private static byte[] CalculateCrc(byte[] buffer)
{
var crc = ChecksumUtils.CalculateCrc(buffer, 1, 10);
var crcBytes = BitConverter.GetBytes(crc);
return(crcBytes);
}
public void CrcUtilReturnProperValue()
{
var payload = new byte[] { 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
Assert.Equal(12, payload.Length);
ushort crc = ChecksumUtils.CalculateCrc(payload);
Assert.Equal(65120, crc);
}
public void CrcUtilOverloadedMethodsReturnEqualValues()
{
var frame = new byte[] { 0x03, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x60, 0x61, 0x3E };
Assert.Equal(16, frame.Length);
var payload = new byte[12];
Buffer.BlockCopy(frame, 1, payload, 0, 12);
var crc = ChecksumUtils.CalculateCrc(payload);
Assert.Equal(65120, crc);
var crc2 = ChecksumUtils.CalculateCrc(frame, 1, 12);
Assert.Equal(crc, crc2);
}
private static ushort CalculateFrameChecksum(byte[] data) => ChecksumUtils.CalculateCrc(data, 1, ReceiverFraming.NumOfBytesToCrcCalculation);