RSpec helper for testing Twilio sms deliveries

twilio_helper.rb

module TwilioHelper

  module TwilioMocker

    def deliveries
      @deliveries ||= []
    end

    def create(options)
      deliveries << options
    end

  end

  def self.included(base)
    Twilio::REST::Messages.send(:include, TwilioMocker)
    RSpec.configure do |config|
      config.after(:each) do
        TWILIO.account.messages.instance_variable_set("@deliveries", [])
      end
    end
  end

  def expect_sms_delivery(&block)
    expect(block).to change(TWILIO.account.messages.deliveries, :length).by(1)
  end

end