/*

 * Copyright (c) 2018, 2019, 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.io.File;

import java.io.FileInputStream;

import java.nio.file.Files;

import javax.xml.parsers.DocumentBuilder;

import javax.xml.parsers.DocumentBuilderFactory;

import javax.xml.xpath.XPath;

import javax.xml.xpath.XPathConstants;

import javax.xml.xpath.XPathFactory;

/*

 * @test

 * @summary jpackage create image bundle identifier test

 * @library ../helpers

 * @build JPackageHelper

 * @build JPackagePath

 * @modules jdk.jpackage

 * @requires (os.family == "mac")

 * @run main/othervm -Xmx512m BundleIdentifierTest

 */

public class BundleIdentifierTest {

    private static final String OUTPUT = "output";

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

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

    private static final String APP_NAME = "test";

    private static final String MAIN_CLASS = "Hello";

    private static final String [] CMD_1 = {

        "--package-type", "app-image",

        "--input", "input",

        "--output", OUTPUT,

        "--name", APP_NAME,

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

        "--main-class", MAIN_CLASS

    };

    private static final String [] CMD_2 = {

        "--package-type", "app-image",

        "--input", "input",

        "--output", OUTPUT,

        "--name", APP_NAME,

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

        "--main-class", MAIN_CLASS,

    };

    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("jpackage 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() throws Exception {

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

        if (retVal != 0) {

            throw new AssertionError(

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

        }

        File outfile = new File(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 validateBundleIdentifier(String bundleIdentifier)

                                                              throws Exception {

        System.out.println("Validating bundleIdentifier: " + bundleIdentifier);

        File infoPList = new File(OUTPUT + File.separator + APP_NAME + ".app" +

                File.separator + "Contents" + File.separator + "Info.plist");

        DocumentBuilderFactory dbf = DocumentBuilderFactory.newDefaultInstance();

        dbf.setFeature("http://apache.org/xml/features/nonvalidating/load-external-dtd", false);

        DocumentBuilder b = dbf.newDocumentBuilder();

        org.w3c.dom.Document doc = b.parse(new FileInputStream(

                                                  infoPList.getAbsolutePath()));

        XPath xPath = XPathFactory.newInstance().newXPath();

        // Query for the value of <string> element preceding <key> element

        // with value equal to CFBundleIdentifier

        String v = (String)xPath.evaluate(

                       "//string[preceding-sibling::key = \"CFBundleIdentifier\"][1]",

                       doc, XPathConstants.STRING);

        if (!v.equals(bundleIdentifier)) {

            throw new AssertionError("Unexpected value of CFBundleIdentifier key: ["

                                  + v + "]. Expected value: [" + bundleIdentifier + "]");

        }

    }

    private static void testCreateAppImage(String [] cmd,

                                         String bundleIdentifier,

                                         boolean validateApp) throws Exception {

        JPackageHelper.executeCLI(true, cmd);

        if (validateApp) {

            validate();

        }

        validateBundleIdentifier(bundleIdentifier);

    }

    private static void testCreateAppImageToolProvider(String [] cmd,

                                         String bundleIdentifier,

                                         boolean validateApp) throws Exception {

        JPackageHelper.executeToolProvider(true, cmd);

        if (validateApp) {

            validate();

        }

        validateBundleIdentifier(bundleIdentifier);

    }

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

        JPackageHelper.createHelloImageJar();

        testCreateAppImage(CMD_1, MAIN_CLASS, false);

        JPackageHelper.deleteOutputFolder(OUTPUT);

        testCreateAppImageToolProvider(CMD_1, MAIN_CLASS, false);

        JPackageHelper.deleteOutputFolder(OUTPUT);

        JPackageHelper.deleteOutputFolder(OUTPUT);

    }

}