Karenina
If you added up the time you spent waiting for rails to load before you could run your tests, you could have read a russian novel.
Installation
Add this line to your application's Gemfile:
group :test do
gem 'karenina'
end
And this line to your spec/spec_helper, at the top please
require 'karenina'
And then execute:
$ bundle
Or install it yourself as:
$ gem install karenina