public void testSale()
        {
            var sale = new sale();
            sale.orderId = "12344";
            sale.amount = 106;
            sale.orderSource = orderSourceType.ecommerce;
            var card = new cardType();
            card.type = methodOfPaymentTypeEnum.VI;
            card.number = "4100000000000002";
            card.expDate = "1210";
            sale.card = card;

            var mockLitleResponse = new Mock<litleResponse>();
            var mockLitleXmlSerializer = new Mock<litleXmlSerializer>();

            mockXmlReader.SetupSequence(XmlReader => XmlReader.ReadOuterXml())
                .Returns("<saleResponse xmlns='http://www.litle.com/schema'><litleTxnId>123</litleTxnId></saleResponse>")
                .Returns("<saleResponse xmlns='http://www.litle.com/schema'><litleTxnId>124</litleTxnId></saleResponse>");

            var mockedLitleBatchResponse = new batchResponse();
            mockedLitleBatchResponse.setSaleResponseReader(mockXmlReader.Object);

            mockLitleResponse.Setup(litleResponse => litleResponse.nextBatchResponse())
                .Returns(mockedLitleBatchResponse);
            var mockedLitleResponse = mockLitleResponse.Object;

            var mockedCommunications = mockCommunications.Object;

            mockLitleXmlSerializer.Setup(
                litleXmlSerializer =>
                    litleXmlSerializer.DeserializeObjectFromString(It.IsAny<string>()))
                .Returns(mockedLitleResponse);
            var mockedLitleXmlSerializer = mockLitleXmlSerializer.Object;

            var mockedLitleFile = mockLitleFile.Object;

            litle.setCommunication(mockedCommunications);
            litle.setLitleXmlSerializer(mockedLitleXmlSerializer);
            litle.setLitleFile(mockedLitleFile);
            litle.setLitleTime(mockLitleTime.Object);

            var litleBatchRequest = new batchRequest(_mockCache.Object);
            litleBatchRequest.setLitleFile(mockedLitleFile);
            litleBatchRequest.setLitleTime(mockLitleTime.Object);
            litleBatchRequest.addSale(sale);
            litleBatchRequest.addSale(sale);
            litle.addBatch(litleBatchRequest);

            var batchFileName = litle.sendToLitle();

            var actualLitleResponse = litle.receiveFromLitle(batchFileName);
            var actualLitleBatchResponse = actualLitleResponse.nextBatchResponse();
            var actualSaleResponse1 = actualLitleBatchResponse.nextSaleResponse();
            var actualSaleResponse2 = actualLitleBatchResponse.nextSaleResponse();
            var nullSaleResponse = actualLitleBatchResponse.nextSaleResponse();

            Assert.AreEqual(123, actualSaleResponse1.litleTxnId);
            Assert.AreEqual(124, actualSaleResponse2.litleTxnId);
            Assert.IsNull(nullSaleResponse);

            mockCommunications.Verify(
                Communications =>
                    Communications.FtpDropOff(It.IsAny<string>(), mockFileName, It.IsAny<Dictionary<string, string>>()));
            mockCommunications.Verify(
                Communications =>
                    Communications.FtpPickUp(It.IsAny<string>(), It.IsAny<Dictionary<string, string>>(), mockFileName));
        }