Behaviour Driven Development for Ruby

# RSpec Core

RSpec Core provides the structure for writing executable examples of how your
code should behave.

## Documentation

* [Cucumber features](http://relishapp.com/rspec/rspec-expectations)
* [RDoc](http://rubydoc.info/gems/rspec-expectations/2.4.0/frames)

Homepage:
https://github.com/rspec
