/*
 * Copyright (c) 2024, 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.
 */

/* @test
 * @bug 8325203
 * @summary Test that Jpackage windows executable application kills the launched 3rd party application
 *          when System.exit(0) is invoked along with terminating java program.
 * @library /test/jdk/tools/jpackage/helpers
 * @requires os.family == "windows"
 * @build jdk.jpackage.test.*
 * @build WinChildProcessTest
 * @run main/othervm -Xmx512m jdk.jpackage.test.Main
 *  --jpt-run=WinChildProcessTest
 *
 */

import java.util.List;
import java.util.Optional;

import java.nio.file.Path;

import jdk.jpackage.test.JPackageCommand;
import jdk.jpackage.test.Annotations.Test;
import jdk.jpackage.test.Executor;
import jdk.jpackage.test.TKit;
import static jdk.jpackage.test.WindowsHelper.killProcess;

public class WinChildProcessTest {
    private static final Path TEST_APP_JAVA = TKit.TEST_SRC_ROOT
            .resolve("apps/ChildProcessAppLauncher.java");

    @Test
    public static void test() {
        long childPid = 0;
        try {
            JPackageCommand cmd = JPackageCommand
                    .helloAppImage(TEST_APP_JAVA + "*Hello");

            // Create the image of the third party application launcher
            cmd.executeAndAssertImageCreated();

            // Start the third party application launcher and dump and save the
            // output of the application
            List<String> output = new Executor().saveOutput().dumpOutput()
                    .setExecutable(cmd.appLauncherPath().toAbsolutePath())
                    .execute(0).getOutput();
            String pidStr = output.get(0);

            // parse child PID
            childPid = Long.parseLong(pidStr.split("=", 2)[1]);

            // Check whether the termination of third party application launcher
            // also terminating the launched third party application
            // If third party application is not terminated the test is
            // successful else failure
            Optional<ProcessHandle> processHandle = ProcessHandle.of(childPid);
            boolean isAlive = processHandle.isPresent()
                    && processHandle.get().isAlive();
            TKit.assertTrue(isAlive, "Check child process is alive");
        } finally {
            if (childPid != 0) {
                // Kill only a specific child instance
                killProcess(childPid);
            }
        }
    }
}