gistfile1.txt

require 'rubygems'
require 'rspec'

module EventLogging

  def self.included(base)
    base.extend ClassMethods
  end

  module ClassMethods
    def log_event(name, level, &block)
      raise "Logger nao tem nada pra fazer!?" unless block_given?

      define_method(name) do |args|
        Logger.send(level, block.call(args)) if Logger.send(:"#{level}?")
      end
    end
  end
end

module SynchronizationEvents
  include EventLogging

  log_event(:begin_synch_with_content_management, :info) {|updated_at| "Iniciando sincronizacao com CMS: #{updated_at}" }
end

class Synchronization

  include SynchronizationEvents

  def synch_with_content_management(options = {})
    updated_at = options[:updated_at]

    begin_synch_with_content_management(updated_at)
  end

end

class Logger
end

describe 'logging events' do
  it 'should call a logger when an event happens' do
    Logger.should_receive(:send).with(:info, "Iniciando sincronizacao com CMS: 123")
    Synchronization.new.synch_with_content_management(:updated_at => 123)
  end
end