public void CRC32_sample_value_step()
{
var buffer = new byte[] { 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38, 0x39 };
var a = Checksum.Seed;
var b = Checksum.UpdateCRC32(buffer.AsSpan(0, 4), a);
var c = Checksum.UpdateCRC32(buffer.AsSpan(4), b);
var crc = Checksum.FinalizeCRC32(c);
// See http://www.sunshine2k.de/coding/javascript/crc/crc_js.html
// See http://www.lammertbies.nl/comm/info/crc-calculation.html
Assert.Equal("CBF43926", crc.ToString("X8"));
}