netty5/transport-native-epoll/src/test/java/io/netty/channel/epoll/EpollEventLoopTest.java

/*
 * Copyright 2017 The Netty Project
 *
 * The Netty Project licenses this file to you under the Apache License,
 * version 2.0 (the "License"); you may not use this file except in compliance
 * with the License. You may obtain a copy of the License at:
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations
 * under the License.
 */
package io.netty.channel.epoll;

import io.netty.channel.EventLoop;
import io.netty.channel.EventLoopGroup;
import io.netty.util.concurrent.Future;
import org.junit.Test;

import java.util.concurrent.TimeUnit;

import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;

public class EpollEventLoopTest {

    @Test
    public void testScheduleBigDelayNotOverflow() {
        EventLoopGroup group = new EpollEventLoopGroup(1);

        final EventLoop el = group.next();
        Future<?> future = el.schedule(new Runnable() {
            @Override
            public void run() {
                // NOOP
            }
        }, Long.MAX_VALUE, TimeUnit.MILLISECONDS);

        assertFalse(future.awaitUninterruptibly(1000));
        assertTrue(future.cancel(true));
        group.shutdownGracefully();
    }
}