245 lines
8.3 KiB
C#
245 lines
8.3 KiB
C#
//
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// MD4Test.cs - NUnit Test Cases for MD4 (RFC1320)
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//
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// Author:
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// Sebastien Pouliot (sebastien@ximian.com)
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//
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// (C) 2002, 2003 Motus Technologies Inc. (http://www.motus.com)
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// (C) 2004 Novell (http://www.novell.com)
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//
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using System;
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using System.IO;
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using System.Security.Cryptography;
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using System.Text;
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using Mono.Security.Cryptography;
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using NUnit.Framework;
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namespace MonoTests.Mono.Security.Cryptography {
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// References:
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// a. The MD4 Message-Digest Algorithm
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// http://www.ietf.org/rfc/RFC1320.txt
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// MD4 is a abstract class - so ALL of the test included here wont be tested
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// on the abstract class but should be tested in ALL its descendants.
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public abstract class MD4Test {
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protected MD4 hash;
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static void AssertEquals (string msg, int expected, int actual)
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{
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Assert.AreEqual (expected, actual, msg);
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}
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// because most crypto stuff works with byte[] buffers
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static public void AssertEquals (string msg, byte[] array1, byte[] array2)
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{
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if ((array1 == null) && (array2 == null))
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return;
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if (array1 == null)
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Assert.Fail (msg + " -> First array is NULL");
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if (array2 == null)
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Assert.Fail (msg + " -> Second array is NULL");
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bool a = (array1.Length == array2.Length);
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if (a) {
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for (int i = 0; i < array1.Length; i++) {
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if (array1 [i] != array2 [i]) {
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a = false;
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break;
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}
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}
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}
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if (array1.Length > 0) {
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msg += " -> Expected " + BitConverter.ToString (array1, 0);
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msg += " is different than " + BitConverter.ToString (array2, 0);
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}
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Assert.IsTrue (a, msg);
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}
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// MD4 ("") = 31d6cfe0d16ae931b73c59d7e0c089c0
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[Test]
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public void RFC1320_Test1 ()
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{
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string className = hash.ToString ();
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byte[] result = { 0x31, 0xd6, 0xcf, 0xe0, 0xd1, 0x6a, 0xe9, 0x31, 0xb7, 0x3c, 0x59, 0xd7, 0xe0, 0xc0, 0x89, 0xc0 };
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byte[] input = new byte [0];
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string testName = className + " 1";
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RFC1320_a (testName, hash, input, result);
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RFC1320_b (testName, hash, input, result);
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RFC1320_c (testName, hash, input, result);
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RFC1320_d (testName, hash, input, result);
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// N/A RFC1320_e (testName, hash, input, result);
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}
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// MD4 ("a") = bde52cb31de33e46245e05fbdbd6fb24
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[Test]
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public void RFC1320_Test2 ()
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{
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string className = hash.ToString ();
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byte[] result = { 0xbd, 0xe5, 0x2c, 0xb3, 0x1d, 0xe3, 0x3e, 0x46, 0x24, 0x5e, 0x05, 0xfb, 0xdb, 0xd6, 0xfb, 0x24 };
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byte[] input = Encoding.Default.GetBytes ("a");
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string testName = className + " 2";
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RFC1320_a (testName, hash, input, result);
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RFC1320_b (testName, hash, input, result);
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RFC1320_c (testName, hash, input, result);
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RFC1320_d (testName, hash, input, result);
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RFC1320_e (testName, hash, input, result);
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}
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// MD4 ("abc") = a448017aaf21d8525fc10ae87aa6729d
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[Test]
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public void RFC1320_Test3 ()
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{
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string className = hash.ToString ();
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byte[] result = { 0xa4, 0x48, 0x01, 0x7a, 0xaf, 0x21, 0xd8, 0x52, 0x5f, 0xc1, 0x0a, 0xe8, 0x7a, 0xa6, 0x72, 0x9d };
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byte[] input = Encoding.Default.GetBytes ("abc");
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string testName = className + " 3";
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RFC1320_a (testName, hash, input, result);
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RFC1320_b (testName, hash, input, result);
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RFC1320_c (testName, hash, input, result);
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RFC1320_d (testName, hash, input, result);
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RFC1320_e (testName, hash, input, result);
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}
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// MD4 ("message digest") = d9130a8164549fe818874806e1c7014b
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[Test]
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public void RFC1320_Test4 ()
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{
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string className = hash.ToString ();
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byte[] result = { 0xd9, 0x13, 0x0a, 0x81, 0x64, 0x54, 0x9f, 0xe8, 0x18, 0x87, 0x48, 0x06, 0xe1, 0xc7, 0x01, 0x4b };
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byte[] input = Encoding.Default.GetBytes ("message digest");
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string testName = className + " 4";
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RFC1320_a (testName, hash, input, result);
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RFC1320_b (testName, hash, input, result);
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RFC1320_c (testName, hash, input, result);
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RFC1320_d (testName, hash, input, result);
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RFC1320_e (testName, hash, input, result);
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}
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// MD4 ("abcdefghijklmnopqrstuvwxyz") = d79e1c308aa5bbcdeea8ed63df412da9
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[Test]
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public void RFC1320_Test5 ()
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{
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string className = hash.ToString ();
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byte[] result = { 0xd7, 0x9e, 0x1c, 0x30, 0x8a, 0xa5, 0xbb, 0xcd, 0xee, 0xa8, 0xed, 0x63, 0xdf, 0x41, 0x2d, 0xa9 };
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byte[] input = Encoding.Default.GetBytes ("abcdefghijklmnopqrstuvwxyz");
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string testName = className + " 5";
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RFC1320_a (testName, hash, input, result);
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RFC1320_b (testName, hash, input, result);
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RFC1320_c (testName, hash, input, result);
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RFC1320_d (testName, hash, input, result);
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RFC1320_e (testName, hash, input, result);
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}
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// MD4 ("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789") =
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// 043f8582f241db351ce627e153e7f0e4
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[Test]
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public void RFC1320_Test6 ()
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{
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string className = hash.ToString ();
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byte[] result = { 0x04, 0x3f, 0x85, 0x82, 0xf2, 0x41, 0xdb, 0x35, 0x1c, 0xe6, 0x27, 0xe1, 0x53, 0xe7, 0xf0, 0xe4 };
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byte[] input = Encoding.Default.GetBytes ("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789");
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string testName = className + " 6";
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RFC1320_a (testName, hash, input, result);
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RFC1320_b (testName, hash, input, result);
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RFC1320_c (testName, hash, input, result);
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RFC1320_d (testName, hash, input, result);
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RFC1320_e (testName, hash, input, result);
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}
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// MD4 ("123456789012345678901234567890123456789012345678901234567890123456
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// 78901234567890") = e33b4ddc9c38f2199c3e7b164fcc0536
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[Test]
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public void RFC1320_Test7 ()
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{
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string className = hash.ToString ();
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byte[] result = { 0xe3, 0x3b, 0x4d, 0xdc, 0x9c, 0x38, 0xf2, 0x19, 0x9c, 0x3e, 0x7b, 0x16, 0x4f, 0xcc, 0x05, 0x36 };
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byte[] input = Encoding.Default.GetBytes ("12345678901234567890123456789012345678901234567890123456789012345678901234567890");
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string testName = className + " 7";
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RFC1320_a (testName, hash, input, result);
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RFC1320_b (testName, hash, input, result);
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RFC1320_c (testName, hash, input, result);
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RFC1320_d (testName, hash, input, result);
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RFC1320_e (testName, hash, input, result);
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}
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public void RFC1320_a (string testName, MD4 hash, byte[] input, byte[] result)
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{
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byte[] output = hash.ComputeHash (input);
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AssertEquals (testName + ".a.1", result, output);
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AssertEquals (testName + ".a.2", result, hash.Hash);
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// required or next operation will still return old hash
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hash.Initialize ();
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}
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public void RFC1320_b (string testName, MD4 hash, byte[] input, byte[] result)
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{
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byte[] output = hash.ComputeHash (input, 0, input.Length);
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AssertEquals (testName + ".b.1", result, output);
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AssertEquals (testName + ".b.2", result, hash.Hash);
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// required or next operation will still return old hash
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hash.Initialize ();
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}
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public void RFC1320_c (string testName, MD4 hash, byte[] input, byte[] result)
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{
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MemoryStream ms = new MemoryStream (input);
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byte[] output = hash.ComputeHash (ms);
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AssertEquals (testName + ".c.1", result, output);
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AssertEquals (testName + ".c.2", result, hash.Hash);
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// required or next operation will still return old hash
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hash.Initialize ();
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}
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public void RFC1320_d (string testName, MD4 hash, byte[] input, byte[] result)
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{
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byte[] output = hash.TransformFinalBlock (input, 0, input.Length);
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AssertEquals (testName + ".d.1", input, output);
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AssertEquals (testName + ".d.2", result, hash.Hash);
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// required or next operation will still return old hash
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hash.Initialize ();
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}
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public void RFC1320_e (string testName, MD4 hash, byte[] input, byte[] result)
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{
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byte[] copy = new byte [input.Length];
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for (int i=0; i < input.Length - 1; i++)
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hash.TransformBlock (input, i, 1, copy, i);
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byte[] output = hash.TransformFinalBlock (input, input.Length - 1, 1);
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AssertEquals (testName + ".e.1", input [input.Length - 1], output [0]);
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AssertEquals (testName + ".e.2", result, hash.Hash);
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// required or next operation will still return old hash
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hash.Initialize ();
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}
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// none of those values changes for any implementation of MD4
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[Test]
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public virtual void StaticInfo ()
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{
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string className = hash.ToString ();
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AssertEquals (className + ".HashSize", 128, hash.HashSize);
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AssertEquals (className + ".InputBlockSize", 1, hash.InputBlockSize);
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AssertEquals (className + ".OutputBlockSize", 1, hash.OutputBlockSize);
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}
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[Test]
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public virtual void Create ()
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{
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// create the default implementation
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HashAlgorithm h = MD4.Create ();
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Assert.IsTrue ((h is MD4Managed), "MD4Managed");
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// Note: will fail is default is changed in machine.config
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}
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}
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}
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