| /* |
| * 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.server.kerberos.shared.messages.value; |
| |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assert.assertTrue; |
| |
| import java.nio.ByteBuffer; |
| import java.util.Arrays; |
| |
| import org.apache.directory.shared.kerberos.components.Checksum; |
| import org.apache.directory.shared.kerberos.crypto.checksum.ChecksumType; |
| import org.junit.jupiter.api.BeforeAll; |
| import org.junit.jupiter.api.Test; |
| |
| |
| /** |
| * Test the Checksum encoding and decoding |
| * |
| * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a> |
| */ |
| public class ChecksumTest |
| { |
| private static Checksum checksumA; |
| private static Checksum checksumACopy; |
| private static Checksum checksumB; |
| private static Checksum checksumC; |
| private static Checksum checksumD; |
| |
| private static final byte[] CHECKSUM_VALUE_A = |
| { ( byte ) 0x30, ( byte ) 0x1A, ( byte ) 0xA0, ( byte ) 0x11, ( byte ) 0x18, ( byte ) 0x0F, ( byte ) 0x32, |
| ( byte ) 0x30 }; |
| private static final byte[] CHECKSUM_VALUE_B = |
| { ( byte ) 0x30, ( byte ) 0x1A, ( byte ) 0xA0, ( byte ) 0x11, ( byte ) 0x18, ( byte ) 0x0F, ( byte ) 0x32, |
| ( byte ) 0x30 }; |
| private static final byte[] CHECKSUM_VALUE_C = |
| { ( byte ) 0x30, ( byte ) 0x1B, ( byte ) 0xA0, ( byte ) 0x11, ( byte ) 0x18, ( byte ) 0x0F, ( byte ) 0x32, |
| ( byte ) 0x30 }; |
| |
| |
| /** |
| * Initialize name instances |
| */ |
| @BeforeAll |
| public static void initNames() throws Exception |
| { |
| checksumA = new Checksum( ChecksumType.RSA_MD5, CHECKSUM_VALUE_A ); |
| checksumACopy = new Checksum( ChecksumType.RSA_MD5, CHECKSUM_VALUE_A ); |
| checksumB = new Checksum( ChecksumType.RSA_MD5, CHECKSUM_VALUE_B ); |
| checksumC = new Checksum( ChecksumType.RSA_MD5, CHECKSUM_VALUE_C ); |
| checksumD = new Checksum( ChecksumType.RSA_MD4, CHECKSUM_VALUE_A ); |
| |
| } |
| |
| |
| @Test |
| public void testEncodingChecksum() throws Exception |
| { |
| Checksum chk = new Checksum( ChecksumType.CRC32, new byte[] |
| { 0x01, 0x02, 0x03 } ); |
| |
| ByteBuffer encoded = ByteBuffer.allocate( chk.computeLength() ); |
| |
| chk.encode( encoded ); |
| |
| byte[] expectedResult = new byte[] |
| { |
| 0x30, 0x0c, |
| ( byte ) 0xA0, 0x03, |
| 0x02, 0x01, 0x01, |
| ( byte ) 0xA1, 0x05, |
| 0x04, 0x03, |
| 0x01, 0x02, 0x03 |
| }; |
| |
| assertTrue( Arrays.equals( expectedResult, encoded.array() ) ); |
| } |
| |
| |
| @Test |
| public void testEncodingNullChecksum() throws Exception |
| { |
| Checksum chk = new Checksum( ChecksumType.CRC32, null ); |
| |
| ByteBuffer encoded = ByteBuffer.allocate( chk.computeLength() ); |
| |
| chk.encode( encoded ); |
| |
| byte[] expectedResult = new byte[] |
| { |
| 0x30, 0x09, |
| ( byte ) 0xA0, |
| 0x03, 0x02, 0x01, 0x01, |
| ( byte ) 0xA1, 0x02, |
| 0x04, 0x00 |
| }; |
| |
| assertTrue( Arrays.equals( expectedResult, encoded.array() ) ); |
| } |
| |
| |
| @Test |
| public void testEqualsNull() throws Exception |
| { |
| assertFalse( checksumA.equals( null ) ); |
| } |
| |
| |
| @Test |
| public void testEqualsReflexive() throws Exception |
| { |
| assertEquals( checksumA, checksumA ); |
| } |
| |
| |
| @Test |
| public void testHashCodeReflexive() throws Exception |
| { |
| assertEquals( checksumA.hashCode(), checksumA.hashCode() ); |
| } |
| |
| |
| @Test |
| public void testEqualsSymmetric() throws Exception |
| { |
| assertEquals( checksumA, checksumACopy ); |
| assertEquals( checksumACopy, checksumA ); |
| } |
| |
| |
| @Test |
| public void testHashCodeSymmetric() throws Exception |
| { |
| assertEquals( checksumA.hashCode(), checksumACopy.hashCode() ); |
| assertEquals( checksumACopy.hashCode(), checksumA.hashCode() ); |
| } |
| |
| |
| @Test |
| public void testEqualsTransitive() throws Exception |
| { |
| assertEquals( checksumA, checksumACopy ); |
| assertEquals( checksumACopy, checksumB ); |
| assertEquals( checksumA, checksumB ); |
| } |
| |
| |
| @Test |
| public void testHashCodeTransitive() throws Exception |
| { |
| assertEquals( checksumA.hashCode(), checksumACopy.hashCode() ); |
| assertEquals( checksumACopy.hashCode(), checksumB.hashCode() ); |
| assertEquals( checksumA.hashCode(), checksumB.hashCode() ); |
| } |
| |
| |
| @Test |
| public void testNotEqualDiffValue() throws Exception |
| { |
| assertFalse( checksumA.equals( checksumC ) ); |
| assertFalse( checksumC.equals( checksumA ) ); |
| assertFalse( checksumA.equals( checksumD ) ); |
| assertFalse( checksumD.equals( checksumA ) ); |
| } |
| } |