// // SHA512Test.cs - NUnit Test Cases for SHA512 // // Author: // Sebastien Pouliot // // (C) 2002 Motus Technologies Inc. (http://www.motus.com) // (C) 2004 Novell http://www.novell.com // using NUnit.Framework; using System; using System.IO; using System.Security.Cryptography; using System.Text; namespace MonoTests.System.Security.Cryptography { // References: // a. FIPS PUB 180-2: Secure Hash Standard // http://csrc.nist.gov/publications/fips/fips180-2/fip180-2.txt // SHA512 is a abstract class - so most of the test included here wont be tested // on the abstract class but should be tested in ALL its descendants. [TestFixture] public class SHA512Test : HashAlgorithmTest { [SetUp] protected override void SetUp () { hash = SHA512.Create (); } // test vectors from NIST FIPS 186-2 private string input1 = "abc"; private string input2 = "abcdefghbcdefghicdefghijdefghijkefghijklfghijklmghijklmnhijklmnoijklmnopjklmnopqklmnopqrlmnopqrsmnopqrstnopqrstu"; public void FIPS186_Test1 (SHA512 hash) { string className = hash.ToString (); byte[] result = { 0xdd, 0xaf, 0x35, 0xa1, 0x93, 0x61, 0x7a, 0xba, 0xcc, 0x41, 0x73, 0x49, 0xae, 0x20, 0x41, 0x31, 0x12, 0xe6, 0xfa, 0x4e, 0x89, 0xa9, 0x7e, 0xa2, 0x0a, 0x9e, 0xee, 0xe6, 0x4b, 0x55, 0xd3, 0x9a, 0x21, 0x92, 0x99, 0x2a, 0x27, 0x4f, 0xc1, 0xa8, 0x36, 0xba, 0x3c, 0x23, 0xa3, 0xfe, 0xeb, 0xbd, 0x45, 0x4d, 0x44, 0x23, 0x64, 0x3c, 0xe8, 0x0e, 0x2a, 0x9a, 0xc9, 0x4f, 0xa5, 0x4c, 0xa4, 0x9f }; byte[] input = Encoding.Default.GetBytes (input1); string testName = className + " 1"; FIPS186_a (testName, hash, input, result); FIPS186_b (testName, hash, input, result); FIPS186_c (testName, hash, input, result); FIPS186_d (testName, hash, input, result); FIPS186_e (testName, hash, input, result); } public void FIPS186_Test2 (SHA512 hash) { string className = hash.ToString (); byte[] result = { 0x8e, 0x95, 0x9b, 0x75, 0xda, 0xe3, 0x13, 0xda, 0x8c, 0xf4, 0xf7, 0x28, 0x14, 0xfc, 0x14, 0x3f, 0x8f, 0x77, 0x79, 0xc6, 0xeb, 0x9f, 0x7f, 0xa1, 0x72, 0x99, 0xae, 0xad, 0xb6, 0x88, 0x90, 0x18, 0x50, 0x1d, 0x28, 0x9e, 0x49, 0x00, 0xf7, 0xe4, 0x33, 0x1b, 0x99, 0xde, 0xc4, 0xb5, 0x43, 0x3a, 0xc7, 0xd3, 0x29, 0xee, 0xb6, 0xdd, 0x26, 0x54, 0x5e, 0x96, 0xe5, 0x5b, 0x87, 0x4b, 0xe9, 0x09 }; byte[] input = Encoding.Default.GetBytes (input2); string testName = className + " 2"; FIPS186_a (testName, hash, input, result); FIPS186_b (testName, hash, input, result); FIPS186_c (testName, hash, input, result); FIPS186_d (testName, hash, input, result); FIPS186_e (testName, hash, input, result); } public void FIPS186_Test3 (SHA512 hash) { string className = hash.ToString (); byte[] result = { 0xe7, 0x18, 0x48, 0x3d, 0x0c, 0xe7, 0x69, 0x64, 0x4e, 0x2e, 0x42, 0xc7, 0xbc, 0x15, 0xb4, 0x63, 0x8e, 0x1f, 0x98, 0xb1, 0x3b, 0x20, 0x44, 0x28, 0x56, 0x32, 0xa8, 0x03, 0xaf, 0xa9, 0x73, 0xeb, 0xde, 0x0f, 0xf2, 0x44, 0x87, 0x7e, 0xa6, 0x0a, 0x4c, 0xb0, 0x43, 0x2c, 0xe5, 0x77, 0xc3, 0x1b, 0xeb, 0x00, 0x9c, 0x5c, 0x2c, 0x49, 0xaa, 0x2e, 0x4e, 0xad, 0xb2, 0x17, 0xad, 0x8c, 0xc0, 0x9b }; byte[] input = new byte [1000000]; for (int i = 0; i < 1000000; i++) input[i] = 0x61; // a string testName = className + " 3"; FIPS186_a (testName, hash, input, result); FIPS186_b (testName, hash, input, result); FIPS186_c (testName, hash, input, result); FIPS186_d (testName, hash, input, result); FIPS186_e (testName, hash, input, result); } public void FIPS186_a (string testName, SHA512 hash, byte[] input, byte[] result) { byte[] output = hash.ComputeHash (input); AssertEquals (testName + ".a.1", result, output); AssertEquals (testName + ".a.2", result, hash.Hash); // required or next operation will still return old hash hash.Initialize (); } public void FIPS186_b (string testName, SHA512 hash, byte[] input, byte[] result) { byte[] output = hash.ComputeHash (input, 0, input.Length); AssertEquals (testName + ".b.1", result, output); AssertEquals (testName + ".b.2", result, hash.Hash); // required or next operation will still return old hash hash.Initialize (); } public void FIPS186_c (string testName, SHA512 hash, byte[] input, byte[] result) { MemoryStream ms = new MemoryStream (input); byte[] output = hash.ComputeHash (ms); AssertEquals (testName + ".c.1", result, output); AssertEquals (testName + ".c.2", result, hash.Hash); // required or next operation will still return old hash hash.Initialize (); } public void FIPS186_d (string testName, SHA512 hash, byte[] input, byte[] result) { byte[] output = hash.TransformFinalBlock (input, 0, input.Length); // LAMESPEC or FIXME: TransformFinalBlock doesn't return HashValue ! // AssertEquals( testName + ".d.1", result, output ); AssertEquals (testName + ".d", result, hash.Hash); // required or next operation will still return old hash hash.Initialize (); } public void FIPS186_e (string testName, SHA512 hash, byte[] input, byte[] result) { byte[] copy = new byte [input.Length]; for (int i=0; i < input.Length - 1; i++) hash.TransformBlock (input, i, 1, copy, i); byte[] output = hash.TransformFinalBlock (input, input.Length - 1, 1); // LAMESPEC or FIXME: TransformFinalBlock doesn't return HashValue ! // AssertEquals (testName + ".e.1", result, output); AssertEquals (testName + ".e", result, hash.Hash); // required or next operation will still return old hash hash.Initialize (); } [Test] public override void Create () { // Note: These tests will only be valid without a "machine.config" file // or a "machine.config" file that do not modify the default algorithm // configuration. const string defaultSHA512 = "System.Security.Cryptography.SHA512Managed"; // try to build the default implementation SHA512 hash = SHA512.Create (); AssertEquals ("SHA512.Create()", hash.ToString (), defaultSHA512); // try to build, in every way, a SHA512 implementation hash = SHA512.Create ("SHA512"); AssertEquals ("SHA512.Create('SHA512')", hash.ToString (), defaultSHA512); hash = SHA512.Create ("SHA-512"); AssertEquals ("SHA512.Create('SHA-512')", hash.ToString (), defaultSHA512); } [Test] [ExpectedException (typeof (InvalidCastException))] public void CreateIncorrect () { // try to build an incorrect hash algorithms hash = SHA512.Create ("MD5"); } [Test] public void CreateInvalid () { // try to build invalid implementation hash = SHA512.Create ("InvalidHash"); AssertNull ("SHA512.Create('InvalidHash')", hash); } [Test] [ExpectedException (typeof (ArgumentNullException))] public override void CreateNull () { // try to build null implementation hash = SHA512.Create (null); } // none of those values changes for any implementation of defaultSHA512 [Test] public virtual void StaticInfo () { string className = hash.ToString (); AssertEquals (className + ".HashSize", 512, hash.HashSize); AssertEquals (className + ".InputBlockSize", 1, hash.InputBlockSize); AssertEquals (className + ".OutputBlockSize", 1, hash.OutputBlockSize); } } }