/*

 * Copyright (c) 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

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

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 */

import java.io.File;

import java.nio.file.Files;

/*

 * @test

 * @summary jpackager create image to verify --force

 * @library ../helpers

 * @build JPackagerHelper

 * @build JPackagerPath

 * @modules jdk.jpackager

 * @run main/othervm -Xmx512m JPackagerCreateImageForceTest

 */

public class JPackagerCreateImageForceTest {

    private static final String app = JPackagerPath.getApp();

    private static final String appOutput = JPackagerPath.getAppOutputFile();

    private static final String appWorkingDir = JPackagerPath.getAppWorkingDir();

    private static final String[] CMD = {

        "create-image",

        "--input", "input",

        "--name", "test",

        "--main-jar", "hello.jar",

        "--class", "Hello",

        "--files", "hello.jar",

        "--output", "TBD"};

    private static final String[] CMD_FORCE = {

        "create-image",

        "--input", "input",

        "--name", "test",

        "--main-jar", "hello.jar",

        "--class", "Hello",

        "--force",

        "--files", "hello.jar",

        "--output", "TBD"};

    private static void validateResult(String[] result) throws Exception {

        if (result.length != 2) {

            throw new AssertionError(

                   "Unexpected number of lines: " + result.length);

        }

        if (!result[0].trim().equals("jpackager test application")) {

            throw new AssertionError("Unexpected result[0]: " + result[0]);

        }

        if (!result[1].trim().equals("args.length: 0")) {

            throw new AssertionError("Unexpected result[1]: " + result[1]);

        }

    }

    private static void validate(String result) throws Exception {

        if (!result.contains("java.io.IOException") &&

                !result.contains("already exists") &&

                !result.contains("--force is not specified")) {

            System.err.println(result);

            throw new AssertionError("Unexpected error message");

        }

    }

    private static void validateForce() throws Exception {

        int retVal = JPackagerHelper.execute(null, app);

        if (retVal != 0) {

            throw new AssertionError(

                   "Test application exited with error: " + retVal);

        }

        File outfile = new File(appWorkingDir + File.separator + appOutput);

        if (!outfile.exists()) {

            throw new AssertionError(appOutput + " was not created");

        }

        String output = Files.readString(outfile.toPath());

        String[] result = output.split("\n");

        validateResult(result);

    }

    private static void testForce() throws Exception {

        CMD[CMD.length - 1] = "output";

        CMD_FORCE[CMD_FORCE.length - 1] = "output";

        String appFolder = "test";

        if (JPackagerHelper.isOSX()) {

            appFolder = "test.app";

        }

        File output = new File("output" + File.separator + appFolder);

        if (output.exists()) {

            throw new AssertionError(

                   "Output folder already exist");

        }

        output.mkdirs();

        String result = JPackagerHelper.executeCLI(false, CMD);

        validate(result);

        JPackagerHelper.executeCLI(true, CMD_FORCE);

        validateForce();

    }

    private static void testForceToolProvider() throws Exception {

        CMD[CMD.length - 1] = "outputToolProvider";

        CMD_FORCE[CMD_FORCE.length - 1] = "outputToolProvider";

        String appFolder = "test";

        if (JPackagerHelper.isOSX()) {

            appFolder = "test.app";

        }

        File output = new File("outputToolProvider" + File.separator + appFolder);

        if (output.exists()) {

            throw new AssertionError(

                   "Output folder already exist");

        }

        output.mkdirs();

        String result = JPackagerHelper.executeToolProvider(false, CMD);

        validate(result);

        JPackagerHelper.executeToolProvider(true, CMD_FORCE);

        validateForce();

    }

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

        JPackagerHelper.createHelloJar();

        testForce();

        testForceToolProvider();

    }

}