| /* |
| * 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.cassandra.net; |
| |
| import java.io.IOException; |
| |
| import org.junit.Test; |
| |
| import io.netty.buffer.ByteBuf; |
| import io.netty.channel.embedded.EmbeddedChannel; |
| import org.apache.cassandra.config.DatabaseDescriptor; |
| import org.apache.cassandra.net.FrameEncoder.PayloadAllocator; |
| |
| import static org.junit.Assert.assertEquals; |
| |
| public class AsyncMessageOutputPlusTest |
| { |
| |
| static |
| { |
| DatabaseDescriptor.daemonInitialization(); |
| } |
| |
| @Test |
| public void testSuccess() throws IOException |
| { |
| EmbeddedChannel channel = new TestChannel(4); |
| ByteBuf read; |
| try (AsyncMessageOutputPlus out = new AsyncMessageOutputPlus(channel, 32, Integer.MAX_VALUE, PayloadAllocator.simple)) |
| { |
| out.writeInt(1); |
| assertEquals(0, out.flushed()); |
| assertEquals(0, out.flushedToNetwork()); |
| assertEquals(4, out.position()); |
| |
| out.doFlush(0); |
| assertEquals(4, out.flushed()); |
| assertEquals(4, out.flushedToNetwork()); |
| |
| out.writeInt(2); |
| assertEquals(8, out.position()); |
| assertEquals(4, out.flushed()); |
| assertEquals(4, out.flushedToNetwork()); |
| |
| out.doFlush(0); |
| assertEquals(8, out.position()); |
| assertEquals(8, out.flushed()); |
| assertEquals(4, out.flushedToNetwork()); |
| |
| read = channel.readOutbound(); |
| assertEquals(4, read.readableBytes()); |
| assertEquals(1, read.getInt(0)); |
| assertEquals(8, out.flushed()); |
| assertEquals(8, out.flushedToNetwork()); |
| |
| read = channel.readOutbound(); |
| assertEquals(4, read.readableBytes()); |
| assertEquals(2, read.getInt(0)); |
| |
| out.write(new byte[64]); |
| assertEquals(72, out.position()); |
| assertEquals(40, out.flushed()); |
| assertEquals(40, out.flushedToNetwork()); |
| |
| out.doFlush(0); |
| assertEquals(72, out.position()); |
| assertEquals(72, out.flushed()); |
| assertEquals(40, out.flushedToNetwork()); |
| |
| read = channel.readOutbound(); |
| assertEquals(32, read.readableBytes()); |
| assertEquals(0, read.getLong(0)); |
| assertEquals(72, out.position()); |
| assertEquals(72, out.flushed()); |
| assertEquals(72, out.flushedToNetwork()); |
| |
| read = channel.readOutbound(); |
| assertEquals(32, read.readableBytes()); |
| assertEquals(0, read.getLong(0)); |
| } |
| |
| } |
| |
| } |