| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods | Missed | Classes |
| Total | 302 of 948 | 68% | 10 of 42 | 76% | 36 | 98 | 65 | 192 | 27 | 77 | 0 | 6 |
| ForEachCombinator | | 24% | | 25% | 14 | 17 | 21 | 28 | 12 | 15 | 0 | 1 |
| MergeCombinator | | 32% | | 50% | 11 | 15 | 17 | 25 | 9 | 13 | 0 | 1 |
| StateCombinator | | 81% | | 81% | 5 | 24 | 12 | 54 | 2 | 16 | 0 | 1 |
| CombineCombinator | | 85% | | 92% | 3 | 27 | 10 | 55 | 2 | 20 | 0 | 1 |
| UnionCombinator | | 80% | | 75% | 3 | 14 | 5 | 24 | 2 | 12 | 0 | 1 |
| ForEachCombinator.new HashSet() {...} | | 100% | n/a | 0 | 1 | 0 | 7 | 0 | 1 | 0 | 1 |