DatagramConnectedWriteExceptionTest.java — netty Source File

Source Code

/*
 * Copyright 2026 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.testsuite.transport.socket;

import io.netty.bootstrap.Bootstrap;
import io.netty.buffer.ByteBuf;
import io.netty.buffer.Unpooled;
import io.netty.channel.Channel;
import io.netty.channel.ChannelHandlerContext;
import io.netty.channel.ChannelOption;
import io.netty.channel.SimpleChannelInboundHandler;
import io.netty.channel.socket.DatagramPacket;
import io.netty.testsuite.transport.TestsuitePermutation;
import io.netty.util.CharsetUtil;
import io.netty.util.NetUtil;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.TestInfo;
import org.junit.jupiter.api.Timeout;
import org.junit.jupiter.api.condition.DisabledOnOs;
import org.junit.jupiter.api.condition.OS;

import java.net.InetSocketAddress;
import java.net.PortUnreachableException;
import java.util.List;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicReference;

import static org.junit.jupiter.api.Assertions.assertInstanceOf;
import static org.junit.jupiter.api.Assertions.assertNotNull;
import static org.junit.jupiter.api.Assertions.assertTrue;

public class DatagramConnectedWriteExceptionTest extends AbstractClientSocketTest {

    @Override
    protected List<TestsuitePermutation.BootstrapFactory<Bootstrap>> newFactories() {
        return SocketTestPermutation.INSTANCE.datagramSocket();
    }

    @Test
    @Timeout(value = 10000, unit = TimeUnit.MILLISECONDS)
    @DisabledOnOs(OS.WINDOWS)
    public void testWriteThrowsPortUnreachableException(TestInfo testInfo) throws Throwable {
        run(testInfo, (Runner<Bootstrap>) this::testWriteExceptionAfterServerStop);
    }

    protected void testWriteExceptionAfterServerStop(Bootstrap clientBootstrap) throws Throwable {
// ... (69 more lines)