| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 0 of 51 | 100% | 0 of 10 | 100% | 0 | 11 | 0 | 11 | 0 | 6 |
| toInt(char, int, int) | | 100% | | 100% | 0 | 3 | 0 | 3 | 0 | 1 |
| isValid(String) | | 100% | | 100% | 0 | 3 | 0 | 1 | 0 | 1 |
| toCheckDigit(int) | | 100% | | 100% | 0 | 2 | 0 | 3 | 0 | 1 |
| weightedValue(int, int, int) | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 | |
| static {...} | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 | |
| ISSNCheckDigit() | | 100% | n/a | 0 | 1 | 0 | 2 | 0 | 1 |