Serialize() public method

public Serialize ( ) : string
return string
        public void testAddAccountUpdate()
        {
            accountUpdate accountUpdate = new accountUpdate();
            accountUpdate.reportGroup = "Planets";
            accountUpdate.orderId = "12344";
            cardType card = new cardType();
            card.type = methodOfPaymentTypeEnum.VI;
            card.number = "4100000000000002";
            card.expDate = "1210";
            accountUpdate.card = card;

            batchRequest.addAccountUpdate(accountUpdate);

            Assert.AreEqual(1, batchRequest.getNumAccountUpdates());

            mockLitleFile.Verify(litleFile => litleFile.createRandomFile(It.IsAny<String>(), It.IsAny<String>(), It.IsAny<String>(), mockLitleTime.Object));
            mockLitleFile.Verify(litleFile => litleFile.AppendLineToFile(mockFilePath, accountUpdate.Serialize()));
        }