ManualIoEventLoopTest.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;

import io.netty.channel.local.LocalIoHandler;
import io.netty.channel.nio.NioIoHandler;
import io.netty.util.concurrent.EventExecutor;
import io.netty.util.concurrent.MockTicker;
import io.netty.util.concurrent.Promise;
import io.netty.util.concurrent.Ticker;
import io.netty.util.internal.ThreadExecutorMap;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.Timeout;
import org.junit.jupiter.api.function.Executable;
import org.junit.jupiter.params.ParameterizedTest;
import org.junit.jupiter.params.provider.EnumSource;

import java.util.Collections;
import java.util.Set;
import java.util.concurrent.BlockingQueue;
import java.util.concurrent.Callable;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.LinkedBlockingQueue;
import java.util.concurrent.RejectedExecutionException;
import java.util.concurrent.Semaphore;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicBoolean;
import java.util.concurrent.atomic.AtomicInteger;

import static org.assertj.core.api.Assertions.assertThat;
import static org.junit.jupiter.api.Assertions.*;

public class ManualIoEventLoopTest {

    @Test
    public void testRunNow() throws Exception {
        Thread currentThread = Thread.currentThread();
        Semaphore semaphore = new Semaphore(0);
        ManualIoEventLoop eventLoop = new ManualIoEventLoop(currentThread, executor ->
                new TestIoHandler(semaphore));
        assertEquals(0, eventLoop.runNow());

        TestRunnable runnable = new TestRunnable();
        eventLoop.execute(runnable);
        assertFalse(runnable.isDone());

// ... (384 more lines)