| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 5 of 235 | 97% | 1 of 44 | 97% | 2 | 31 | 3 | 57 | 1 | 9 |
| CharSetUtils() | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 | |
| keep(String, String[]) | | 88% | | 83% | 1 | 4 | 1 | 5 | 0 | 1 |
| squeeze(String, String[]) | | 100% | | 100% | 0 | 9 | 0 | 23 | 0 | 1 |
| modify(String, String[], boolean) | | 100% | | 100% | 0 | 3 | 0 | 7 | 0 | 1 |
| count(String, String[]) | | 100% | | 100% | 0 | 4 | 0 | 8 | 0 | 1 |
| containsAny(String, String[]) | | 100% | | 100% | 0 | 4 | 0 | 7 | 0 | 1 |
| delete(String, String[]) | | 100% | | 100% | 0 | 2 | 0 | 3 | 0 | 1 |
| isEmpty(String, String[]) | | 100% | | 100% | 0 | 3 | 0 | 1 | 0 | 1 |
| deepEmpty(String[]) | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 |