cucumber web steps, designed to work with any of capybara's drivers. Test framework agnostic (you can use them with rspec-1, rspec-2, test/unit and minitest).

Dead simple mocking for HTTP services, a Sinatra app

Cucumber Websteps, Helpers and Executable for Web Test Automation

This is a simple example I built while playing with Sinatra and Cucumber a bit, so that I could get to a good starting point.

Sinatra application that allow us to have an admin dashboard with minimal effort.