/*

 * 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

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

 * questions.

 */

import java.io.File;

import java.nio.file.Files;

 public class RuntimeBase {

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

    private static final String runtimeJava = JPackagePath.getRuntimeJava();

    private static final String runtimeJavaOutput = "javaOutput.txt";

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

    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 = JPackageHelper.splitAndFilter(output);

        validateResult(result);

    }

    private static void validateRuntime() throws Exception {

        int retVal = JPackageHelper.execute(new File(runtimeJavaOutput), runtimeJava, "--list-modules");

        if (retVal != 0) {

            throw new AssertionError("Test application exited with error: " + retVal);

        }

        File outfile = new File(runtimeJavaOutput);

        if (!outfile.exists()) {

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

        }

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

        String[] result = JPackageHelper.splitAndFilter(output);

        if (result.length != 1) {

            throw new AssertionError("Unexpected number of lines: " + result.length);

        }

        if (!result[0].startsWith("java.base")) {

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

        }

    }

    public static void testCreateAppImage(String [] cmd) throws Exception {

        JPackageHelper.executeCLI(true, cmd);

        validate();

        validateRuntime();

    }

    public static void testCreateAppImageToolProvider(String [] cmd) throws Exception {

        JPackageHelper.executeToolProvider(true, cmd);

        validate();

        validateRuntime();

    }

}