| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods | Missed | Classes |
| Total | 249 of 670 | 62% | 33 of 68 | 51% | 51 | 87 | 68 | 165 | 28 | 53 | 1 | 6 |
| RegularExpressionEngine.java | | 69% | | 76% | 21 | 49 | 24 | 96 | 11 | 28 | 0 | 1 |
| RegExpUtilities.java | | 24% | | 11% | 19 | 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 |