| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 10 of 10 | 0% | 0 of 0 | n/a | 4 | 4 | 4 | 4 | 4 | 4 |
| history(Solution) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| HistoryRefFactory() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| close() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| flush() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 |