/*
* 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.directory.shared.kerberos.codec;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.fail;
import java.nio.ByteBuffer;
import org.apache.directory.shared.asn1.DecoderException;
import org.apache.directory.shared.asn1.EncoderException;
import org.apache.directory.shared.asn1.ber.Asn1Decoder;
import org.apache.directory.shared.kerberos.codec.adAndOr.AdAndOrContainer;
import org.apache.directory.shared.kerberos.components.AdAndOr;
import org.apache.directory.shared.util.Strings;
import org.junit.Test;
/**
* Test cases for AD-AND-OR codec.
*
* @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
*/
public class AdAndOrDecoderTest
{
@Test
public void testDecodeFullAdAndOr()
{
Asn1Decoder krbDecoder = new Asn1Decoder();
ByteBuffer stream = ByteBuffer.allocate( 0x2D );
stream.put( new byte[]
{
0x30, 0x2B,
( byte ) 0xA0, 0x03, // condition count
0x02,
0x01,
0x02,
( byte ) 0xA1,
0x24, // elements
0x30,
0x22,
0x30,
0x0F,
( byte ) 0xA0,
0x03, // ad-type
0x02,
0x01,
0x02,
( byte ) 0xA1,
0x08, // ad-data
0x04,
0x06,
'a',
'b',
'c',
'd',
'e',
'f',
0x30,
0x0F,
( byte ) 0xA0,
0x03, // ad-type
0x02,
0x01,
0x02,
( byte ) 0xA1,
0x08, // ad-data
0x04,
0x06,
'g',
'h',
'i',
'j',
'k',
'l'
} );
String decodedPdu = Strings.dumpBytes( stream.array() );
stream.flip();
AdAndOrContainer adAndOrContainer = new AdAndOrContainer();
adAndOrContainer.setStream( stream );
try
{
krbDecoder.decode( stream, adAndOrContainer );
}
catch ( DecoderException de )
{
fail( de.getMessage() );
}
AdAndOr adAndOr = adAndOrContainer.getAdAndOr();
assertEquals( 2, adAndOr.getConditionCount() );
ByteBuffer bb = ByteBuffer.allocate( adAndOr.computeLength() );
try
{
bb = adAndOr.encode( bb );
// Check the length
assertEquals( 0x2D, bb.limit() );
String encodedPdu = Strings.dumpBytes( bb.array() );
assertEquals( encodedPdu, decodedPdu );
}
catch ( EncoderException ee )
{
fail();
}
}
@Test(expected = DecoderException.class)
public void testDecodeAdAndOrWithEmptySeq() throws DecoderException
{
Asn1Decoder krbDecoder = new Asn1Decoder();
ByteBuffer stream = ByteBuffer.allocate( 2 );
stream.put( new byte[]
{
0x30, 0x0
} );
stream.flip();
AdAndOrContainer adAndOrContainer = new AdAndOrContainer();
adAndOrContainer.setStream( stream );
krbDecoder.decode( stream, adAndOrContainer );
fail();
}
@Test(expected = DecoderException.class)
public void testDecodeAdAndOrEmptyConditionCount() throws DecoderException
{
Asn1Decoder krbDecoder = new Asn1Decoder();
ByteBuffer stream = ByteBuffer.allocate( 4 );
stream.put( new byte[]
{
0x30, 0x02,
( byte ) 0xA0, 0x00
} );
stream.flip();
AdAndOrContainer adAndOrContainer = new AdAndOrContainer();
adAndOrContainer.setStream( stream );
krbDecoder.decode( stream, adAndOrContainer );
fail();
}
@Test(expected = DecoderException.class)
public void testDecodeAdAndOrNullConditionCount() throws DecoderException
{
Asn1Decoder krbDecoder = new Asn1Decoder();
ByteBuffer stream = ByteBuffer.allocate( 6 );
stream.put( new byte[]
{
0x30, 0x04,
( byte ) 0xA0, 0x02,
0x02, 0x00
} );
stream.flip();
AdAndOrContainer adAndOrContainer = new AdAndOrContainer();
adAndOrContainer.setStream( stream );
krbDecoder.decode( stream, adAndOrContainer );
fail();
}
@Test(expected = DecoderException.class)
public void testDecodeAdAndOrNoConditionCount() throws DecoderException
{
Asn1Decoder krbDecoder = new Asn1Decoder();
ByteBuffer stream = ByteBuffer.allocate( 0x28 );
stream.put( new byte[]
{
0x30, 0x26,
( byte ) 0xA1, 0x24, // elements
0x30,
0x22,
0x30,
0x0F,
( byte ) 0xA0,
0x03, // ad-type
0x02,
0x01,
0x02,
( byte ) 0xA1,
0x08, // ad-data
0x04,
0x06,
'a',
'b',
'c',
'd',
'e',
'f',
0x30,
0x0F,
( byte ) 0xA0,
0x03, // ad-type
0x02,
0x01,
0x02,
( byte ) 0xA1,
0x08, // ad-data
0x04,
0x06,
'g',
'h',
'i',
'j',
'k',
'l'
} );
stream.flip();
AdAndOrContainer adAndOrContainer = new AdAndOrContainer();
adAndOrContainer.setStream( stream );
krbDecoder.decode( stream, adAndOrContainer );
fail();
}
@Test(expected = DecoderException.class)
public void testDecodeAdAndOrNoElements() throws DecoderException
{
Asn1Decoder krbDecoder = new Asn1Decoder();
ByteBuffer stream = ByteBuffer.allocate( 0x07 );
stream.put( new byte[]
{
0x30, 0x05,
( byte ) 0xA0, 0x03, // condition count
0x02,
0x01,
0x02,
} );
stream.flip();
AdAndOrContainer adAndOrContainer = new AdAndOrContainer();
adAndOrContainer.setStream( stream );
krbDecoder.decode( stream, adAndOrContainer );
fail();
}
@Test(expected = DecoderException.class)
public void testDecodeAdAndOrEmptyElements() throws DecoderException
{
Asn1Decoder krbDecoder = new Asn1Decoder();
ByteBuffer stream = ByteBuffer.allocate( 0x09 );
stream.put( new byte[]
{
0x30, 0x07,
( byte ) 0xA0, 0x03, // condition count
0x02,
0x01,
0x02,
( byte ) 0xA1,
0x00 // elements
} );
stream.flip();
AdAndOrContainer adAndOrContainer = new AdAndOrContainer();
krbDecoder.decode( stream, adAndOrContainer );
fail();
}
@Test(expected = DecoderException.class)
public void testDecodeAdAndOrNullElements() throws DecoderException
{
Asn1Decoder krbDecoder = new Asn1Decoder();
ByteBuffer stream = ByteBuffer.allocate( 0x0B );
stream.put( new byte[]
{
0x30, 0x09,
( byte ) 0xA0, 0x03, // condition count
0x02,
0x01,
0x02,
( byte ) 0xA1,
0x02, // elements
0x30,
0x00
} );
stream.flip();
AdAndOrContainer adAndOrContainer = new AdAndOrContainer();
adAndOrContainer.setStream( stream );
krbDecoder.decode( stream, adAndOrContainer );
fail();
}
}