| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 19 of 48 | 60% | 1 of 2 | 50% | 2 | 5 | 4 | 14 | 1 | 4 |
| FileLoggerI(String, String) | | 58% | | 50% | 1 | 2 | 3 | 8 | 0 | 1 |
| cloneWithPrefix(String) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| writeMessage(String) | | 87% | n/a | 0 | 1 | 0 | 3 | 0 | 1 | |
| close() | | 100% | n/a | 0 | 1 | 0 | 2 | 0 | 1 |