| /* |
| * 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 com.mycila.junit.concurrent.Concurrency; |
| import com.mycila.junit.concurrent.ConcurrentJunitRunner; |
| |
| import org.apache.directory.api.asn1.DecoderException; |
| import org.apache.directory.api.asn1.EncoderException; |
| import org.apache.directory.api.asn1.ber.Asn1Container; |
| import org.apache.directory.api.asn1.ber.Asn1Decoder; |
| import org.apache.directory.api.util.Strings; |
| import org.apache.directory.shared.kerberos.codec.etypeInfo2.ETypeInfo2Container; |
| import org.apache.directory.shared.kerberos.codec.types.EncryptionType; |
| import org.apache.directory.shared.kerberos.components.ETypeInfo2; |
| import org.apache.directory.shared.kerberos.components.ETypeInfo2Entry; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| |
| |
| /** |
| * Test the ETYPE-INFO2 decoder. |
| * |
| * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> |
| */ |
| @RunWith(ConcurrentJunitRunner.class) |
| @Concurrency() |
| public class ETypeInfo2DecoderTest |
| { |
| /** |
| * Test the decoding of a ETYPE-INFO2 |
| */ |
| @Test |
| public void testETypeInfo2() |
| { |
| Asn1Decoder kerberosDecoder = new Asn1Decoder(); |
| |
| ByteBuffer stream = ByteBuffer.allocate( 0x20 ); |
| |
| stream.put( new byte[] |
| { |
| 0x30, 0x1E, |
| 0x30, 0x0D, |
| ( byte ) 0xA0, 0x03, // etype |
| 0x02, |
| 0x01, |
| 0x05, |
| ( byte ) 0xA1, |
| 0x06, // salt |
| 0x1B, |
| 0x04, |
| 0x31, |
| 0x32, |
| 0x33, |
| 0x34, |
| 0x30, |
| 0x0D, |
| ( byte ) 0xA0, |
| 0x03, // etype |
| 0x02, |
| 0x01, |
| 0x05, |
| ( byte ) 0xA1, |
| 0x06, // salt |
| 0x1B, |
| 0x04, |
| 0x35, |
| 0x36, |
| 0x37, |
| 0x38 |
| } ); |
| |
| String decodedPdu = Strings.dumpBytes( stream.array() ); |
| stream.flip(); |
| |
| // Allocate a ETypeInfo2 Container |
| Asn1Container etypeInfo2Container = new ETypeInfo2Container(); |
| etypeInfo2Container.setStream( stream ); |
| |
| // Decode the ETypeInfo2 PDU |
| try |
| { |
| kerberosDecoder.decode( stream, etypeInfo2Container ); |
| } |
| catch ( DecoderException de ) |
| { |
| fail( de.getMessage() ); |
| } |
| |
| // Check the decoded ETypeInfo2 |
| ETypeInfo2 etypeInfo2 = ( ( ETypeInfo2Container ) etypeInfo2Container ).getETypeInfo2(); |
| |
| assertEquals( 2, etypeInfo2.getETypeInfo2Entries().length ); |
| |
| String[] expected = new String[] |
| { "1234", "5678" }; |
| int i = 0; |
| |
| for ( ETypeInfo2Entry etypeInfo2Entry : etypeInfo2.getETypeInfo2Entries() ) |
| { |
| assertEquals( EncryptionType.DES3_CBC_MD5, etypeInfo2Entry.getEType() ); |
| assertEquals( expected[i], etypeInfo2Entry.getSalt() ); |
| i++; |
| } |
| |
| // Check the encoding |
| ByteBuffer bb = ByteBuffer.allocate( etypeInfo2.computeLength() ); |
| |
| try |
| { |
| bb = etypeInfo2.encode( bb ); |
| |
| // Check the length |
| assertEquals( 0x20, bb.limit() ); |
| |
| String encodedPdu = Strings.dumpBytes( bb.array() ); |
| |
| assertEquals( encodedPdu, decodedPdu ); |
| } |
| catch ( EncoderException ee ) |
| { |
| fail(); |
| } |
| } |
| |
| |
| /** |
| * Test the decoding of a ETypeInfo2 with nothing in it |
| */ |
| @Test(expected = DecoderException.class) |
| public void testETypeInfo2Empty() throws DecoderException |
| { |
| Asn1Decoder kerberosDecoder = new Asn1Decoder(); |
| |
| ByteBuffer stream = ByteBuffer.allocate( 0x02 ); |
| |
| stream.put( new byte[] |
| { 0x30, 0x00 } ); |
| |
| stream.flip(); |
| |
| // Allocate a ETypeInfo2 Container |
| Asn1Container etypeInfo2Container = new ETypeInfo2Container(); |
| |
| // Decode the ETypeInfo2 PDU |
| kerberosDecoder.decode( stream, etypeInfo2Container ); |
| fail(); |
| } |
| |
| |
| /** |
| * Test the decoding of a ETypeInfo2 with empty ETypeInfo2Entry in it |
| */ |
| @Test(expected = DecoderException.class) |
| public void testETypeInfo2NoETypeInfo2Entry() throws DecoderException |
| { |
| Asn1Decoder kerberosDecoder = new Asn1Decoder(); |
| |
| ByteBuffer stream = ByteBuffer.allocate( 0x04 ); |
| |
| stream.put( new byte[] |
| { |
| 0x30, 0x02, |
| ( byte ) 0x30, 0x00 // empty ETypeInfo2Entry |
| } ); |
| |
| stream.flip(); |
| |
| // Allocate a ETypeInfo2 Container |
| Asn1Container etypeInfo2Container = new ETypeInfo2Container(); |
| |
| // Decode the ETypeInfo2 PDU |
| kerberosDecoder.decode( stream, etypeInfo2Container ); |
| fail(); |
| } |
| } |