private static void TestSimpleCharge(StripePayment payment)
        {
            StripeCreditCardInfo cc = GetCC();
            StripeCharge charge = payment.Charge(5001, "usd", cc, "Test charge");
            Console.WriteLine(charge);
            string charge_id = charge.Id;
            StripeCharge charge_info = payment.GetCharge(charge_id);
            Console.WriteLine(charge_info);

            StripeCharge refund = payment.Refund(charge_info.Id);
            Console.WriteLine(refund.Created);
        }
 private static void TestPartialRefund(StripePayment payment)
 {
     StripeCreditCardInfo cc = GetCC();
     StripeCharge charge = payment.Charge(5001, "usd", cc, "Test partial refund");
     Console.WriteLine(charge.Id);
     StripeCharge refund = payment.Refund(charge.Id, 2499);
     Console.WriteLine(refund.Amount);
 }