

    private static final String TEST_MAIN_CLASS = "test.Main";

    private static final String TEST_MID = TEST_MODULE + "/" + TEST_MAIN_CLASS;

    // logger module

    private static final String LOGGER_MODULE = "logger";

    @BeforeTest

    public void compile() throws Exception {

        // javac -d mods1/test src/test/**

        boolean compiled = CompilerUtils.compile(

            SRC_DIR.resolve(TEST_MODULE),

            MODS1_DIR.resolve(TEST_MODULE)

        );

        assertTrue(compiled, "test did not compile");

        // javac -d mods1/logger src/logger/**

        compiled= CompilerUtils.compile(

            SRC_DIR.resolve(LOGGER_MODULE),

            MODS2_DIR.resolve(LOGGER_MODULE)

        );

        assertTrue(compiled, "test did not compile");

    }

    /**

     * Basic test of --add-modules ALL-DEFAULT. Module java.sql should be

     * resolved and the types in that module should be visible.

     */

    public void testAddDefaultModules1() throws Exception {

        // java --add-modules ALL-DEFAULT --module-path mods1 -m test ...

        int exitValue

            = executeTestJava("--module-path", MODS1_DIR.toString(),

                              "--add-modules", "ALL-DEFAULT",

                              "-m", TEST_MID,

                              "java.sql.Connection")

                .outputTo(System.out)

                .errorTo(System.out)

                .getExitValue();

        assertTrue(exitValue == 0);

    }

    /**

     * Run test on class path to load a type in a module on the application

     * module path, uses {@code --add-modules logger}.

     */

    public void testRunWithAddMods() throws Exception {

        // java --module-path mods --add-modules logger -cp classes test.Main

        String classpath = MODS1_DIR.resolve(TEST_MODULE).toString();

        String modulepath = MODS2_DIR.toString();

        int exitValue

            = executeTestJava("--module-path", modulepath,

                              "--add-modules", LOGGER_MODULE,

                              "-cp", classpath,

                              TEST_MAIN_CLASS,

                              "logger.Logger")

                .outputTo(System.out)

                .errorTo(System.out)

                .getExitValue();

        assertTrue(exitValue == 0);

    }

     /**

      * Run application on class path that makes use of module on the

      * application module path. Does not use --add-modules and so should

      * fail at run-time.

      */

     public void testRunMissingAddMods() throws Exception {

         // java --module-path mods -cp classes test.Main

         String classpath = MODS1_DIR.resolve(TEST_MODULE).toString();

         String modulepath = MODS1_DIR.toString();

         int exitValue

             = executeTestJava("--module-path", modulepath,

                               "-cp", classpath,

                               TEST_MAIN_CLASS,

                               "logger.Logger")

                 .outputTo(System.out)

                 .errorTo(System.out)

                 .shouldContain("ClassNotFoundException")

                 .getExitValue();

         assertTrue(exitValue != 0);

     }

    /**

     * Run test on class path to load a type in a module on the application

     * module path, uses {@code --add-modules ALL-MODULE-PATH}.

     */

    public void testAddAllModulePath() throws Exception {

        // java --module-path mods --add-modules ALL-MODULE-PATH -cp classes test.Main

        String classpath = MODS1_DIR.resolve(TEST_MODULE).toString();

        String modulepath = MODS1_DIR.toString();

        int exitValue

            = executeTestJava("--module-path", modulepath,

                              "--add-modules", "ALL-MODULE-PATH",

                              "-cp", classpath,

                              TEST_MAIN_CLASS)

                .outputTo(System.out)

                .errorTo(System.out)

                .getExitValue();

        assertTrue(exitValue == 0);

    }

    /**

     * Test {@code --add-modules ALL-MODULE-PATH} without {@code --module-path}.

     */

    public void testAddAllModulePathWithNoModulePath() throws Exception {

        // java --add-modules ALL-MODULE-PATH -version

        int exitValue

            = executeTestJava("--add-modules", "ALL-MODULE-PATH",

                              "-version")

                .outputTo(System.out)

                .errorTo(System.out)

                .getExitValue();

        assertTrue(exitValue == 0);

    }

    /**

     * Tests {@code --add-modules} be specified more than once.

     */

    public void testWithMultipleAddModules() throws Exception {

        String modulepath = MODS1_DIR.toString() + File.pathSeparator +

                                MODS2_DIR.toString();

        int exitValue

            = executeTestJava("--module-path", modulepath,

            "--add-modules", LOGGER_MODULE,

            "--add-modules", TEST_MODULE,

            "-m", TEST_MID,

            "logger.Logger")

            .outputTo(System.out)

            .errorTo(System.out)

            .getExitValue();

        assertTrue(exitValue == 0);

    }

    /**

     * Attempt to run with a bad module name specified to --add-modules

     */

    public void testRunWithBadAddMods() throws Exception {

        // java --module-path mods --add-modules DoesNotExist -m test ...

        int exitValue

            = executeTestJava("--module-path", MODS1_DIR.toString(),

                              "--add-modules", "DoesNotExist",

                              "-m", TEST_MID)

                .outputTo(System.out)

                .errorTo(System.out)

                .shouldContain("DoesNotExist")

                .getExitValue();

        assertTrue(exitValue != 0);

    }

}