| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF 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 org.apache.rocketmq.remoting.impl.netty.handler; |
| |
| import io.netty.buffer.ByteBuf; |
| import io.netty.buffer.ByteBufAllocator; |
| import io.netty.channel.ChannelHandlerContext; |
| import io.netty.channel.embedded.EmbeddedChannel; |
| import io.netty.handler.codec.ByteToMessageDecoder; |
| import java.nio.channels.ClosedChannelException; |
| import java.util.List; |
| import org.apache.commons.lang3.NotImplementedException; |
| import org.apache.rocketmq.remoting.BaseTest; |
| import org.apache.rocketmq.remoting.impl.buffer.NettyRemotingBuffer; |
| import org.apache.rocketmq.remoting.impl.command.CodecHelper; |
| import org.junit.Test; |
| |
| import static org.assertj.core.api.Assertions.assertThat; |
| import static org.assertj.core.api.Assertions.failBecauseExceptionWasNotThrown; |
| |
| public class ExceptionHandlerTest extends BaseTest { |
| |
| @Test |
| public void exceptionCaught_ExceptionThrown_ChannelClosed() { |
| EmbeddedChannel channel = new EmbeddedChannel(); |
| ByteBuf buffer = ByteBufAllocator.DEFAULT.heapBuffer(); |
| channel.pipeline().addLast(new ByteToMessageDecoder() { |
| |
| @Override |
| protected void decode(final ChannelHandlerContext ctx, final ByteBuf in, |
| final List<Object> out) throws Exception { |
| throw new NotImplementedException("Emtpy encode method"); |
| } |
| }, new ExceptionHandler()); |
| |
| CodecHelper.encodeCommand(randomRemotingCommand(), new NettyRemotingBuffer(buffer)); |
| channel.writeInbound(buffer); |
| |
| try { |
| channel.flushInbound(); |
| failBecauseExceptionWasNotThrown(ClosedChannelException.class); |
| } catch (Exception e) { |
| assertThat(e).isInstanceOf(ClosedChannelException.class); |
| } |
| } |
| } |