public void testCredit() { credit credit = new credit(); credit.orderId = "12344"; credit.amount = 106; credit.orderSource = orderSourceType.ecommerce; cardType card = new cardType(); card.type = methodOfPaymentTypeEnum.VI; card.number = "4100000000000001"; card.expDate = "1210"; credit.card = card; var mockLitleResponse = new Mock<litleResponse>(); var mockLitleXmlSerializer = new Mock<litleXmlSerializer>(); mockXmlReader.SetupSequence(XmlReader => XmlReader.ReadOuterXml()) .Returns("<creditResponse xmlns='http://www.litle.com/schema'><litleTxnId>123</litleTxnId></creditResponse>") .Returns("<creditResponse xmlns='http://www.litle.com/schema'><litleTxnId>124</litleTxnId></creditResponse>"); batchResponse mockedLitleBatchResponse = new batchResponse(); mockedLitleBatchResponse.setCreditResponseReader(mockXmlReader.Object); mockLitleResponse.Setup(litleResponse => litleResponse.nextBatchResponse()).Returns(mockedLitleBatchResponse); litleResponse mockedLitleResponse = mockLitleResponse.Object; Communications mockedCommunications = mockCommunications.Object; mockLitleXmlSerializer.Setup(litleXmlSerializer => litleXmlSerializer.DeserializeObjectFromFile(It.IsAny<String>())).Returns(mockedLitleResponse); litleXmlSerializer mockedLitleXmlSerializer = mockLitleXmlSerializer.Object; litleFile mockedLitleFile = mockLitleFile.Object; litle.setCommunication(mockedCommunications); litle.setLitleXmlSerializer(mockedLitleXmlSerializer); litle.setLitleFile(mockedLitleFile); litle.setLitleTime(mockLitleTime.Object); batchRequest litleBatchRequest = new batchRequest(); litleBatchRequest.setLitleFile(mockedLitleFile); litleBatchRequest.setLitleTime(mockLitleTime.Object); litleBatchRequest.addCredit(credit); litleBatchRequest.addCredit(credit); litle.addBatch(litleBatchRequest); string batchFileName = litle.sendToLitle(); litleResponse actualLitleResponse = litle.receiveFromLitle(batchFileName); batchResponse actualLitleBatchResponse = actualLitleResponse.nextBatchResponse(); creditResponse actualCreditReponse1 = actualLitleBatchResponse.nextCreditResponse(); creditResponse actualCreditReponse2 = actualLitleBatchResponse.nextCreditResponse(); creditResponse nullCreditReponse1 = actualLitleBatchResponse.nextCreditResponse(); Assert.AreEqual(123, actualCreditReponse1.litleTxnId); Assert.AreEqual(124, actualCreditReponse2.litleTxnId); Assert.IsNull(nullCreditReponse1); 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)); }