private static void TestCreateInvoiceItems(StripePayment payment)
{
StripeCustomer cust = payment.CreateCustomer(new StripeCustomerInfo());
StripeInvoiceItemInfo info = GetInvoiceItemInfo();
info.CustomerId = cust.Id;
StripeInvoiceItem item = payment.CreateInvoiceItem(info);
StripeInvoiceItemUpdateInfo updateInfo = GetInvoiceItemUpdateInfo();
updateInfo.Description = "Invoice item: " + Guid.NewGuid().ToString();
StripeInvoiceItem item2 = payment.UpdateInvoiceItem(item.Id, updateInfo);
StripeInvoiceItem item3 = payment.GetInvoiceItem(item2.Id);
if (item.Description == item3.Description) throw new Exception("Update failed");
StripeInvoiceItem deleted = payment.DeleteInvoiceItem(item2.Id);
if (!deleted.Deleted.HasValue && deleted.Deleted.Value) throw new Exception("Delete failed");
int total;
var items = payment.GetInvoiceItems(10, 10, null, out total);
Console.WriteLine(total);
payment.DeleteCustomer(cust.Id);
}