How to test Rails 3 Engines with Cucumber & Rspec?

Question

I apologize if this question is slightly subjective... I am trying to figure out the best way to test Rails 3 Engines with Cucumber & Rspec. In order to test the engine a r

Answer 1

A bit late to the party, but here is my strategy:

1. Generating the rails plugin in 3.2:

   rails plugin new blog --mountable --full
   

   This creates test/dummy, containing the dummy rails app

2. Add the specs to spec

3. Move the dummy folder to spec (and optionally get rid of the other testfiles)

4. Adapt specs/spec_helper.rb so it includes

   require File.expand_path("../.../config/environment", __FILE__)
   

   instead of

   require File.expand_path("../dummy/config/environment", __FILE__)
   

5. Execute rails g cucumber:install. It will generate features folder a.o.

6. Add

   ENV["RAILS_ROOT"] ||= File.expand_path(File.dirname(__FILE__) + '/../../spec/dummy')
   

   before

   require 'cucumber/rails'
   

   in features/support/env.rb

Now you have features and spec in the root of you project, while the dummy rails app is neatly tucked away under spec/dummy