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//
// SignatureDescriptionTest.cs - NUnit Test Cases for SignatureDescription
//
// Author:
// Sebastien Pouliot <sebastien@ximian.com>
//
// (C) 2002 Motus Technologies Inc. (http://www.motus.com)
// (C) 2004 Novell http://www.novell.com
//
using NUnit.Framework;
using System;
using System.Security;
using System.Security.Cryptography;
namespace MonoTests.System.Security.Cryptography {
[TestFixture]
public class SignatureDescriptionTest {
protected SignatureDescription sig;
protected static DSA dsa;
protected static RSA rsa;
[SetUp]
public void SetUp ()
{
sig = new SignatureDescription();
// key generation is VERY long so one time is enough
if (dsa == null)
dsa = DSA.Create ();
if (rsa == null)
rsa = RSA.Create ();
}
[Test]
public void Constructor_Default ()
{
// empty constructor
SignatureDescription sig = new SignatureDescription ();
}
[Test]
[ExpectedException (typeof (ArgumentNullException))]
public void Constructor_Null ()
{
// null constructor
SignatureDescription sig = new SignatureDescription (null);
// LAMESPEC: Documented as CryptographicException
}
[Test]
public void Constructor_SecurityElement_Empty ()
{
// (empty) SecurityElement constructor
SecurityElement se = new SecurityElement ("xml");
SignatureDescription sig = new SignatureDescription (se);
}
[Test]
public void Constructor_SecurityElement_DSA ()
{
SecurityElement se = new SecurityElement ("DSASignature");
se.AddChild (new SecurityElement ("Key", "System.Security.Cryptography.DSACryptoServiceProvider"));
se.AddChild (new SecurityElement ("Digest", "System.Security.Cryptography.SHA1CryptoServiceProvider"));
se.AddChild (new SecurityElement ("Formatter", "System.Security.Cryptography.DSASignatureFormatter"));
se.AddChild (new SecurityElement ("Deformatter", "System.Security.Cryptography.DSASignatureDeformatter"));
SignatureDescription sig = new SignatureDescription (se);
Assert.AreEqual ("System.Security.Cryptography.DSACryptoServiceProvider", sig.KeyAlgorithm);
Assert.AreEqual ("System.Security.Cryptography.SHA1CryptoServiceProvider", sig.DigestAlgorithm);
Assert.AreEqual ("System.Security.Cryptography.DSASignatureFormatter", sig.FormatterAlgorithm);
Assert.AreEqual ("System.Security.Cryptography.DSASignatureDeformatter", sig.DeformatterAlgorithm);
}
[Test]
public void Constructor_SecurityElement_RSA ()
{
SecurityElement se = new SecurityElement ("RSASignature");
se.AddChild (new SecurityElement ("Key", "System.Security.Cryptography.RSACryptoServiceProvider"));
se.AddChild (new SecurityElement ("Digest", "System.Security.Cryptography.SHA1CryptoServiceProvider"));
se.AddChild (new SecurityElement ("Formatter", "System.Security.Cryptography.RSAPKCS1SignatureFormatter"));
se.AddChild (new SecurityElement ("Deformatter", "System.Security.Cryptography.RSAPKCS1SignatureDeformatter"));
SignatureDescription sig = new SignatureDescription (se);
Assert.AreEqual ("System.Security.Cryptography.RSACryptoServiceProvider", sig.KeyAlgorithm);
Assert.AreEqual ("System.Security.Cryptography.SHA1CryptoServiceProvider", sig.DigestAlgorithm);
Assert.AreEqual ("System.Security.Cryptography.RSAPKCS1SignatureFormatter", sig.FormatterAlgorithm);
Assert.AreEqual ("System.Security.Cryptography.RSAPKCS1SignatureDeformatter", sig.DeformatterAlgorithm);
}
[Test]
public void Properties ()
{
string invalid = "invalid";
Assert.IsNull (sig.DeformatterAlgorithm, "DeformatterAlgorithm 1");
sig.DeformatterAlgorithm = invalid;
Assert.IsNotNull (sig.DeformatterAlgorithm, "DeformatterAlgorithm 2");
Assert.AreEqual (invalid, sig.DeformatterAlgorithm, "DeformatterAlgorithm 3");
sig.DeformatterAlgorithm = null;
Assert.IsNull (sig.DeformatterAlgorithm, "DeformatterAlgorithm 4");
Assert.IsNull (sig.DigestAlgorithm, "DigestAlgorithm 1");
sig.DigestAlgorithm = invalid;
Assert.IsNotNull (sig.DigestAlgorithm, "DigestAlgorithm 2");
Assert.AreEqual (invalid, sig.DigestAlgorithm, "DigestAlgorithm 3");
sig.DigestAlgorithm = null;
Assert.IsNull (sig.DigestAlgorithm, "DigestAlgorithm 4");
Assert.IsNull (sig.FormatterAlgorithm, "FormatterAlgorithm 1");
sig.FormatterAlgorithm = invalid;
Assert.IsNotNull (sig.FormatterAlgorithm, "FormatterAlgorithm 2");
Assert.AreEqual (invalid, sig.FormatterAlgorithm, "FormatterAlgorithm 3");
sig.FormatterAlgorithm = null;
Assert.IsNull (sig.FormatterAlgorithm, "FormatterAlgorithm 4");
Assert.IsNull (sig.KeyAlgorithm, "KeyAlgorithm 1");
sig.KeyAlgorithm = invalid;
Assert.IsNotNull (sig.KeyAlgorithm, "KeyAlgorithm 2");
Assert.AreEqual (invalid, sig.KeyAlgorithm, "KeyAlgorithm 3");
sig.KeyAlgorithm = null;
Assert.IsNull (sig.KeyAlgorithm, "KeyAlgorithm 4");
}
[Test]
public void Deformatter ()
{
AsymmetricSignatureDeformatter def = null;
// Deformatter with all properties null
try {
def = sig.CreateDeformatter (dsa);
Assert.Fail ("Expected ArgumentNullException but got none");
}
catch (ArgumentNullException) {
// this is what we expect
}
catch (Exception e) {
Assert.Fail ("Expected ArgumentNullException but got: " + e.ToString ());
}
// Deformatter with invalid DeformatterAlgorithm property
sig.DeformatterAlgorithm = "DSA";
try {
def = sig.CreateDeformatter (dsa);
Assert.Fail ("Expected InvalidCastException but got none");
}
catch (InvalidCastException) {
// this is what we expect
}
catch (Exception e) {
Assert.Fail ("Expected InvalidCastException but got: " + e.ToString ());
}
// Deformatter with valid DeformatterAlgorithm property
sig.DeformatterAlgorithm = "DSASignatureDeformatter";
try {
def = sig.CreateDeformatter (dsa);
Assert.Fail ("Expected NullReferenceException but got none");
}
catch (NullReferenceException) {
// this is what we expect
}
catch (Exception e) {
Assert.Fail ("Expected NullReferenceException but got: " + e.ToString ());
}
// Deformatter with valid DeformatterAlgorithm property
sig.KeyAlgorithm = "DSA";
sig.DigestAlgorithm = "SHA1";
sig.DeformatterAlgorithm = "DSASignatureDeformatter";
try {
def = sig.CreateDeformatter (dsa);
Assert.Fail ("Expected NullReferenceException but got none");
}
catch (NullReferenceException) {
// this is what we expect
}
catch (Exception e) {
Assert.Fail ("Expected NullReferenceException but got: " + e.ToString ());
}
}
[Test]
public void Digest ()
{
bool rightClass = false;
HashAlgorithm hash = null;
// null hash
try {
hash = sig.CreateDigest ();
Assert.Fail ("Expected ArgumentNullException but got none");
}
catch (ArgumentNullException) {
// this is what we expect
}
catch (Exception e) {
Assert.Fail ("Expected ArgumentNullException but got: " + e.ToString ());
}
sig.DigestAlgorithm = "SHA1";
hash = sig.CreateDigest ();
Assert.IsNotNull (hash, "CreateDigest(SHA1)");
rightClass = (hash.ToString ().IndexOf (sig.DigestAlgorithm) > 0);
Assert.IsTrue (rightClass, "CreateDigest(SHA1)");
sig.DigestAlgorithm = "MD5";
hash = sig.CreateDigest ();
Assert.IsNotNull (hash, "CreateDigest(MD5)");
rightClass = (hash.ToString ().IndexOf (sig.DigestAlgorithm) > 0);
Assert.IsTrue (rightClass, "CreateDigest(MD5)");
sig.DigestAlgorithm = "SHA256";
hash = sig.CreateDigest ();
Assert.IsNotNull (hash, "CreateDigest(SHA256)");
rightClass = (hash.ToString ().IndexOf (sig.DigestAlgorithm) > 0);
Assert.IsTrue (rightClass, "CreateDigest(SHA256)");
sig.DigestAlgorithm = "SHA384";
hash = sig.CreateDigest ();
Assert.IsNotNull (hash, "CreateDigest(SHA384)");
rightClass = (hash.ToString ().IndexOf (sig.DigestAlgorithm) > 0);
Assert.IsTrue (rightClass, "CreateDigest(SHA384)");
sig.DigestAlgorithm = "SHA512";
hash = sig.CreateDigest ();
Assert.IsNotNull (hash, "CreateDigest(SHA512)");
rightClass = (hash.ToString ().IndexOf (sig.DigestAlgorithm) > 0);
Assert.IsTrue (rightClass, "CreateDigest(SHA512)");
sig.DigestAlgorithm = "bad";
hash = sig.CreateDigest ();
Assert.IsNull (hash, "CreateDigest(bad)");
}
[Test]
public void Formatter ()
{
AsymmetricSignatureFormatter fmt = null;
// Formatter with all properties null
try {
fmt = sig.CreateFormatter (dsa);
Assert.Fail ("Expected ArgumentNullException but got none");
}
catch (ArgumentNullException) {
// this is what we expect
}
catch (Exception e) {
Assert.Fail ("Expected ArgumentNullException but got: " + e.ToString ());
}
// Formatter with invalid FormatterAlgorithm property
sig.FormatterAlgorithm = "DSA";
try {
fmt = sig.CreateFormatter (dsa);
Assert.Fail ("Expected InvalidCastException but got none");
}
catch (InvalidCastException) {
// this is what we expect
}
catch (Exception e) {
Assert.Fail ("Expected InvalidCastException but got: " + e.ToString ());
}
// Formatter with valid FormatterAlgorithm property
sig.FormatterAlgorithm = "DSASignatureFormatter";
try {
fmt = sig.CreateFormatter (dsa);
Assert.Fail ("Expected NullReferenceException but got none");
}
catch (NullReferenceException) {
// this is what we expect
}
catch (Exception e) {
Assert.Fail ("Expected NullReferenceException but got: " + e.ToString ());
}
// Deformatter with valid DeformatterAlgorithm property
sig.KeyAlgorithm = "DSA";
sig.DigestAlgorithm = "SHA1";
sig.FormatterAlgorithm = "DSASignatureFormatter";
try {
fmt = sig.CreateFormatter (dsa);
Assert.Fail ("Expected NullReferenceException but got none");
}
catch (NullReferenceException) {
// this is what we expect
}
catch (Exception e) {
Assert.Fail ("Expected NullReferenceException but got: " + e.ToString ());
}
}
[Test]
public void DSASignatureDescription ()
{
// internal class - we cannot create one without CryptoConfig
SignatureDescription sd = (SignatureDescription) CryptoConfig.CreateFromName ("http://www.w3.org/2000/09/xmldsig#dsa-sha1");
Assert.AreEqual ("System.Security.Cryptography.SHA1CryptoServiceProvider", sd.DigestAlgorithm);
Assert.AreEqual ("System.Security.Cryptography.DSASignatureDeformatter", sd.DeformatterAlgorithm);
Assert.AreEqual ("System.Security.Cryptography.DSASignatureFormatter", sd.FormatterAlgorithm);
Assert.AreEqual ("System.Security.Cryptography.DSACryptoServiceProvider", sd.KeyAlgorithm);
HashAlgorithm hash = sd.CreateDigest();
Assert.AreEqual ("System.Security.Cryptography.SHA1CryptoServiceProvider", hash.ToString ());
Assert.AreEqual (dsa.ToString (), sd.KeyAlgorithm);
AsymmetricSignatureDeformatter asd = sd.CreateDeformatter (dsa);
Assert.AreEqual ("System.Security.Cryptography.DSASignatureDeformatter", asd.ToString ());
AsymmetricSignatureFormatter asf = sd.CreateFormatter (dsa);
Assert.AreEqual ("System.Security.Cryptography.DSASignatureFormatter", asf.ToString ());
}
[Test]
public void RSASignatureDescription ()
{
#if FEATURE_CRYPTO_CONFIGURABLE
RSASignatureDescriptionCore ("http://www.w3.org/2000/09/xmldsig#rsa-sha1", "System.Security.Cryptography.SHA1Cng", "System.Security.Cryptography.SHA1Cng");
RSASignatureDescriptionCore ("http://www.w3.org/2001/04/xmldsig-more#rsa-sha256", "System.Security.Cryptography.SHA256Cng", "System.Security.Cryptography.SHA256Cng");
RSASignatureDescriptionCore ("http://www.w3.org/2001/04/xmldsig-more#rsa-sha384", "System.Security.Cryptography.SHA384Cng", "System.Security.Cryptography.SHA384Cng");
RSASignatureDescriptionCore ("http://www.w3.org/2001/04/xmldsig-more#rsa-sha512", "System.Security.Cryptography.SHA512Cng", "System.Security.Cryptography.SHA512Cng");
#else
RSASignatureDescriptionCore ("http://www.w3.org/2000/09/xmldsig#rsa-sha1", "System.Security.Cryptography.SHA1Cng", "System.Security.Cryptography.SHA1CryptoServiceProvider");
RSASignatureDescriptionCore ("http://www.w3.org/2001/04/xmldsig-more#rsa-sha256", "System.Security.Cryptography.SHA256Cng", "System.Security.Cryptography.SHA256Managed");
RSASignatureDescriptionCore ("http://www.w3.org/2001/04/xmldsig-more#rsa-sha384", "System.Security.Cryptography.SHA384Cng", "System.Security.Cryptography.SHA384Managed");
RSASignatureDescriptionCore ("http://www.w3.org/2001/04/xmldsig-more#rsa-sha512", "System.Security.Cryptography.SHA512Cng", "System.Security.Cryptography.SHA512Managed");
#endif
}
void RSASignatureDescriptionCore (string name, string expectedDigestAlgorithm, string expectedSelectedDigestAlgorithm)
{
// internal class - we cannot create one without CryptoConfig
SignatureDescription sd = (SignatureDescription) CryptoConfig.CreateFromName (name);
Assert.AreEqual (expectedDigestAlgorithm, sd.DigestAlgorithm);
Assert.AreEqual ("System.Security.Cryptography.RSAPKCS1SignatureDeformatter", sd.DeformatterAlgorithm);
Assert.AreEqual ("System.Security.Cryptography.RSAPKCS1SignatureFormatter", sd.FormatterAlgorithm);
Assert.AreEqual ("System.Security.Cryptography.RSA", sd.KeyAlgorithm);
HashAlgorithm hash = sd.CreateDigest();
Assert.AreEqual (expectedSelectedDigestAlgorithm, hash.ToString ());
Assert.AreEqual ("System.Security.Cryptography.RSA", sd.KeyAlgorithm);
AsymmetricSignatureDeformatter asd = sd.CreateDeformatter (rsa);
Assert.AreEqual ("System.Security.Cryptography.RSAPKCS1SignatureDeformatter", asd.ToString ());
AsymmetricSignatureFormatter asf = sd.CreateFormatter (rsa);
Assert.AreEqual ("System.Security.Cryptography.RSAPKCS1SignatureFormatter", asf.ToString ());
}
}
}
|
