| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 35 of 125 | 72% | 5 of 10 | 50% | 8 | 15 | 7 | 29 | 3 | 10 |
| lambda$updateBook$0(Book, Book) | | 0% | n/a | 1 | 1 | 3 | 3 | 1 | 1 | |
| updateBook(Long, Book) | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 | |
| lambda$updateBook$1() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| borrowBook(Long, Long) | | 94% | | 50% | 3 | 4 | 1 | 9 | 0 | 1 |
| returnBook(Long) | | 92% | | 50% | 2 | 3 | 1 | 8 | 0 | 1 |
| createBook(Book) | | 100% | n/a | 0 | 1 | 0 | 2 | 0 | 1 | |
| getBookById(Long) | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 | |
| deleteBook(Long) | | 100% | n/a | 0 | 1 | 0 | 2 | 0 | 1 | |
| getAllBooks() | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 | |
| BookService() | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 |