| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 262 of 262 | 0% | 2 of 2 | 0% | 4 | 4 | 16 | 16 | 3 | 3 |
| testMerge() | | 0% | n/a | 1 | 1 | 13 | 13 | 1 | 1 | |
| makeHistogramArray(long[]) | | 0% | | 0% | 2 | 2 | 2 | 2 | 1 | 1 |
| TestJoinOperatorInfo() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 |