| // 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.doris.mysql; |
| |
| import mockit.Delegate; |
| import mockit.Expectations; |
| import mockit.Mocked; |
| import org.junit.Assert; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| import java.io.IOException; |
| import java.net.InetSocketAddress; |
| import java.nio.ByteBuffer; |
| import java.nio.channels.SocketChannel; |
| |
| public class MysqlChannelTest { |
| int packetId = 0; |
| int readIdx = 0; |
| @Mocked |
| private SocketChannel channel; |
| |
| @Before |
| public void setUp() throws IOException { |
| packetId = 0; |
| readIdx = 0; |
| new Expectations() { |
| { |
| channel.getRemoteAddress(); |
| minTimes = 0; |
| result = new InetSocketAddress(1024); |
| } |
| }; |
| } |
| |
| @Test |
| public void testReceive() throws IOException { |
| // mock |
| new Expectations() { |
| { |
| channel.read((ByteBuffer) any); |
| minTimes = 0; |
| result = new Delegate() { |
| int fakeRead(ByteBuffer buffer) { |
| MysqlSerializer serializer = MysqlSerializer.newInstance(); |
| if (readIdx == 0) { |
| readIdx++; |
| serializer.writeInt3(10); |
| serializer.writeInt1(packetId++); |
| |
| buffer.put(serializer.toArray()); |
| return 4; |
| } else if (readIdx == 1) { |
| readIdx++; |
| byte[] buf = new byte[buffer.remaining()]; |
| for (int i = 0; i < buffer.remaining(); ++i) { |
| buf[i] = (byte) ('a' + i); |
| |
| } |
| buffer.put(buf); |
| return 10; |
| } |
| return -1; |
| } |
| }; |
| } |
| }; |
| |
| MysqlChannel channel1 = new MysqlChannel(channel); |
| |
| ByteBuffer buf = channel1.fetchOnePacket(); |
| Assert.assertEquals(10, buf.remaining()); |
| for (int i = 0; i < 10; ++i) { |
| Assert.assertEquals('a' + i, buf.get()); |
| } |
| } |
| |
| @Test |
| public void testLongPacket() throws IOException { |
| // mock |
| new Expectations() { |
| { |
| channel.read((ByteBuffer) any); |
| minTimes = 0; |
| result = new Delegate() { |
| int fakeRead(ByteBuffer buffer) { |
| int maxLen = 0xffffff - 1; |
| MysqlSerializer serializer = MysqlSerializer.newInstance(); |
| if (readIdx == 0) { |
| // packet |
| readIdx++; |
| serializer.writeInt3(maxLen); |
| serializer.writeInt1(packetId++); |
| |
| buffer.put(serializer.toArray()); |
| return 4; |
| } else if (readIdx == 1) { |
| readIdx++; |
| int readLen = buffer.remaining(); |
| byte[] buf = new byte[readLen]; |
| for (int i = 0; i < readLen; ++i) { |
| buf[i] = (byte) ('a' + (i % 26)); |
| |
| } |
| buffer.put(buf); |
| return readLen; |
| } else if (readIdx == 2) { |
| // packet |
| readIdx++; |
| serializer.writeInt3(10); |
| serializer.writeInt1(packetId++); |
| |
| buffer.put(serializer.toArray()); |
| return 4; |
| } else if (readIdx == 3) { |
| readIdx++; |
| int readLen = buffer.remaining(); |
| byte[] buf = new byte[readLen]; |
| for (int i = 0; i < readLen; ++i) { |
| buf[i] = (byte) ('a' + (maxLen + i) % 26); |
| |
| } |
| buffer.put(buf); |
| return readLen; |
| } |
| return 0; |
| } |
| }; |
| } |
| }; |
| |
| MysqlChannel channel1 = new MysqlChannel(channel); |
| |
| ByteBuffer buf = channel1.fetchOnePacket(); |
| Assert.assertEquals(0xffffff - 1 + 10, buf.remaining()); |
| for (int i = 0; i < 0xffffff - 1 + 10; ++i) { |
| Assert.assertEquals('a' + (i % 26), buf.get()); |
| } |
| } |
| |
| @Test(expected = IOException.class) |
| public void testBadSeq() throws IOException { |
| // mock |
| new Expectations() { |
| { |
| channel.read((ByteBuffer) any); |
| minTimes = 0; |
| result = new Delegate() { |
| int fakeRead(ByteBuffer buffer) { |
| int maxLen = 0xffffff - 1; |
| MysqlSerializer serializer = MysqlSerializer.newInstance(); |
| if (readIdx == 0) { |
| // packet |
| readIdx++; |
| serializer.writeInt3(maxLen); |
| serializer.writeInt1(packetId++); |
| |
| buffer.put(serializer.toArray()); |
| return 4; |
| } else if (readIdx == 1) { |
| readIdx++; |
| int readLen = buffer.remaining(); |
| byte[] buf = new byte[readLen]; |
| for (int i = 0; i < readLen; ++i) { |
| buf[i] = (byte) ('a' + (i % 26)); |
| |
| } |
| buffer.put(buf); |
| return readLen; |
| } else if (readIdx == 2) { |
| // packet |
| readIdx++; |
| serializer.writeInt3(10); |
| // NOTE: Bad packet seq |
| serializer.writeInt1(0); |
| |
| buffer.put(serializer.toArray()); |
| return 4; |
| } else if (readIdx == 3) { |
| readIdx++; |
| byte[] buf = new byte[buffer.remaining()]; |
| for (int i = 0; i < buffer.remaining(); ++i) { |
| buf[i] = (byte) ('a' + (i % 26)); |
| |
| } |
| buffer.put(buf); |
| return buffer.remaining(); |
| } |
| return 0; |
| } |
| }; |
| } |
| }; |
| |
| MysqlChannel channel1 = new MysqlChannel(channel); |
| |
| ByteBuffer buf = channel1.fetchOnePacket(); |
| } |
| |
| @Test(expected = IOException.class) |
| public void testException() throws IOException { |
| // mock |
| new Expectations() { |
| { |
| channel.read((ByteBuffer) any); |
| minTimes = 0; |
| result = new IOException(); |
| } |
| }; |
| |
| MysqlChannel channel1 = new MysqlChannel(channel); |
| |
| ByteBuffer buf = channel1.fetchOnePacket(); |
| Assert.fail("No Exception throws."); |
| } |
| |
| @Test |
| public void testSend() throws IOException { |
| // mock |
| new Expectations() { |
| { |
| channel.write((ByteBuffer) any); |
| minTimes = 0; |
| result = new Delegate() { |
| int fakeWrite(ByteBuffer buffer) { |
| int writeLen = 0; |
| writeLen += buffer.remaining(); |
| buffer.position(buffer.limit()); |
| return writeLen; |
| } |
| }; |
| } |
| }; |
| |
| MysqlChannel channel1 = new MysqlChannel(channel); |
| ByteBuffer buf = ByteBuffer.allocate(1000); |
| channel1.sendOnePacket(buf); |
| |
| buf = ByteBuffer.allocate(0xffffff0); |
| channel1.sendOnePacket(buf); |
| } |
| |
| @Test(expected = IOException.class) |
| public void testSendException() throws IOException { |
| // mock |
| new Expectations() { |
| { |
| channel.write((ByteBuffer) any); |
| minTimes = 0; |
| result = new IOException(); |
| } |
| }; |
| MysqlChannel channel1 = new MysqlChannel(channel); |
| ByteBuffer buf = ByteBuffer.allocate(1000); |
| channel1.sendOnePacket(buf); |
| |
| buf = ByteBuffer.allocate(0xffffff0); |
| channel1.sendAndFlush(buf); |
| } |
| |
| @Test(expected = IOException.class) |
| public void testSendFail() throws IOException { |
| // mock |
| new Expectations() { |
| { |
| channel.write((ByteBuffer) any); |
| minTimes = 0; |
| result = new Delegate() { |
| int fakeWrite(ByteBuffer buffer) { |
| int writeLen = 0; |
| writeLen += buffer.remaining(); |
| buffer.position(buffer.limit()); |
| return writeLen - 1; |
| } |
| }; |
| } |
| }; |
| MysqlChannel channel1 = new MysqlChannel(channel); |
| ByteBuffer buf = ByteBuffer.allocate(1000); |
| channel1.sendAndFlush(buf); |
| Assert.fail("No Exception throws."); |
| } |
| |
| } |