public void NumbersToHexConvertTest(int seed)
{
var random = new Random(seed);
var uint8 = unchecked ((byte)(random.Next() % byte.MaxValue));
var uint16 = unchecked ((ushort)(random.Next() % ushort.MaxValue));
var uint32 = unchecked ((uint)random.Next());
var uint64 = unchecked ((ulong)random.NextDouble() * long.MaxValue);
var uint8Hex = BitConverter.ToString(new byte[] { uint8 }).Replace("-", "").ToLowerInvariant();
var uint16Hex = BitConverter.ToString(BitConverter.GetBytes(uint16)).Replace("-", "").ToLowerInvariant();
var uint32Hex = BitConverter.ToString(BitConverter.GetBytes(uint32)).Replace("-", "").ToLowerInvariant();
var uint64Hex = BitConverter.ToString(BitConverter.GetBytes(uint64)).Replace("-", "").ToLowerInvariant();
var hexBuffer = new char[256];
// uint8 -> hex
var count = HexConvert.WriteTo(uint8, hexBuffer, 0);
var actualHex = new string(hexBuffer, 0, count);
Assert.Equal(uint8Hex, actualHex);
Array.Clear(hexBuffer, 0, hexBuffer.Length);
// uint16 -> hex
count = HexConvert.WriteTo(uint16, hexBuffer, 0);
actualHex = new string(hexBuffer, 0, count);
Assert.Equal(uint16Hex, actualHex);
Array.Clear(hexBuffer, 0, hexBuffer.Length);
// uint32 -> hex
count = HexConvert.WriteTo(uint32, hexBuffer, 0);
actualHex = new string(hexBuffer, 0, count);
Assert.Equal(uint32Hex, actualHex);
Array.Clear(hexBuffer, 0, hexBuffer.Length);
// uint64 -> hex
count = HexConvert.WriteTo(uint64, hexBuffer, 0);
actualHex = new string(hexBuffer, 0, count);
Assert.Equal(uint64Hex, actualHex);
Array.Clear(hexBuffer, 0, hexBuffer.Length);
}
