/*

 * Copyright (c) 2017, 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.

 *

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 */

import java.awt.*;

import java.util.concurrent.CountDownLatch;

import java.util.concurrent.TimeUnit;

/**

 * @test

 * @bug 8177758

 * @requires os.family == "windows"

 * @summary Regression in java.awt.FileDialog

 * @run main FileDialogLeakTest

 */

public class FileDialogLeakTest {

    static CountDownLatch latch = new CountDownLatch(3);

    static boolean passed;

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

        test();

        System.gc();

        System.runFinalization();

        latch.await(1, TimeUnit.SECONDS);

        if (!passed) {

            throw new RuntimeException("Test failed.");

        }

    }

    private static void test() throws Exception {

        FileDialog fd = new FileDialog((Frame) null) {

            @Override

            protected void finalize() throws Throwable {

                System.out.println("Finalize");

                super.finalize();

                passed = true;

                latch.countDown();

            }

        };

        new Thread(() -> {

            latch.countDown();

            fd.setVisible(true);

            latch.countDown();

        }).start();

        latch.await(1, TimeUnit.SECONDS);

        fd.dispose();

        latch.await(1, TimeUnit.SECONDS);

    }

}