public void TestThatLongNameThrowsOnEmptyString()
{
var attrib = new ArgumentValueAttribute();
attrib.Invoking(a => a.LongName = string.Empty)
.Should().Throw <InvalidArgumentSetException>();
}
public void TestThatLongNameAcceptsNull()
{
var attrib = new ArgumentValueAttribute();
attrib.Invoking(a => a.LongName = null)
.Should().NotThrow <InvalidArgumentSetException>();
}
private static bool TryGetArgumentValueAttribute(FieldInfo fieldInfo, out ArgumentValueAttribute attribute)
{
// Look for an <see cref="ArgumentValueAttribute" /> attribute,
// which might further customize how we can parse strings into
// this value.
attribute = fieldInfo.GetSingleAttribute <ArgumentValueAttribute>(inherit: false);
return(attribute != null);
}
/// <summary>
/// Basic constructor.
/// </summary>
/// <param name="fieldInfo">Information for the value.</param>
public EnumArgumentValue(FieldInfo fieldInfo)
{
_fieldInfo = fieldInfo;
try
{
Value = _fieldInfo.GetValue(null);
}
catch (InvalidOperationException)
{
Value = _fieldInfo.GetRawConstantValue();
}
if (Value == null)
{
throw new ArgumentOutOfRangeException(nameof(fieldInfo));
}
_attribute =
GetAttributes <ArgumentValueAttribute>().SingleOrDefault() ??
new ArgumentValueAttribute();
}
/// <summary>
/// Basic constructor.
/// </summary>
/// <param name="fieldInfo">Information for the value.</param>
public EnumArgumentValue(FieldInfo fieldInfo)
{
_fieldInfo = fieldInfo;
try
{
Value = _fieldInfo.GetValue(null);
}
catch (InvalidOperationException)
{
Value = _fieldInfo.GetRawConstantValue();
}
if (Value == null)
{
throw new ArgumentOutOfRangeException(nameof(fieldInfo));
}
if (!TryGetArgumentValueAttribute(fieldInfo, out _attribute))
{
_attribute = new ArgumentValueAttribute();
}
}
