jdk/test/java/util/concurrent/FutureTask/NegativeTimeout.java

/*
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 * 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).
 *
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 * 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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/*
 * @test
 * @bug 8060052
 * @summary FutureTask; fix underflow when timeout = Long.MIN_VALUE
 * @author Chris Hegarty
 */

import java.util.concurrent.FutureTask;
import java.util.concurrent.TimeoutException;
import java.util.concurrent.TimeUnit;

// If the bug exists the test will eventually be interrupted by the
// test harness and fail with an InterruptedException, otherwise it
// will throw a TimeoutException almost immediately and return silently.

public class NegativeTimeout {
    public static void main(String[] args) throws Exception {
        FutureTask<Void> task = new FutureTask<>( () -> { return null; } );
        try {
            task.get(Long.MIN_VALUE, TimeUnit.NANOSECONDS);
        } catch (TimeoutException success) {}
    }
}