/// <summary>
/// Validates the specified property.
/// </summary>
/// <typeparam name="TModel">The type of the model.</typeparam>
/// <typeparam name="TProperty">The type of the property.</typeparam>
/// <param name="runner">The runner.</param>
/// <param name="propertyExpression">The property expression.</param>
/// <param name="propertyValue">The property value.</param>
/// <returns></returns>
public static IEnumerable <ValidationResult> Validate <TModel, TProperty>(
this IValidationRunner runner, Expression <Func <TModel, TProperty> > propertyExpression, TProperty propertyValue)
{
MemberExpression memberExpression = (MemberExpression)propertyExpression.Body;
return(runner.Validate(typeof(TModel), propertyValue, memberExpression.Member.Name));
}
/// <summary>
/// When overridden in a derived class, this method contains the code to determine whether the value in the input control is valid.
/// </summary>
/// <returns>
/// true if the value in the input control is valid; otherwise, false.
/// </returns>
protected override bool EvaluateIsValid()
{
Type modelType = GetModelType();
object value;
try
{
value = GetModelPropertyValue(PropertyName, ControlToValidate);
}
catch (ValidationException ex)
{
ErrorMessage = ex.ValidationResult.ErrorMessage;
return(false);
}
IEnumerable <ValidationResult> errors =
_validationRunner.Validate(modelType, value, PropertyName);
if (errors.Any())
{
ErrorMessage = errors.GetErrorMessage();
return(false);
}
return(true);
}
public void Booking_GetErrors_ClientName_Null()
{
Booking instance = new Booking
{
ArrivalDate = new DateTime(2009, 8, 13),
NumberOfGuests = 2
};
IEnumerable <ValidationResult> errors = _validationRunner.Validate(instance);
List <ValidationResult> validationResults = new List <ValidationResult>();
Validator.TryValidateObject(instance, new ValidationContext(instance, null, null), validationResults);
Assert.That(errors.Count(), Is.EqualTo(1));
Assert.That(validationResults.Count, Is.EqualTo(1));
ValidationResult errorInfo = errors.First();
Assert.That(errorInfo.MemberNames.Contains("ClientName"));
Assert.That(errorInfo.ErrorMessage, Is.EqualTo(Booking.ClientNameRequiredMessage));
}
/// <summary>
/// Validates the specified model.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="runner">The runner.</param>
/// <param name="model">The model.</param>
/// <returns></returns>
public static IEnumerable <ValidationResult> Validate <T>(this IValidationRunner runner, T model)
{
return(runner.Validate(model));
}