private static byte[] GetKeyAsDER(RSAParameters key)
{
var asn1Key = new RSAPrivateKey(key);
var serializer = new Asn1Serializer();
var keyBytes = serializer.Serialize(asn1Key).ToArray();
return keyBytes;
}
public void Serializing_and_deserializing_a_private_key_should_result_in_equal_keys()
{
// Arrange
var rsa = new RSACryptoServiceProvider(2048);
var rsaParameters = rsa.ExportParameters(true);
var asn1Parser = new Asn1Parser();
var rsaParser = new RSAPrivateKeyParser(asn1Parser);
var asn1Serializer = new Asn1Serializer();
var asn1Rsa = new RSAPrivateKey(rsaParameters);
// Act
var serializedPEM = asn1Serializer.Serialize(asn1Rsa).ToArray().EncodeAsPEM(PEMExtensions.RSAPrivateKey);
var parsedRsaKey = rsaParser.ParsePem(new MemoryStream(Encoding.ASCII.GetBytes(serializedPEM)));
//TODO this test sometimes has a missing leading '0' byte.
// Assert
parsedRsaKey.Key.Exponent.Should().Equal(rsaParameters.Exponent);
parsedRsaKey.Key.Modulus.Should().Equal(rsaParameters.Modulus);
parsedRsaKey.Key.P.Should().Equal(rsaParameters.P);
parsedRsaKey.Key.D.Should().Equal(rsaParameters.D);
parsedRsaKey.Key.DP.Should().Equal(rsaParameters.DP);
parsedRsaKey.Key.Q.Should().Equal(rsaParameters.Q);
parsedRsaKey.Key.DQ.Should().Equal(rsaParameters.DQ);
parsedRsaKey.Key.InverseQ.Should().Equal(rsaParameters.InverseQ);
}
