/* * Copyright 1999-2011 Alibaba Group. * * Licensed 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 com.alibaba.dubbo.common.serialize.dubbo; import java.io.IOException; import junit.framework.TestCase; import com.alibaba.dubbo.common.io.UnsafeByteArrayInputStream; import com.alibaba.dubbo.common.io.UnsafeByteArrayOutputStream; import com.alibaba.dubbo.common.serialize.DataInput; import com.alibaba.dubbo.common.serialize.DataOutput; import com.alibaba.dubbo.common.serialize.support.dubbo.GenericDataInput; import com.alibaba.dubbo.common.serialize.support.dubbo.GenericDataOutput; public class DataInputOutputTest extends TestCase { private static final String SMALL_STRING = DataInputOutputTest.class.getName(), BIG_STREAM = "1234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789012345678901234567890123456789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0"; private static final byte[] SMALL_BYTES = SMALL_STRING.getBytes(), BIG_BYTES = BIG_STREAM.getBytes(); public void testMain() throws Exception { // write. UnsafeByteArrayOutputStream os = new UnsafeByteArrayOutputStream(); DataOutput cos = new GenericDataOutput(os); writeTest(cos); // read. byte[] b = os.toByteArray(); DataInput cis = new GenericDataInput(new UnsafeByteArrayInputStream(b)); readTest(cis); } private void writeTest(DataOutput out) throws IOException { out.writeShort((short)'a'); out.writeShort((short)-1); out.writeShort((short)1234); out.writeInt(0x22); out.writeInt(-0x22); out.writeInt(0x2222); out.writeInt(-0x2222); out.writeInt(0x222222); out.writeInt(-0x222222); out.writeInt(0x22222222); out.writeInt(-0x22222222); out.writeLong(0x22); out.writeLong(-0x22); out.writeLong(0x2222); out.writeLong(-0x2222); out.writeLong(0x222222); out.writeLong(-0x222222); out.writeLong(0x22222222); out.writeLong(-0x22222222); out.writeLong(0x2222222222l); out.writeLong(-0x2222222222l); out.writeLong(0x222222222222l); out.writeLong(-0x222222222222l); out.writeLong(0x22222222222222l); out.writeLong(-0x22222222222222l); out.writeLong(0x2222222222222222l); out.writeLong(-0x2222222222222222l); out.writeDouble(1212.454); out.writeBytes(SMALL_BYTES); out.writeUTF(SMALL_STRING); out.writeBytes(BIG_BYTES); out.flushBuffer(); } private void readTest(DataInput in) throws IOException { assertEquals(in.readShort(), 'a'); assertEquals(in.readShort(), -1); assertEquals(in.readShort(), 1234); assertEquals(in.readInt(), 0x22); assertEquals(in.readInt(), -0x22); assertEquals(in.readInt(), 0x2222); assertEquals(in.readInt(), -0x2222); assertEquals(in.readInt(), 0x222222); assertEquals(in.readInt(), -0x222222); assertEquals(in.readInt(), 0x22222222); assertEquals(in.readInt(), -0x22222222); assertEquals(in.readLong(), 0x22); assertEquals(in.readLong(), -0x22); assertEquals(in.readLong(), 0x2222); assertEquals(in.readLong(), -0x2222); assertEquals(in.readLong(), 0x222222); assertEquals(in.readLong(), -0x222222); assertEquals(in.readLong(), 0x22222222); assertEquals(in.readLong(), -0x22222222); assertEquals(in.readLong(), 0x2222222222l); assertEquals(in.readLong(), -0x2222222222l); assertEquals(in.readLong(), 0x222222222222l); assertEquals(in.readLong(), -0x222222222222l); assertEquals(in.readLong(), 0x22222222222222l); assertEquals(in.readLong(), -0x22222222222222l); assertEquals(in.readLong(), 0x2222222222222222l); assertEquals(in.readLong(), -0x2222222222222222l); assertEquals(in.readDouble(), 1212.454); assertSameArray(in.readBytes(), SMALL_BYTES); assertEquals(in.readUTF(), SMALL_STRING); assertSameArray(in.readBytes(), BIG_BYTES); } private static void assertSameArray(byte[] b1, byte[] b2) { assertEquals(b1.length, b2.length); for(int i=0;i<b1.length;i++) assertEquals(b1[i], b2[i]); } }