Handling vendored javascript in Jasmine + Jasmine headless

application.js

// This is a manifest file that'll be compiled into application.js, which will include all the files
// listed below.
//
// Any JavaScript/Coffee file within this directory, lib/assets/javascripts, vendor/assets/javascripts,
// or vendor/assets/javascripts of plugins, if any, can be referenced here using a relative path.
//
// It's not advisable to add code directly here, but if you do, it'll appear at the bottom of the
// the compiled file.
//
// WARNING: THE FIRST BLANK LINE MARKS THE END OF WHAT'S TO BE PROCESSED, ANY BLANK LINE SHOULD
// GO AFTER THE REQUIRES BELOW.
//
//= require gem_vendored
//= require_tree ./lib
//= require_tree ./application

ci.rake

namespace :ci do
  desc "Run the headless Jasmine suite"
  task :jasmine do
    sh "bundle exec xvfb-run jasmine-headless-webkit --use-server"
  end
end

gem_vendored.js

//= require jquery
//= require jquery_ujs
//= require_tree ./vendor

Gemfile

gem 'jasmine-headless-webkit', git: "git://github.com/johnbintz/jasmine-headless-webkit.git"

jasmine.yml

src_files:
  - gem_vendored.js #need this for jasmine-headless
  - assets/gem_vendored.js  #this for regular jasmine
  - spec/javascripts/support/vendor/**/*.js
  - spec/javascripts/support/helpers/**/*.js
  - app/assets/javascripts/lib/**/*.js
  - app/assets/javascripts/application/**/*.js
  - app/assets/javascripts/views/**/*.js

asset_paths:
  - app/assets/javascripts
  - vendor/assets/javascripts

helpers:
  - "helpers/**/*.{js,coffee}"

spec_files:
  - "**/*[Ss]pec.{js,coffee}"

spec_dir: spec/javascripts