[Retracted] Development Strategy of Intelligent Digital Library without Human Service in the Era of “Internet +”

Table 1

Test cases and output of book borrowing function.

Test case ID	Expected output	Actual output
1	Please scan books	Please scan books
2	Please scan the library card	Please scan the library card
3	Wrong library card number input	Wrong library card number input
4	Exceeding the maximum borrowing amount	Exceeding the maximum borrowing amount
5	Borrowing succeeded	Borrowing succeeded