public void TestSECCompressedPublicKey()
{
// This key should generate a 0x02 compressed public key
var privateKeyEven = "18e14a7b6a307f426a94f8114701e7c8e774e7f9a47e2c2035db29a206321725".HexToBytes();
// This key should generate a 0x03 compressed public key
var privateKeyOdd = "79FE45D61339181238E49424E905446A35497A8ADEA8B7D5241A1E7F2C95A04D".HexToBytes();
// Use Secp256k1 to generate the key because MSFT version does not support import privateKey with
// no public key.
IECDsa secp256k1 = new Secp256k1DotNet();
var evenKey = secp256k1.CreateKey(privateKeyEven);
var msftecdsa = new MsftECDsaCng();
var evenBtc = secp256k1.GetSECCompressedPublicKey(evenKey.PublicKey);
var evenMsft = msftecdsa.GetSECCompressedPublicKey(evenKey.PublicKey);
Assert.Equal(evenBtc.ToArray(), evenMsft.ToArray());
var oddKey = secp256k1.CreateKey(privateKeyOdd);
var oddBtc = secp256k1.GetSECCompressedPublicKey(oddKey.PublicKey);
var oddMsft = msftecdsa.GetSECCompressedPublicKey(oddKey.PublicKey);
Assert.Equal(oddBtc.ToArray(), oddMsft.ToArray());
}
