ManualEventLoopTest.java — netty Source File

Source Code

/*
 * Copyright 2025 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:
 *
 *   https://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.IoEventLoop;
import io.netty.channel.IoEventLoopGroup;
import io.netty.channel.IoHandlerFactory;
import io.netty.channel.ManualIoEventLoop;
import io.netty.channel.MultiThreadIoEventLoopGroup;
import io.netty.util.concurrent.Future;
import org.junit.jupiter.api.RepeatedTest;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.Timeout;

import java.util.Queue;
import java.util.concurrent.ConcurrentLinkedQueue;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.CyclicBarrier;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.Executor;
import java.util.concurrent.RejectedExecutionException;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicLong;
import java.util.function.Consumer;

@Timeout(5)
public class ManualEventLoopTest {

    @Test
    void firstRacySubmissionMissWakeupEpoll() throws Exception {
        racySubmissionMissWakeup(EpollIoHandler.newFactory(), 1);
    }

    @Test
    void secondRacySubmissionMissWakeupEpoll() throws Exception {
        racySubmissionMissWakeup(EpollIoHandler.newFactory(), 2);
    }

    @Test
    void firstRacyOtherSubmissionMissWakeupEpoll() throws Exception {
        racyOtherSubmissionMissWakeup(EpollIoHandler.newFactory(), 1);
    }

    @Test
    void secondRacyOtherSubmissionMissWakeupEpoll() throws Exception {
        racyOtherSubmissionMissWakeup(EpollIoHandler.newFactory(), 2);
    }
// ... (165 more lines)