public static int StringToSize(this string text, SizeFormatEnum sizeFormat)
{
if (string.IsNullOrWhiteSpace(text))
{
return(0);
}
text = text.ToLower().TrimEnd();
switch (sizeFormat)
{
case SizeFormatEnum.Last2AlphaNumeric:
text = text.Substring(text.Length - 2, 2);
break;
case SizeFormatEnum.Rxx:
var lastR = text.LastIndexOf('r');
text = lastR >= 0 && text.Length - lastR > 1 ? text.Substring(text.LastIndexOf('r') + 1, 2) : "0";
break;
case SizeFormatEnum.Simple:
break;
case SizeFormatEnum.Vredestein:
var firstRSpace = text.IndexOf("r ", StringComparison.OrdinalIgnoreCase);
text = firstRSpace >= 0 && text.Length - firstRSpace > 1 ? text.Substring(firstRSpace + 2, 2) : "0";
break;
default:
throw new ArgumentOutOfRangeException(nameof(sizeFormat), sizeFormat, null);
}
int.TryParse(text, out var size);
return(size);
}
public void StringToSize_ShouldReturnSize_WhenInputIsOk(string text, SizeFormatEnum sizeFormat, int resultExpected)
{
var result = text.StringToSize(sizeFormat);
Assert.AreEqual(resultExpected, result);
}