public void TestComputeHmac256()
{
string expected = "2e68979459ebc0e7fcf0f2db3b4aef383835337e271152286e1ea1ad59080a57"; //comparing with result produced at https://codebeautify.org/hmac-generator
byte[] bhashStr = encryptionService.ComputeHmacsha256(bdata, bkey);
string hashStr = ByteArrayToString(bhashStr);
Assert.AreEqual(expected, hashStr);
}