How to test actions? about light-service HOT 2 CLOSED

module Services
  class SendsNotifivationEmail
    def self.execute(context)
       return context if context.failure?
       admin = context.fetch :admin

       UserMailer.send_order_notification(admin)

       context
    end
  end
end

describe MakesOrderAction do
  let(:admin) { double(:admin) }

   it "sends notification user to admin" do
     context = {:admin => admin} 
     context.stub(:failure? => false) # The method failure? needs to be stubbed on the hash
     UserMailer.should_receive(:send_order_notification) \
                     .with(admin)

     MakesOrderAction.execute(context)      
  end
end