/*
*
* 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 junit.framework.JUnit4TestAdapter;
import org.junit.Test;
import org.junit.Assert;
import org.apache.qpid.client.message.JMSBytesMessage;
import org.apache.qpid.client.message.TestMessageHelper;
import javax.jms.MessageNotReadableException;
import javax.jms.MessageNotWriteableException;
import javax.jms.MessageEOFException;
public class BytesMessageTest
{
/**
* Tests that on creation a call to getBodyLength() throws an exception
* if null was passed in during creation
*/
@Test(expected=MessageNotReadableException.class)
public void testNotReadableOnCreationWithNull() throws Exception
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
bm.getBodyLength();
}
@Test(expected= MessageNotWriteableException.class)
public void testResetMakesReadble() throws Exception
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
bm.writeInt(10);
bm.reset();
bm.writeInt(12);
}
@Test
public void testClearBodyMakesWritable() throws Exception
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
bm.writeInt(10);
bm.reset();
bm.clearBody();
bm.writeInt(10);
}
@Test
public void testWriteInt() throws Exception
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
bm.writeInt(10);
bm.reset();
long len = bm.getBodyLength();
Assert.assertTrue(len == 4);
int val = bm.readInt();
Assert.assertTrue(val == 10);
}
@Test
public void testWriteString() throws Exception
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
bm.writeUTF("Bananas");
bm.reset();
String res = bm.readUTF();
Assert.assertEquals("Bananas", res);
}
@Test(expected=NullPointerException.class)
public void testWriteObjectThrowsNPE() throws Exception
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
bm.writeObject(null);
}
@Test
public void testReadBoolean() throws Exception
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
bm.writeBoolean(true);
bm.reset();
boolean result = bm.readBoolean();
Assert.assertTrue(result);
}
@Test(expected=MessageEOFException.class)
public void testEOFByte() throws Exception
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
bm.writeByte((byte)1);
bm.reset();
bm.readByte();
// should throw
bm.readByte();
}
@Test(expected=MessageEOFException.class)
public void testEOFUnsignedByte() throws Exception
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
bm.writeByte((byte)1);
bm.reset();
bm.readByte();
// should throw
bm.readUnsignedByte();
}
@Test(expected=MessageEOFException.class)
public void testEOFBoolean() throws Exception
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
bm.writeBoolean(true);
bm.reset();
bm.readBoolean();
// should throw
bm.readBoolean();
}
@Test(expected=MessageEOFException.class)
public void testEOFChar() throws Exception
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
bm.writeChar('A');
bm.reset();
bm.readChar();
// should throw
bm.readChar();
}
@Test(expected=MessageEOFException.class)
public void testEOFDouble() throws Exception
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
bm.writeDouble(1.3d);
bm.reset();
bm.readDouble();
// should throw
bm.readDouble();
}
@Test(expected=MessageEOFException.class)
public void testEOFFloat() throws Exception
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
bm.writeFloat(1.3f);
bm.reset();
bm.readFloat();
// should throw
bm.readFloat();
}
@Test(expected=MessageEOFException.class)
public void testEOFInt() throws Exception
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
bm.writeInt(99);
bm.reset();
bm.readInt();
// should throw
bm.readInt();
}
@Test(expected=MessageEOFException.class)
public void testEOFLong() throws Exception
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
bm.writeLong(4L);
bm.reset();
bm.readLong();
// should throw
bm.readLong();
}
@Test(expected=MessageEOFException.class)
public void testEOFShort() throws Exception
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
bm.writeShort((short)4);
bm.reset();
bm.readShort();
// should throw
bm.readShort();
}
@Test(expected=MessageEOFException.class)
public void testEOFUnsignedShort() throws Exception
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
bm.writeShort((short)4);
bm.reset();
bm.readUnsignedShort();
// should throw
bm.readUnsignedShort();
}
/**
* Tests that the readBytes() method populates the passed in array
* correctly
* @throws Exception
*/
@Test
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);
Assert.assertEquals((byte)3, result[0]);
Assert.assertEquals((byte)4, result[1]);
Assert.assertEquals(2, count);
}
@Test
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);
Assert.assertEquals(-1, count);
}
@Test
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);
Assert.assertEquals(2, count);
Assert.assertEquals((byte)3, result[0]);
Assert.assertEquals((byte)4, result[1]);
Assert.assertEquals((byte)0, result[2]);
}
@Test
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);
Assert.assertEquals(2, count);
Assert.assertEquals((byte)3, result[0]);
Assert.assertEquals((byte)4, result[1]);
Assert.assertEquals((byte)0, result[2]);
}
@Test
public void testToBodyString() throws Exception
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
final String testText = "This is a test";
bm.writeUTF(testText);
bm.reset();
String result = bm.toBodyString();
Assert.assertEquals(testText, result);
}
@Test
public void testToBodyStringWithNull() throws Exception
{
JMSBytesMessage bm = TestMessageHelper.newJMSBytesMessage();
bm.reset();
String result = bm.toBodyString();
Assert.assertNull(result);
}
public static junit.framework.Test suite()
{
return new JUnit4TestAdapter(BytesMessageTest.class);
}
}