private static string CreateInvalidLengthCfString(DescriptorAttribute descriptorAttribute)
{
return(StringCreation.CreateRandomCfString(
descriptorAttribute.MaxLength + 1,
false,
CharacterType.Letters));
}
private static string CreateRandomEmailAddress()
{
return(string.Format(
"{0}@{1}.{2}",
StringCreation.CreateRandomCfString(DefaultStringLength, characterType: CharacterType.DigitsOrLetters),
StringCreation.CreateRandomCfString(DefaultStringLength, characterType: CharacterType.DigitsOrLetters),
EmailExtensions[Random.Next(EmailExtensions.Count)]));
}
private static string CreateRandomValidValue(DescriptorAttribute descriptorAttribute)
{
// Return random enum value if enumType is defined
if (null != descriptorAttribute.EnumType)
{
var methodInfo = typeof(StringUtils).GetMethod("PickRandomEnumValue");
var genericMethod = methodInfo.MakeGenericMethod(descriptorAttribute.EnumType);
var enumValue = genericMethod.Invoke(null, null);
return(enumValue.ToString());
}
// Return random member of array if it is defined.
if (null != descriptorAttribute.Array)
{
return(descriptorAttribute.Array[Random.Next(descriptorAttribute.Array.Length - 1)]);
}
// Return value generated from Regex if it is defined.
if (null != descriptorAttribute.Regex)
{
return(RegexGenerator.GenerateMatch(descriptorAttribute.Regex));
}
// Return value generated from PropertyType
switch (descriptorAttribute.PropertyType)
{
case PropertyType.String:
var characterType = descriptorAttribute.CharacterType == CharacterType.NotAssigned
? CharacterType.Anything
: descriptorAttribute.CharacterType;
var maxLength = descriptorAttribute.MaxLength > 0 ? descriptorAttribute.MaxLength : DefaultStringLength;
return(StringCreation.CreateRandomCfString(maxLength, false, characterType));
case PropertyType.Int:
return(Random.Next().ToString(CultureInfo.InvariantCulture));
case PropertyType.Decimal:
var decimalPoints = descriptorAttribute.DecimalPoints >= 0 ? descriptorAttribute.DecimalPoints : DefaultDecimalPoints;
return(Math.Round(Random.NextDouble() * 100, decimalPoints).ToString(CultureInfo.InvariantCulture));
case PropertyType.Bool:
return(CreateRandomBool());
case PropertyType.Date:
return(CreateRandomDate());
case PropertyType.Email:
return(CreateRandomEmailAddress());
default:
throw new ArgumentOutOfRangeException();
}
}
private static object CreateRandomIncorrectLength <T>(T value, PropertyInfo property)
{
var descriptor = DescriptorUtils.GetDescriptorFromPropertyName <T>(property.Name);
// If property doesn't have a DescriptorAttribute give back a random string and log this.
if (null == descriptor)
{
Debug.WriteLine("Generation for invalid value for property {0} with no DescriptorAttribute.", property);
return(StringCreation.CreateRandomCfString(DefaultStringLength, false, CharacterType.Letters));
}
// Detect if the property is a List
if (property.GetValue(value) is IList && property.PropertyType.IsGenericType)
{
// Set the list to an empty new list
var propertyConstructor = property.PropertyType.GetConstructor(Type.EmptyTypes);
if (propertyConstructor != null)
{
return(propertyConstructor.Invoke(null));
}
throw new ArgumentException("Property is a List but has no default constructor", "property");
}
// If the descriptorAttribute is an enum what do I give back as invalid?
if (null != descriptor.EnumType)
{
// TODO: This length doesn't necessarily reflect the invalidation length in the db for all uses of enums.
return(StringCreation.CreateRandomCfString(11, false, CharacterType.DigitsOrLetters));
}
// Return random string that isn't in the array if the array is defined.
if (null != descriptor.Array)
{
var randomString = string.Empty;
var isInArray = true;
while (isInArray)
{
randomString = StringCreation.CreateRandomCfString(11, false, CharacterType.DigitsOrLetters);
if (!descriptor.Array.Contains(randomString))
{
isInArray = false;
}
}
return(randomString);
}
// Return value longer than maxLength is a regex is used.
if (null != descriptor.Regex)
{
return(CreateInvalidLengthCfString(descriptor));
}
// Return value generated from PropertyType
switch (descriptor.PropertyType)
{
case PropertyType.String:
return(CreateInvalidLengthCfString(descriptor));
case PropertyType.Int:
return(StringCreation.CreateRandomCfString(DefaultStringLength, false, CharacterType.Letters));
case PropertyType.Decimal:
return(StringCreation.CreateRandomCfString(DefaultStringLength, false, CharacterType.Letters));
case PropertyType.Bool:
return(StringCreation.CreateRandomCfString(DefaultStringLength, false, CharacterType.Letters));
case PropertyType.Date:
return(StringCreation.CreateRandomCfString(DefaultStringLength, false, CharacterType.DigitsOrLetters));
case PropertyType.Email:
return(StringCreation.CreateRandomCfString(DefaultStringLength, false));
default:
throw new ArgumentOutOfRangeException();
}
}
