public void ConvertsCorrectly(byte[] bytes, string expectedHex)
{
string hex = HexConvert.ToHexString(bytes);
Assert.Equal(expectedHex, hex);
byte[] resultBytes = HexConvert.FromHexString(hex);
Assert.Equal(bytes, resultBytes);
}
public void ThrowsWhenHexStringNull()
{
Assert.Throws <ArgumentNullException>(() => HexConvert.FromHexString(null));
}
public static byte[] ParseAsHex(this string value) => HexConvert.FromHexString(value);
