public void ShouldReturnCorrectMac(
int keySize, int tagLength,
BitString serverId, BitString iutId,
BitString serverPublicKey, BitString iutPublicKey,
BitString derivedKeyingMaterial,
BitString expectedMacData, BitString expectedTag)
{
var cmac = _cmacFactory.GetCmacInstance(CmacTypes.AES128); // doesn't matter for scope of testing this, as long as AES
var p = new KeyConfirmationParameters(
KeyAgreementRole.InitiatorPartyU,
KeyConfirmationRole.Provider,
KeyConfirmationDirection.Bilateral,
KeyAgreementMacType.CmacAes, // note this doesn't matter for the scope of this test
keySize,
tagLength,
iutId,
serverId,
iutPublicKey,
serverPublicKey,
derivedKeyingMaterial
);
_subject = new KeyConfirmationCmac(new KeyConfirmationMacDataCreator(), p, cmac);
var result = _subject.ComputeMac();
Assert.That(result.Success);
Assert.AreEqual(expectedMacData.ToHex(), result.MacData.ToHex(), nameof(expectedMacData));
Assert.AreEqual(expectedTag.ToHex(), result.Mac.ToHex(), nameof(expectedTag));
}
public void ShouldReturnProperCmacInstance(CmacTypes cmacType, Type expectedType)
{
var result = _subject.GetCmacInstance(cmacType);
Assert.IsInstanceOf(expectedType, result);
}