Rails 3 and Rspec 2: Smooth and super fast

Gemfile

# code omitted

group :development, :test do
 gem "faker"
 gem "populator"
end

group :test do
 gem "capybara"
 gem "database_cleaner"
 gem "email_spec"
 gem "factory_girl_rails"
 gem "fuubar"
 gem "guard-spork"
 gem "guard-rspec"
 gem "growl"
 gem "rb-fsevent"
 gem "launchy"
 gem "rspec-rails"
 gem "spork-rails"
end

Guardfile

#!/usr/bin/env ruby
require "active_support/core_ext/string"

interactor :off

guard "spork", rspec_env: { RAILS_ENV: "test" } do
 watch("config/application.rb")
 watch("config/environment.rb")
 watch("config/environments/test.rb")
 watch(%r{^config/initializers/.+\.rb$})
 watch("Gemfile")
 watch("Gemfile.lock")
 watch("spec/spec_helper.rb")
 watch(%r{^spec/support/.+\.rb$})
end

guard "rspec", version: 2, cli: "--color --format Fuubar --fail-fast --drb" do
 watch(%r{^spec/.+_spec\.rb$})
 watch("config/routes.rb") { "spec/routing" }
 watch("app/controllers/application_controller.rb") { "spec/controllers" }
 watch(%r{^app/models/(.+)\.rb$}) { |m| ["spec/controllers/#{m[1].pluralize}_controller_spec.rb", "spec/models/#{m[1]}_spec.rb", "spec/factories/#{m[1]}.rb"] }
 watch(%r{^spec/factories/(.+)\.rb$}) { |m| ["spec/controllers/#{m[1].pluralize}_controller_spec.rb"] }
 watch(%r{^app/controllers/(.+)_(controller)\.rb$}) { |m| ["spec/routing/#{m[1]}_routing_spec.rb", "spec/#{m[2]}s/#{m[1]}_#{m[2]}_spec.rb"] }
end

spec/spec_helper.rb

Spork.prefork do
 ENV["RAILS_ENV"] ||= "test"

 require File.expand_path("../../config/environment", __FILE__)
 require "rspec/rails"
 require "capybara/rspec"
 require "capybara/rails"
 require "email_spec"
 require "sidekiq/testing"

 Dir[Rails.root.join("spec/support/**/*.rb")].each { |f| require f }

 RSpec.configure do |config|
 # includes
 include ActionDispatch::TestProcess

 # rspec includes
 config.include(EmailSpec::Helpers)
 config.include(EmailSpec::Matchers)
 config.include(Devise::TestHelpers, type: :controller)

 # extends
 config.extend(ControllerMacros, type: :controller)
 config.extend(UploadMacros)

 # hooks
 config.before(:suite) do
 DatabaseCleaner.strategy = :transaction
 DatabaseCleaner.clean_with(:truncation)
 end

 config.before(:each) do
 DatabaseCleaner.start
 end

 config.after(:each) do
 DatabaseCleaner.clean
 end

 config.after(:all) do
 UploadMacros::cleanup if Rails.env.test?
 end
 end
end

Spork.each_run do
 Dir[Rails.root.join("app/models/*.rb")].each { |f| require f }
 FactoryGirl.reload
end

spec/support/controller_macros.rb

module ControllerMacros
 def login_admin
 before(:each) do
 @request.env["devise.mapping"] = Devise.mappings[:admin]
 sign_in FactoryGirl.create(:user, :with_group_admin)
 end
 end

 def login_user
 before(:each) do
 @request.env["devise.mapping"] = Devise.mappings[:user]
 user = FactoryGirl.create(:user, :with_groups)
 sign_in user
 end
 end
end

spec/support/upload_macros.rb

module UploadMacros
 def self.upload(opts)
 fixture_file_upload("#{Rails.root}/spec/files/#{opts[:file]}", opts[:type])
 end

 def self.cleanup
 FileUtils.rm_rf("#{Rails.root}/public/uploads/test")
 end
end

now just run and enjoy :)

guard -c