public void IsValidWhen_DisplayName_IsNotEmpty()
{
var validator = new UpdateNameValidator();
var model = new UpdateNameForm { DisplayName = "test" };
var results = validator.Validate(model);
var error = results.Errors.SingleOrDefault(e => e.PropertyName == PropertyName);
error.ShouldBeNull();
}
public void IsInvalidWhen_DisplayName_IsWhiteSpace()
{
var validator = new UpdateNameValidator();
var model = new UpdateNameForm { DisplayName = " \r" };
var results = validator.Validate(model);
results.IsValid.ShouldBeFalse();
results.Errors.Count.ShouldBeInRange(1, int.MaxValue);
var error = results.Errors.SingleOrDefault(e => e.PropertyName == PropertyName);
error.ShouldNotBeNull();
// ReSharper disable PossibleNullReferenceException
error.ErrorMessage.ShouldEqual(
UpdateNameValidator.FailedBecauseDisplayNameWasEmpty);
// ReSharper restore PossibleNullReferenceException
}
