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class Membership
  
  belongs_to :user
  belongs_to :group

  after_save :send_email_notification, if: ->(m) { m.accepted_changed? && m.accepted? }

  def send_email_nofication
    NotificationMailer.accepted(self, user).deliver!
  end

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# session controller 
# receives callbacks with oauth
class SessionsController < ApplicationController

  skip_before_filter :login_required

  def create
    login.run!
    redirect_to root_path
  end

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# in your spec_helper.rb
RSpec.configure do |config|
  config.around(:each) do |example|
    timeout(0.2) { example.run  }
  end
end

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machine:
  environment:
    AWS_ACCESS_KEY_ID: 
    AWS_SECRET_ACCESS_KEY: 
dependencies:
  pre:
    - pip install cli53 --user
test:
  override:
    - "rake"

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cli53 = '/home/ubuntu/.local/bin/cli53'
zones_on_aws = `#{cli53} list`.lines.select{|e| e =~ /Name/ }.map{|e| e.split(":").last.strip.sub(/\.$/, '') }

Dir.glob('zones/*.bind').each do |zone|
  zone_name = File.basename(zone, '.bind')
  unless zones_on_aws.include?(zone_name)
    system("#{cli53} create #{zone_name}")
    puts "#{zone_name} created."
  end
  abort("Can't sync #{zone_name}...") unless system("#{cli53} import #{zone_name} --file #{zone} --replace")

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class KittenMailer < ActionMailer::Base

  def mail *args
    attachments['cat.jpeg'] =  open("http://placekitten.com/#{rand(300)+300}/#{rand(300)+300}").read
    super
  end
  
end

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class ApplicationController < ActionController::Base
  extend DecentDecorate
end

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feature "correct syntax in project" do

  scenario "validate coffeescript files for errors" do
    Dir["#{Rails.root}/**/*.coffee"].each do |file|
      %x[coffee --lint -p #{file} ]
      $?.success?.should be_true
    end
  end
  
  scenario "validate haml files" do

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{
  "name": "some_project",
  "version": "0.0.1",
  "dependencies": {
    "coffee-script": "1.1.1"
  }
}

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class Hash
  
  define_method '[]_with_try_on', do |*args|
    if args.size == 1 and (args.is_a?(Symbol) or args.is_a?(String))
      self.send(:'[]_with_try_on', args.first)
    else
      args.inject(self.dup){|memo, e|  memo.dup.delete(e) if memo.is_a?(Hash)   }
    end
  end