Guard + Rspec + Spork

Guardfile

# A sample Guardfile
# More info at https://github.com/guard/guard#readme

guard 'rspec', :version        => 2, 
               :cli            => '--colour --drb --format documentation --fail-fast', 
               :all_after_pass => false, 
               :all_on_start   => false,
               :keep_failed    => false,
               :notify         => true do
  watch(%r{^spec/.+_spec\.rb$})
  watch(%r{^lib/(.+)\.rb$})     { |m| "spec/lib/#{m[1]}_spec.rb" }
  watch('spec/spec_helper.rb')  { "spec" }

  # Rails example
  watch(%r{^spec/.+_spec\.rb$})
  watch(%r{^app/(.+)\.rb$})                           { |m| "spec/#{m[1]}_spec.rb" }
  watch(%r{^lib/(.+)\.rb$})                           { |m| "spec/lib/#{m[1]}_spec.rb" }
  watch(%r{^app/controllers/(.+)_(controller)\.rb$})  { |m| ["spec/routing/#{m[1]}_routing_spec.rb", "spec/#{m[2]}s/#{m[1]}_#{m[2]}_spec.rb", "spec/acceptance/#{m[1]}_spec.rb"] }
  watch(%r{^spec/support/(.+)\.rb$})                  { "spec" }
  watch('spec/spec_helper.rb')                        { "spec" }
  watch('config/routes.rb')                           { "spec/routing" }
  watch('app/controllers/application_controller.rb')  { "spec/controllers" }
  # Capybara request specs
  watch(%r{^app/views/(.+)/.*\.(erb|haml)$})          { |m| "spec/requests/#{m[1]}_spec.rb" }
end

guard 'spork', :cucumber => false, :rspec_env => { 'RAILS_ENV' => 'test' }, :bundler => false, :notify => true, :wait => 30  do
  watch('spec/spec_helper.rb')
end

spec_helper.rb

require 'spork'

Spork.prefork do
  # Loading more in this block will cause your tests to run faster. However,
  # if you change any configuration or code from libraries loaded here, you'll
  # need to restart spork for it take effect.
  # Configure Rails Envinronment
  ENV["RAILS_ENV"] = "test"      
  require File.expand_path("../../../hannah_keeley/config/environment.rb",  __FILE__)

  require 'active_support'
  require 'rspec/rails'
	require 'mocha'
  require 'rspec/rails/mocha'
  require 'rails/all'
  require 'growl'
  require 'shoulda/matchers'
  
	ActionMailer::Base.delivery_method = :test
  ActionMailer::Base.perform_deliveries = true
  ActionMailer::Base.default_url_options[:host] = "test.com"
  ActionController::Base.default_url_options[:host] = "test.com"

  Rails.backtrace_cleaner.remove_silencers!

  Dir["#{File.dirname(__FILE__)}/fabricators/**/*.rb"].each { |f| require f }
  Dir["#{File.dirname(__FILE__)}/support/**/*.rb"].each { |f| require f }
  
  RSpec.configure do |config|
    config.mock_with :mocha
    config.include Devise::TestHelpers, :type => :controller
    config.include Devise::TestHelpers, :type => :view
    config.include RSpec::Rails::Mocha
  end
  
end

Spork.each_run do
  # This code will be run each time you run your specs.
  Dir["#{File.dirname(__FILE__)}/fabricators/**/*.rb"].each { |f| require f }
  Dir["#{File.dirname(__FILE__)}/support/**/*.rb"].each { |f| require f }
end