[rspec-users] noob question (trying to understand view specs vs webrat and cucumber)...
chris at silhouettesolutions.net
Thu Jul 16 01:46:02 EDT 2009
I appreciate the reply...
So would I be correct in saying that I should develop all of my spec
tests first, and then finish it up by running some cucumber tests?
On Jul 15, 11:34 pm, Tom Stuart <t... at experthuman.com> wrote:
> Hi Chris,
> On 16 Jul 2009, at 04:14, Chris Sund wrote:
> > Can someone clarify in "simple" terms the relationship between rspec
> > and cucumber.
> Very short answer:
> RSpec is for specifying the behaviour of individual pieces of your
> application, ideally in isolation from all of the other pieces. The
> mocking framework allows you to write specs for each separate piece
> (e.g. each class) in a way that doesn't depend on any of the other
> pieces: "Assuming that pieces A and B and C behave in the way they're
> supposed to, piece D should behave like this...". This gives you a way
> to drive the actual implementation of your application in detail, at
> the level of individual methods doing simple jobs.
> Cucumber is for specifying/testing the overall behaviour of your
> application. Whereas RSpec exercises each individual piece in
> isolation, Cucumber exercises the interactions between all of the
> pieces, and allows you to check what happens when several such
> interactions happen in a particular order (e.g. a user playing a
> complete game of Codebreaker, or going through the complete checkout/
> payment process in a web application). Whereas RSpec examples are very
> fine-grained and implementation-focused, Cucumber features are meant
> to be broad and high-level in a way that makes them meaningful to
> actual users of the application (or the customers who are asking for
> it to be built) rather than just programmers.
> One way of thinking about this is that your specs make all sorts of
> assumptions about how the rest of the system is meant to behave, and
> Cucumber is a way of actually checking those assumptions by running
> the system as a whole.
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