I like the additional expressiveness of RSpec, that's why Steak is based on it. But there's nothing preventing you from using Capybara or Webrat with Test/Unit (no RSpec, no Steak) If you're using Rails I'd suggest using integration tests which you have out-of-the-box.
-- Luismi
Hi David,I haven't tried it, but there's an alternative to Steak that doesn't use RSpec: