| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 77 of 111 | 30% | 16 of 22 | 27% | 15 | 19 | 2 | 10 | 6 | 8 |
| equals(Object) | | 0% | | 0% | 7 | 7 | 1 | 1 | 1 | 1 |
| hashCode() | | 0% | | 0% | 2 | 2 | 1 | 1 | 1 | 1 |
| check() | | 86% | | 75% | 2 | 5 | 1 | 8 | 0 | 1 |
| setRewrite(Map) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| toString() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| getRewrite() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| canEqual(Object) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| ExternalFunctionRules.RewriteRules() | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 |