| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods | Missed | Classes |
| Total | 219 of 638 | 65% | 29 of 68 | 57% | 45 | 81 | 64 | 159 | 24 | 47 | 1 | 6 |
| RegularExpressionEngine.java | | 72% | | 76% | 17 | 43 | 20 | 90 | 7 | 22 | 0 | 1 |
| RegExpUtilities.java | | 31% | | 26% | 17 | 22 | 23 | 31 | 6 | 9 | 0 | 1 |
| RegExpException.java | | 0% | n/a | 4 | 4 | 8 | 8 | 4 | 4 | 1 | 1 | |
| RegExpNotFoundException.java | | 25% | n/a | 3 | 4 | 6 | 8 | 3 | 4 | 0 | 1 | |
| RegExpNotValidException.java | | 31% | n/a | 3 | 4 | 6 | 8 | 3 | 4 | 0 | 1 | |
| RegularExpressionPatternCompileMode.java | | 97% | n/a | 1 | 4 | 1 | 14 | 1 | 4 | 0 | 1 |