public void ViewModelBaseNoErrorsTest()
{
var personViewModel = new PersonViewModel { PersonFirstName = "Igr Alexánder", PersonLastName = "Fernández Saúco" };
((IModelValidation)personViewModel).Validate();
var validationSummary = personViewModel.GetValidationContext().GetValidationSummary("Person");
Assert.IsFalse(validationSummary.HasErrors);
Assert.IsFalse(validationSummary.HasWarnings);
}