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*
* 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.qpid.test.unit.client.message;
import java.util.HashMap;
import javax.jms.MessageEOFException;
import javax.jms.MessageFormatException;
import javax.jms.MessageNotReadableException;
import javax.jms.MessageNotWriteableException;
import junit.framework.TestCase;
import org.apache.qpid.client.message.JMSBytesMessage;
import org.apache.qpid.client.message.TestMessageHelper;
public class BytesMessageTest extends TestCase
{
/**
* Tests that on creation a call to getBodyLength() throws an exception
* if null was passed in during creation
*/
public void testNotReadableOnCreationWithNull() throws Exception
{
try
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
bm.getBodyLength();
fail("expected exception did not occur");
}
catch (MessageNotReadableException m)
{
// ok
}
catch (Exception e)
{
fail("expected MessageNotReadableException, got " + e);
}
}
public void testResetMakesReadble() throws Exception
{
try
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
bm.writeInt(10);
bm.reset();
bm.writeInt(12);
fail("expected exception did not occur");
}
catch (MessageNotWriteableException m)
{
// ok
}
catch (Exception e)
{
fail("expected MessageNotWriteableException, got " + e);
}
}
public void testClearBodyMakesWritable() throws Exception
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
bm.writeInt(10);
bm.reset();
bm.clearBody();
bm.writeInt(10);
}
public void testWriteBoolean() throws Exception
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
bm.writeBoolean(true);
bm.writeBoolean(false);
bm.reset();
boolean val = bm.readBoolean();
assertEquals(true, val);
val = bm.readBoolean();
assertEquals(false, val);
}
public void testWriteInt() throws Exception
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
bm.writeInt(10);
bm.reset();
long len = bm.getBodyLength();
assertTrue(len == 4);
int val = bm.readInt();
assertTrue(val == 10);
}
public void testWriteString() throws Exception
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
bm.writeUTF("Bananas");
bm.reset();
String res = bm.readUTF();
assertEquals("Bananas", res);
}
public void testWriteBytes() throws Exception
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
byte[] bytes = {1,2,3,4};
bm.writeBytes(bytes, 1, 2);
bm.reset();
bytes = new byte[2];
bm.readBytes(bytes);
assertEquals(2, bytes[0]);
assertEquals(3, bytes[1]);
}
public void testWriteObject() throws Exception
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
bm.writeObject(new Boolean(true));
bm.writeObject(new Boolean(false));
bm.writeObject(new Byte((byte)2));
bm.writeObject(new byte[]{1,2,3,4});
bm.writeObject(new Character('g'));
bm.writeObject(new Short((short) 29));
bm.writeObject(new Integer(101));
bm.writeObject(new Long(50003222L));
bm.writeObject("Foobar");
bm.writeObject(new Float(1.7f));
bm.writeObject(new Double(8.7d));
bm.reset();
assertTrue(bm.readBoolean());
assertTrue(!bm.readBoolean());
assertEquals((byte)2, bm.readByte());
byte[] bytes = new byte[4];
bm.readBytes(bytes);
assertEquals('g', bm.readChar());
assertEquals((short) 29, bm.readShort());
assertEquals(101, bm.readInt());
assertEquals(50003222L, bm.readLong());
assertEquals("Foobar", bm.readUTF());
assertEquals(1.7f, bm.readFloat());
assertEquals(8.7d, bm.readDouble());
}
public void testWriteObjectRejectsNonPrimitives() throws Exception
{
try
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
bm.writeObject(new HashMap());
fail("expected MessageFormatException was not thrown");
}
catch (MessageFormatException e)
{
// pass
}
}
public void testWriteObjectThrowsNPE() throws Exception
{
try
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
bm.writeObject(null);
fail("expected exception did not occur");
}
catch (NullPointerException n)
{
// ok
}
catch (Exception e)
{
fail("expected NullPointerException, got " + e);
}
}
public void testReadBoolean() throws Exception
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
bm.writeBoolean(true);
bm.reset();
boolean result = bm.readBoolean();
assertTrue(result);
}
public void testReadUnsignedByte() throws Exception
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
bm.writeByte((byte) 9);
bm.reset();
int result = bm.readUnsignedByte();
assertEquals(9, result);
}
public void testReadUnsignedShort() throws Exception
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
bm.writeShort((byte) 9);
bm.reset();
int result = bm.readUnsignedShort();
assertEquals(9, result);
}
public void testReadBytesChecksNull() throws Exception
{
try
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
bm.readBytes(null);
}
catch (IllegalArgumentException e)
{
// pass
}
try
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
bm.readBytes(null, 1);
}
catch (IllegalArgumentException e)
{
// pass
}
}
public void testReadBytesChecksMaxSize() throws Exception
{
try
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
byte[] bytes = new byte[100];
bm.readBytes(bytes, 120);
}
catch (IllegalArgumentException e)
{
// pass
}
}
public void testReadBytesReturnsCorrectLengths() throws Exception
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
byte[] bytes = {2, 3};
bm.writeBytes(bytes);
bm.reset();
int len = bm.readBytes(bytes);
assertEquals(2, len);
len = bm.readBytes(bytes);
assertEquals(-1, len);
len = bm.readBytes(bytes, 2);
assertEquals(-1, len);
bm.reset();
len = bm.readBytes(bytes, 2);
assertEquals(2, len);
bm.reset();
len = bm.readBytes(bytes, 1);
assertEquals(1, len);
}
public void testEOFByte() throws Exception
{
try
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
bm.writeByte((byte)1);
bm.reset();
bm.readByte();
// should throw
bm.readByte();
fail("expected exception did not occur");
}
catch (MessageEOFException m)
{
// ok
}
catch (Exception e)
{
fail("expected MessageEOFException, got " + e);
}
}
public void testEOFUnsignedByte() throws Exception
{
try
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
bm.writeByte((byte)1);
bm.reset();
bm.readByte();
// should throw
bm.readUnsignedByte();
fail("expected exception did not occur");
}
catch (MessageEOFException m)
{
// ok
}
catch (Exception e)
{
fail("expected MessageEOFException, got " + e);
}
}
public void testEOFBoolean() throws Exception
{
try
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
bm.writeBoolean(true);
bm.reset();
bm.readBoolean();
// should throw
bm.readBoolean();
fail("expected exception did not occur");
}
catch (MessageEOFException m)
{
// ok
}
catch (Exception e)
{
fail("expected MessageEOFException, got " + e);
}
}
public void testEOFChar() throws Exception
{
try
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
bm.writeChar('A');
bm.reset();
bm.readChar();
// should throw
bm.readChar();
fail("expected exception did not occur");
}
catch (MessageEOFException m)
{
// ok
}
catch (Exception e)
{
fail("expected MessageEOFException, got " + e);
}
}
public void testEOFDouble() throws Exception
{
try
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
bm.writeDouble(1.3d);
bm.reset();
bm.readDouble();
// should throw
bm.readDouble();
fail("expected exception did not occur");
}
catch (MessageEOFException m)
{
// ok
}
catch (Exception e)
{
fail("expected MessageEOFException, got " + e);
}
}
public void testEOFFloat() throws Exception
{
try
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
bm.writeFloat(1.3f);
bm.reset();
bm.readFloat();
// should throw
bm.readFloat();
fail("expected exception did not occur");
}
catch (MessageEOFException m)
{
// ok
}
catch (Exception e)
{
fail("expected MessageEOFException, got " + e);
}
}
public void testEOFInt() throws Exception
{
try
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
bm.writeInt(99);
bm.reset();
bm.readInt();
// should throw
bm.readInt();
fail("expected exception did not occur");
}
catch (MessageEOFException m)
{
// ok
}
catch (Exception e)
{
fail("expected MessageEOFException, got " + e);
}
}
public void testEOFLong() throws Exception
{
try
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
bm.writeLong(4L);
bm.reset();
bm.readLong();
// should throw
bm.readLong();
fail("expected exception did not occur");
}
catch (MessageEOFException m)
{
// ok
}
catch (Exception e)
{
fail("expected MessageEOFException, got " + e);
}
}
public void testEOFShort() throws Exception
{
try
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
bm.writeShort((short)4);
bm.reset();
bm.readShort();
// should throw
bm.readShort();
fail("expected exception did not occur");
}
catch (MessageEOFException m)
{
// ok
}
catch (Exception e)
{
fail("expected MessageEOFException, got " + e);
}
}
public void testEOFUnsignedShort() throws Exception
{
try
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
bm.writeShort((short)4);
bm.reset();
bm.readUnsignedShort();
// should throw
bm.readUnsignedShort();
fail("expected exception did not occur");
}
catch (MessageEOFException m)
{
// ok
}
catch (Exception e)
{
fail("expected MessageEOFException, got " + e);
}
}
/**
* Tests that the readBytes() method populates the passed in array
* correctly
* @throws Exception
*/
public void testReadBytes() throws Exception
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
bm.writeByte((byte)3);
bm.writeByte((byte)4);
bm.reset();
byte[] result = new byte[2];
int count = bm.readBytes(result);
assertEquals((byte)3, result[0]);
assertEquals((byte)4, result[1]);
assertEquals(2, count);
}
public void testReadBytesEOF() throws Exception
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
bm.writeByte((byte)3);
bm.writeByte((byte)4);
bm.reset();
byte[] result = new byte[2];
bm.readBytes(result);
int count = bm.readBytes(result);
assertEquals(-1, count);
}
public void testReadBytesWithLargerArray() throws Exception
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
bm.writeByte((byte)3);
bm.writeByte((byte)4);
bm.reset();
byte[] result = new byte[3];
int count = bm.readBytes(result);
assertEquals(2, count);
assertEquals((byte)3, result[0]);
assertEquals((byte)4, result[1]);
assertEquals((byte)0, result[2]);
}
public void testReadBytesWithCount() throws Exception
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
bm.writeByte((byte)3);
bm.writeByte((byte)4);
bm.writeByte((byte)5);
bm.reset();
byte[] result = new byte[3];
int count = bm.readBytes(result, 2);
assertEquals(2, count);
assertEquals((byte)3, result[0]);
assertEquals((byte)4, result[1]);
assertEquals((byte)0, result[2]);
}
public void testToBodyStringWithNull() throws Exception
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
bm.reset();
String result = bm.toBodyString();
assertNull(result);
}
public static junit.framework.Test suite()
{
return new junit.framework.TestSuite(BytesMessageTest.class);
}
}