public void CRC32_sample_value_stream_too_short_buffered()
{
var buffer = Enumerable.Range(0, 10000000).Select(i => (byte)i).ToArray();
using (var stream = new MemoryStream(buffer))
{
Assert.Throws <ArgumentException>(() =>
Checksum.CRC32(stream, 0, buffer.Length + 1).ToString("X8"));
}
}
public void CRC32_sample_value_stream()
{
var buffer = new byte[] { 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38, 0x39 };
using (var stream = new MemoryStream(buffer))
{
Assert.Equal("CBF43926",
Checksum.CRC32(stream, 0, buffer.Length).ToString("X8"));
}
}
public void CRC32_sample_value_stream_buffered()
{
var buffer = Enumerable.Range(0, 10000000).Select(i => (byte)i).ToArray();
using (var stream = new MemoryStream(buffer))
{
Assert.Equal("14BFFAE4",
Checksum.CRC32(stream, 0, buffer.Length).ToString("X8"));
}
}
public void CRC32_sample_value_rospan()
{
var buffer = new byte[] { 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38, 0x39 };
var crc = Checksum.CRC32(buffer.AsSpan(0, 9));
// 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"));
}
