public async Task GetDetailAsync_ReturnsRecurringInvoice()
        {
            // Act
            var data = (await RecurringInvoiceClient.Detail(_recurringInvoiceId).GetAsync()).AssertResult();

            // Assert
            AssertGetModel(data);
        }
        public async Task GetDetailAsync_Expand_ReturnsRecurringInvoice()
        {
            // Act
            var data = (await RecurringInvoiceClient.Detail(_recurringInvoiceId)
                        .Include(i => i.InvoiceTemplate.ConstantSymbol)
                        .Include(i => i.InvoiceTemplate.Currency)
                        .Include(i => i.InvoiceTemplate.Partner)
                        .Include(i => i.InvoiceTemplate.PaymentOption)
                        .Include(i => i.InvoiceTemplate.VatReverseChargeCode)
                        .Include(i => i.InvoiceTemplate.Items.PriceListItem)
                        .GetAsync()).AssertResult();

            // Assert
            AssertGetModel(data);
            AssertExpand(data);
        }