public void testAddReserveDebit() { reserveDebit reserveDebit = new reserveDebit(); reserveDebit.fundingSubmerchantId = "123456"; reserveDebit.fundsTransferId = "123467"; reserveDebit.amount = 107L; batchRequest.addReserveDebit(reserveDebit); Assert.AreEqual(1, batchRequest.getNumReserveDebit()); Assert.AreEqual(107L, batchRequest.getReserveDebitAmount()); mockLitleFile.Verify(litleFile => litleFile.createRandomFile(It.IsAny<String>(), It.IsAny<String>(), It.IsAny<String>(), mockLitleTime.Object)); mockLitleFile.Verify(litleFile => litleFile.AppendLineToFile(mockFilePath, reserveDebit.Serialize())); }