public static IEnumerable<Error> ConvertValidationResultToErrorList(ModelValidationResult result)
{
if (result == null)
return null;
return
from error in result.Errors
from memberName in error.MemberNames
select new Error(false, error.GetMessage(memberName), memberName);
}
public void Should_return_invalid_if_any_errors_exist()
{
// Given
var subject = new ModelValidationResult(new[] { new ModelValidationError("blah", "blah") });
// When
var result = subject.IsValid;
// Then
result.ShouldBeFalse();
}
public void Should_return_valid_when_no_errors_exist()
{
// Given
var subject = new ModelValidationResult((IEnumerable<ModelValidationError>)null);
// When
var result = subject.IsValid;
// Then
result.ShouldBeTrue();
}
public static List<string> GetValidationErrors(ModelValidationResult result)
{
List<string> errors = new List<string>();
foreach(var e in result.Errors)
{
foreach(var message in e.Value)
{
errors.Add (message.ErrorMessage);
}
}
return errors;
}
public static ActionResult AsErrorOnValidation(ModelValidationResult validationResult)
{
var result = new ActionResult(false);
foreach (var error in validationResult.Errors)
{
foreach (var member in error.MemberNames)
{
result.WithError(error.GetMessage(member));
}
}
return result;
}
public static Response AsValidationError(this IResponseFormatter response, ModelValidationResult result)
{
var model = new { Errors = new List<string>() };
foreach (var error in result.Errors)
{
foreach (var member in error.MemberNames)
{
model.Errors.Add(error.GetMessage(member));
}
}
return response.AsJson(model)
.WithStatusCode(400);
}
public void AddValidationErrors(ModelValidationResult result)
{
Model.Errors.AddRange(Helpers.ErrorHelper.ConvertValidationResultToErrorList(result));
}