public void DataProtectorWithDifferentEntropy_CannotDecrypt()
{
var entropy2 = new byte[] { 7, 8, 9, 10 };
var protector2 = new DataProtector(entropy2);
var cypher = _sut.Protect(_userData);
Assert.Throws <CryptographicException>(() => protector2.Unprotect(cypher));
}
static string ManuallyDecrypt(string encryptedString, IEnumerable<string> purposes = null)
{
var entropyCreator = new EntropyCreator();
var entropy = entropyCreator.CreateEntropy(purposes);
var protector = new DataProtector(entropy);
var cypher = Convert.FromBase64String(encryptedString);
var userData = protector.Unprotect(cypher);
return Encoding.UTF8.GetString(userData);
}
public virtual void SetUp()
{
_entropy = new byte[] { 1, 2, 3 };
_userData = new byte[] { 4, 5, 6 };
_sut = new DataProtector(_entropy);
}
public void ConstructWithNullEntropy_IsAllowed()
{
var actual = new DataProtector(null);
Assert.That(actual, Is.Not.Null);
}
static string ManuallyEncrypt(string stringtoEncrypt, IEnumerable<string> purposes = null)
{
var entropyCreator = new EntropyCreator();
var entropy = entropyCreator.CreateEntropy(purposes);
var protector = new DataProtector(entropy);
var userData = Encoding.UTF8.GetBytes(stringtoEncrypt);
var cypher = protector.Protect(userData);
return Convert.ToBase64String(cypher);
}
