/// <summary>Converts a string to a cryptographic seed, using the specified
/// context and culture information.
/// </summary>
/// <param name="context">
/// An System.ComponentModel.ITypeDescriptorContext that provides a format context.
/// </param>
/// <param name="culture">
/// The System.Globalization.CultureInfo to use as the current culture.
/// </param>
/// <param name="value">
/// The System.Object to convert.
/// </param>
/// <returns>
/// An System.Object that represents the converted value.
/// </returns>
/// <exception cref="NotSupportedException">
/// The conversion cannot be performed.
/// </exception>
public override object ConvertFrom(ITypeDescriptorContext context, CultureInfo culture, object value)
{
var str = value as string;
if (value == null || str != null)
{
return(CryptographicSeed.Parse(str));
}
return(base.ConvertFrom(context, culture, value));
}
public void Parse_InvalidInput_ThrowsFormatException()
{
using (new CultureInfoScope("en-GB"))
{
Assert.Catch <FormatException>
(() =>
{
CryptographicSeed.Parse("!");
},
"Not a valid cryptographic seed");
}
}
