private static void AssertCanConvertEnglishNumbers(ConverterBase decimalConverter)
{
Assert.AreEqual(123.12,
decimalConverter.StringToField("123.12"),
"If no culture is specified, the decimal separator should be a dot");
Assert.AreEqual(1234.12,
decimalConverter.StringToField("1,234.12"),
"If no culture is specified, the group separator should be a comma");
}
public static object StringToField(this IFieldInfoDescriptor fieldDescriptor, string value)
{
if (value == null)
{
return(null);
}
value = fieldDescriptor.StringTrim(value);
if (string.Empty.Equals(value) && fieldDescriptor.Converter == null)
{
return(value);
}
if (fieldDescriptor.Converter == null && fieldDescriptor.Type == null)
{
return(value);
}
ConverterBase converterInstance =
fieldDescriptor.Converter == null
? ConverterFactory.GetDefaultConverter(fieldDescriptor.Type, fieldDescriptor.ConverterFormat)
: ConverterFactory.GetConverter(fieldDescriptor.Converter, fieldDescriptor.ConverterFormat);
return(converterInstance == null
? value
: converterInstance.StringToField(value));
}
internal object AssignFromString(ExtractedInfo fieldString, LineInfo line)
{
object val;
switch (mTrimMode)
{
case TrimMode.None:
break;
case TrimMode.Both:
fieldString.TrimBoth(mTrimChars);
break;
case TrimMode.Left:
fieldString.TrimStart(mTrimChars);
break;
case TrimMode.Right:
fieldString.TrimEnd(mTrimChars);
break;
}
try
{
if (mConvertProvider == null)
{
if (mIsStringField)
{
val = fieldString.ExtractedString();
}
else
{
// Trim it to use Convert.ChangeType
fieldString.TrimBoth(WhitespaceChars);
if (fieldString.Length == 0)
{
// Empty stand for null
val = GetNullValue();
}
else
{
val = Convert.ChangeType(fieldString.ExtractedString(), mFieldType, null);
}
}
}
else
{
if (mConvertProvider.CustomNullHandling == false &&
fieldString.HasOnlyThisChars(WhitespaceChars))
{
val = GetNullValue();
}
else
{
var from = fieldString.ExtractedString();
val = mConvertProvider.StringToField(from);
if (val == null)
{
val = GetNullValue();
}
}
}
return(val);
}
catch (ConvertException ex)
{
var e = ConvertException.ReThrowException(ex, mFieldInfo.Name, line.mReader.LineNumber, fieldString.ExtractedFrom + 1);
throw e;
}
}
private static void AssertCanConvertFrenchNumbers(ConverterBase decimalConverterWithoutCulture)
{
Assert.AreEqual(1.23, decimalConverterWithoutCulture.StringToField("1,23"), "If a culture is specified, the decimal separator should be the specified culture decimal separator");
Assert.AreEqual(1234.12, decimalConverterWithoutCulture.StringToField("1 234,12"), "If a culture is specified, the group separator should be the specified culture group separator");
Assert.Catch(() => { decimalConverterWithoutCulture.StringToField("1.23"); }, "The dot is not a valid french separator");
}
