| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 5 of 32 | 84 % | 2 of 6 | 66 % | 2 | 7 | 1 | 10 | 0 | 4 |
| NonNegativeLength(String) | | 58 % | | 50 % | 1 | 2 | 1 | 4 | 0 | 1 |
| isValid(String) | | 100 % | | 75 % | 1 | 3 | 0 | 3 | 0 | 1 |
| valueOf(String) | | 100 % | n/a | 0 | 1 | 0 | 1 | 0 | 1 | |
| static {...} | | 100 % | n/a | 0 | 1 | 0 | 2 | 0 | 1 |