public void ValidatesIncompleteBicycle()
{
Bicycle bicycle = null;
ValidationResult validationResult = null;
"Given an empty bicycle instance"
.Given(() =>
{
bicycle = new Bicycle();
});
"When is validated"
.When(() =>
{
IBicyleRepository bicyleRepository = Mock.Of <IBicyleRepository>();
var bicycleValidator = new BicycleValidator(bicyleRepository);
validationResult = bicycleValidator.Validate(bicycle);
});
"Then the bicycle is not valid"
.Then(() =>
{
Assert.False(validationResult.IsValid);
});
"And it has three validation errors"
.Then(() =>
{
Assert.Equal(3, validationResult.Errors.Count);
});
}
public BicycleValidator(IBicyleRepository bicyleRepository)
{
RuleFor(b => b.Name).NotEmpty();
RuleFor(b => b.Quantity).GreaterThan(0);
RuleFor(b => b.RentPrice).GreaterThan(0);
RuleSet(ApplyTo.Post, () =>
{
RuleFor(b => b.Id).Equal(0);
Custom(b =>
{
bool bicycleWithSameNameExists =
bicyleRepository.Get(x => x.Name.ToLower() == b.Name.ToLower()).Any();
if (bicycleWithSameNameExists)
{
return(new ValidationFailure("Name", "A bicycle with the same name already exists.",
"AlreadyExists"));
}
return(null);
});
});
RuleSet(ApplyTo.Put, () =>
{
RuleFor(b => b.Id).GreaterThan(0);
Custom(b =>
{
bool bicycleWithSameNameExists =
bicyleRepository.Get(x => x.Name.ToLower() == b.Name.ToLower() && x.Id != b.Id).Any();
if (bicycleWithSameNameExists)
{
return(new ValidationFailure("Name", "A bicycle with the same name already exists.",
"AlreadyExists"));
}
return(null);
});
});
}
