| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 34 of 283 | 87% | 6 of 28 | 78% | 8 | 24 | 10 | 55 | 4 | 10 |
| equals(Object) | | 0% | | 0% | 3 | 3 | 6 | 6 | 1 | 1 |
| hashCode() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| toString() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| getCharRanges() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| getInstance(String[]) | | 91% | | 66% | 2 | 4 | 1 | 7 | 0 | 1 |
| add(String) | | 100% | | 100% | 0 | 10 | 0 | 19 | 0 | 1 |
| static {...} | | 100% | n/a | 0 | 1 | 0 | 14 | 0 | 1 | |
| CharSet(String[]) | | 100% | n/a | 0 | 1 | 0 | 4 | 0 | 1 | |
| contains(char) | | 100% | n/a | 0 | 1 | 0 | 2 | 0 | 1 | |
| lambda$contains$0(char, CharRange) | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 |