| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 4 of 72 | 94% | 4 of 10 | 60% | 4 | 9 | 2 | 18 | 0 | 4 |
| canRollup(AggregateFunction, Expression, Pair, Map) | | 89% | | 60% | 4 | 6 | 2 | 8 | 0 | 1 |
| doRollup(AggregateFunction, Expression, Pair, Map) | | 100% | n/a | 0 | 1 | 0 | 8 | 0 | 1 | |
| static {...} | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 | |
| SingleCombinatorRollupHandler() | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 |