class Stripe::Customer::TestHelpers

def self.fund_cash_balance(customer, params = {}, opts = {})
  request_stripe_object(
    method: :post,
    path: format("/v1/test_helpers/customers/%<customer>s/fund_cash_balance", { customer: CGI.escape(customer) }),
    params: params,
    opts: opts
  )
end

def fund_cash_balance(params = {}, opts = {})
  @resource.request_stripe_object(
    method: :post,
    path: format("/v1/test_helpers/customers/%<customer>s/fund_cash_balance", { customer: CGI.escape(@resource["id"]) }),
    params: params,
    opts: opts
  )
end