218 lines
7.4 KiB
C#
218 lines
7.4 KiB
C#
//
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// SHA512Test.cs - NUnit Test Cases for SHA512
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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 Motus Technologies Inc. (http://www.motus.com)
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// Copyright (C) 2004, 2007-2008 Novell, Inc (http://www.novell.com)
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//
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using NUnit.Framework;
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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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namespace MonoTests.System.Security.Cryptography {
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// References:
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// a. FIPS PUB 180-2: Secure Hash Standard
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// http://csrc.nist.gov/publications/fips/fips180-2/fip180-2.txt
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// SHA512 is a abstract class - so most 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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[TestFixture]
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public class SHA512Test : HashAlgorithmTest {
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[SetUp]
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public override void SetUp ()
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{
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hash = SHA512.Create ();
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}
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// the hash algorithm only exists as a managed implementation
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public override bool ManagedHashImplementation {
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get { return true; }
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}
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// test vectors from NIST FIPS 186-2
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private string input1 = "abc";
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private string input2 = "abcdefghbcdefghicdefghijdefghijkefghijklfghijklmghijklmnhijklmnoijklmnopjklmnopqklmnopqrlmnopqrsmnopqrstnopqrstu";
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public void FIPS186_Test1 (SHA512 hash)
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{
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string className = hash.ToString ();
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byte[] result = { 0xdd, 0xaf, 0x35, 0xa1, 0x93, 0x61, 0x7a, 0xba,
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0xcc, 0x41, 0x73, 0x49, 0xae, 0x20, 0x41, 0x31,
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0x12, 0xe6, 0xfa, 0x4e, 0x89, 0xa9, 0x7e, 0xa2,
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0x0a, 0x9e, 0xee, 0xe6, 0x4b, 0x55, 0xd3, 0x9a,
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0x21, 0x92, 0x99, 0x2a, 0x27, 0x4f, 0xc1, 0xa8,
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0x36, 0xba, 0x3c, 0x23, 0xa3, 0xfe, 0xeb, 0xbd,
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0x45, 0x4d, 0x44, 0x23, 0x64, 0x3c, 0xe8, 0x0e,
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0x2a, 0x9a, 0xc9, 0x4f, 0xa5, 0x4c, 0xa4, 0x9f };
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byte[] input = Encoding.Default.GetBytes (input1);
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string testName = className + " 1";
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FIPS186_a (testName, hash, input, result);
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FIPS186_b (testName, hash, input, result);
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FIPS186_c (testName, hash, input, result);
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FIPS186_d (testName, hash, input, result);
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FIPS186_e (testName, hash, input, result);
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}
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public void FIPS186_Test2 (SHA512 hash)
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{
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string className = hash.ToString ();
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byte[] result = { 0x8e, 0x95, 0x9b, 0x75, 0xda, 0xe3, 0x13, 0xda,
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0x8c, 0xf4, 0xf7, 0x28, 0x14, 0xfc, 0x14, 0x3f,
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0x8f, 0x77, 0x79, 0xc6, 0xeb, 0x9f, 0x7f, 0xa1,
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0x72, 0x99, 0xae, 0xad, 0xb6, 0x88, 0x90, 0x18,
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0x50, 0x1d, 0x28, 0x9e, 0x49, 0x00, 0xf7, 0xe4,
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0x33, 0x1b, 0x99, 0xde, 0xc4, 0xb5, 0x43, 0x3a,
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0xc7, 0xd3, 0x29, 0xee, 0xb6, 0xdd, 0x26, 0x54,
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0x5e, 0x96, 0xe5, 0x5b, 0x87, 0x4b, 0xe9, 0x09 };
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byte[] input = Encoding.Default.GetBytes (input2);
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string testName = className + " 2";
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FIPS186_a (testName, hash, input, result);
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FIPS186_b (testName, hash, input, result);
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FIPS186_c (testName, hash, input, result);
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FIPS186_d (testName, hash, input, result);
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FIPS186_e (testName, hash, input, result);
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}
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public void FIPS186_Test3 (SHA512 hash)
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{
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string className = hash.ToString ();
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byte[] result = { 0xe7, 0x18, 0x48, 0x3d, 0x0c, 0xe7, 0x69, 0x64,
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0x4e, 0x2e, 0x42, 0xc7, 0xbc, 0x15, 0xb4, 0x63,
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0x8e, 0x1f, 0x98, 0xb1, 0x3b, 0x20, 0x44, 0x28,
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0x56, 0x32, 0xa8, 0x03, 0xaf, 0xa9, 0x73, 0xeb,
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0xde, 0x0f, 0xf2, 0x44, 0x87, 0x7e, 0xa6, 0x0a,
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0x4c, 0xb0, 0x43, 0x2c, 0xe5, 0x77, 0xc3, 0x1b,
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0xeb, 0x00, 0x9c, 0x5c, 0x2c, 0x49, 0xaa, 0x2e,
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0x4e, 0xad, 0xb2, 0x17, 0xad, 0x8c, 0xc0, 0x9b };
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byte[] input = new byte [1000000];
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for (int i = 0; i < 1000000; i++)
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input[i] = 0x61; // a
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string testName = className + " 3";
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FIPS186_a (testName, hash, input, result);
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FIPS186_b (testName, hash, input, result);
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FIPS186_c (testName, hash, input, result);
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FIPS186_d (testName, hash, input, result);
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FIPS186_e (testName, hash, input, result);
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}
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public void FIPS186_a (string testName, SHA512 hash, byte[] input, byte[] result)
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{
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byte[] output = hash.ComputeHash (input);
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Assert.AreEqual (result, output, testName + ".a.1");
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Assert.AreEqual (result, hash.Hash, testName + ".a.2");
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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 FIPS186_b (string testName, SHA512 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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Assert.AreEqual (result, output, testName + ".b.1");
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Assert.AreEqual (result, hash.Hash, testName + ".b.2");
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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 FIPS186_c (string testName, SHA512 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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Assert.AreEqual (result, output, testName + ".c.1");
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Assert.AreEqual (result, hash.Hash, testName + ".c.2");
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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 FIPS186_d (string testName, SHA512 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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// LAMESPEC or FIXME: TransformFinalBlock doesn't return HashValue !
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// AssertEquals( testName + ".d.1", result, output );
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Assert.IsNotNull (output, testName + ".d.1");
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Assert.AreEqual (result, hash.Hash, testName + ".d.2");
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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 FIPS186_e (string testName, SHA512 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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// LAMESPEC or FIXME: TransformFinalBlock doesn't return HashValue !
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// AssertEquals (testName + ".e.1", result, output);
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Assert.IsNotNull (output, testName + ".e.1");
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Assert.AreEqual (result, hash.Hash, testName + ".e.2");
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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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[Test]
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public override void Create ()
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{
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// Note: These tests will only be valid without a "machine.config" file
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// or a "machine.config" file that do not modify the default algorithm
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// configuration.
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const string defaultSHA512 = "System.Security.Cryptography.SHA512Managed";
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// try to build the default implementation
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SHA512 hash = SHA512.Create ();
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Assert.AreEqual (hash.ToString (), defaultSHA512, "SHA512.Create()");
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// try to build, in every way, a SHA512 implementation
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hash = SHA512.Create ("SHA512");
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Assert.AreEqual (hash.ToString (), defaultSHA512, "SHA512.Create('SHA512')");
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hash = SHA512.Create ("SHA-512");
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Assert.AreEqual (hash.ToString (), defaultSHA512, "SHA512.Create('SHA-512')");
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}
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[Test]
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[ExpectedException (typeof (InvalidCastException))]
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public void CreateIncorrect ()
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{
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// try to build an incorrect hash algorithms
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hash = SHA512.Create ("MD5");
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}
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[Test]
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public void CreateInvalid ()
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{
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// try to build invalid implementation
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hash = SHA512.Create ("InvalidHash");
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Assert.IsNull (hash, "SHA512.Create('InvalidHash')");
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}
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[Test]
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[ExpectedException (typeof (ArgumentNullException))]
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public override void CreateNull ()
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{
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// try to build null implementation
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hash = SHA512.Create (null);
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}
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// none of those values changes for any implementation of defaultSHA512
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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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Assert.AreEqual (512, hash.HashSize, className + ".HashSize");
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Assert.AreEqual (1, hash.InputBlockSize, className + ".InputBlockSize");
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Assert.AreEqual (1, hash.OutputBlockSize, className + ".OutputBlockSize");
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}
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}
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}
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