| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 9 of 153 | 94% | 4 of 20 | 80% | 3 | 15 | 2 | 31 | 0 | 5 |
| compareOutput(ByteBuffer) | | 59% | | 33% | 3 | 4 | 2 | 5 | 0 | 1 |
| isNewGroup(DecoratedKey, Clustering) | | 100% | | 100% | 0 | 7 | 0 | 10 | 0 | 1 |
| GroupMaker.SelectorGroupMaker(ClusteringComparator, int, Selector, List, GroupingState) | | 100% | | 100% | 0 | 2 | 0 | 6 | 0 | 1 |
| executeSelector(ByteBuffer) | | 100% | n/a | 0 | 1 | 0 | 6 | 0 | 1 | |
| GroupMaker.SelectorGroupMaker(ClusteringComparator, int, Selector, List) | | 100% | n/a | 0 | 1 | 0 | 4 | 0 | 1 |