shared_context 'stripe' do
  let(:default_card_data) do
    {
      number: '4242424242424242',
      exp_month: 1,
      exp_year: 45,
      cvc: '111'
    }
  end
end

def working_stripe_token(subscriber, card_hash = default_card_data)
  unless subscriber.stripe_id.present?
    customer = Stripe::Customer.create(email: subscriber.email)
    subscriber.stripe_id = customer.id
    subscriber.save
    subscriber.reload
  end
  Stripe::Token.create(card: card_hash).id
end