You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: stripe_helper.rb
    path of file: ./repos/openfoodnetwork/spec/support/request
    
    the code of the file until where you have to start completion: # frozen_string_literal: true

module StripeHelper
  def fill_out_card_details
    fill_in "stripe-cardnumber", with: '4242424242424242'
    fill_in
    
  def with_stripe_setup(api_key = "sk_test_12345", publishable_key = "pk_test_12345")
    original_keys = [Stripe.api_key, Stripe.publishable_key]

    Stripe.api_key = api_key
    Stripe.publishable_key = publishable_key

    yield

    Stripe.api_key, Stripe.publishable_key = original_keys
  end