public void testAddVendorCredit() { vendorCredit vendorCredit = new vendorCredit(); vendorCredit.fundingSubmerchantId = "123456"; vendorCredit.vendorName = "merchant"; vendorCredit.fundsTransferId = "123467"; vendorCredit.amount = 106L; echeckType echeck = new echeckType(); echeck.accType = echeckAccountTypeEnum.Checking; echeck.accNum = "12345657890"; echeck.routingNum = "123456789"; echeck.checkNum = "123455"; vendorCredit.accountInfo = echeck; batchRequest.addVendorCredit(vendorCredit); Assert.AreEqual(1, batchRequest.getNumVendorCredit()); Assert.AreEqual(106L, batchRequest.getVendorCreditAmount()); mockLitleFile.Verify(litleFile => litleFile.createRandomFile(It.IsAny<String>(), It.IsAny<String>(), It.IsAny<String>(), mockLitleTime.Object)); mockLitleFile.Verify(litleFile => litleFile.AppendLineToFile(mockFilePath, vendorCredit.Serialize())); }