| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 2 of 188 | 98% | 1 of 20 | 95% | 1 | 22 | 0 | 35 | 0 | 12 |
| getInstance(boolean) | | 66% | | 50% | 1 | 2 | 0 | 1 | 0 | 1 |
| convertToISBN13(String) | | 100% | | 100% | 0 | 3 | 0 | 11 | 0 | 1 |
| ISBNValidator(boolean) | | 100% | n/a | 0 | 1 | 0 | 5 | 0 | 1 | |
| validate(String) | | 100% | | 100% | 0 | 4 | 0 | 6 | 0 | 1 |
| isValid(String) | | 100% | | 100% | 0 | 3 | 0 | 1 | 0 | 1 |
| validateISBN10(String) | | 100% | | 100% | 0 | 2 | 0 | 2 | 0 | 1 |
| validateISBN13(String) | | 100% | | 100% | 0 | 2 | 0 | 2 | 0 | 1 |
| static {...} | | 100% | n/a | 0 | 1 | 0 | 2 | 0 | 1 | |
| isValidISBN10(String) | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 | |
| isValidISBN13(String) | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 | |
| ISBNValidator() | | 100% | n/a | 0 | 1 | 0 | 2 | 0 | 1 | |
| getInstance() | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 |