/*
* 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.assertTrue;
import static org.junit.Assert.fail;
import java.nio.ByteBuffer;
import java.util.Arrays;
import com.mycila.junit.concurrent.Concurrency;
import com.mycila.junit.concurrent.ConcurrentJunitRunner;
import org.apache.directory.shared.asn1.DecoderException;
import org.apache.directory.shared.asn1.EncoderException;
import org.apache.directory.shared.asn1.ber.Asn1Container;
import org.apache.directory.shared.asn1.ber.Asn1Decoder;
import org.apache.directory.shared.kerberos.codec.paEncTimestamp.PaEncTimestampContainer;
import org.apache.directory.shared.kerberos.codec.types.EncryptionType;
import org.apache.directory.shared.kerberos.components.PaEncTimestamp;
import org.apache.directory.shared.util.Strings;
import org.junit.Test;
import org.junit.runner.RunWith;
/**
* Test the PaEncTimestamp decoder.
*
* @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
*/
@RunWith(ConcurrentJunitRunner.class)
@Concurrency()
public class PaEncTimestampDecoderTest
{
/**
* Test the decoding of a PaEncTimestamp
*/
@Test
public void testPaEncTimestamp()
{
Asn1Decoder kerberosDecoder = new Asn1Decoder();
ByteBuffer stream = ByteBuffer.allocate( 0x16 );
stream.put( new byte[]
{
0x30, 0x14,
(byte)0xA0, 0x03, // etype
0x02, 0x01, 0x12, //
(byte)0xA1, 0x03, // kvno
0x02, 0x01, 0x05, //
(byte)0xA2, 0x08, // cipher
0x04, 0x06, 'a', 'b', 'c', 'd', 'e', 'f'
} );
String decodedPdu = Strings.dumpBytes(stream.array());
stream.flip();
// Allocate a PaEncTimestamp Container
Asn1Container paEncTimestampContainer = new PaEncTimestampContainer();
// Decode the PaEncTimestamp PDU
try
{
kerberosDecoder.decode( stream, paEncTimestampContainer );
}
catch ( DecoderException de )
{
fail( de.getMessage() );
}
// Check the decoded PaEncTimestamp
PaEncTimestamp paEncTimestamp = ( ( PaEncTimestampContainer ) paEncTimestampContainer ).getPaEncTimestamp();
assertEquals( EncryptionType.AES256_CTS_HMAC_SHA1_96, paEncTimestamp.getEType() );
assertEquals( 5, paEncTimestamp.getKvno() );
assertTrue( Arrays.equals( Strings.getBytesUtf8("abcdef"), paEncTimestamp.getCipher() ) );
// Check the encoding
ByteBuffer bb = ByteBuffer.allocate( paEncTimestamp.computeLength() );
try
{
bb = paEncTimestamp.encode( bb );
// Check the length
assertEquals( 0x16, bb.limit() );
String encodedPdu = Strings.dumpBytes(bb.array());
assertEquals( encodedPdu, decodedPdu );
}
catch ( EncoderException ee )
{
fail();
}
}
}