| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods | Missed | Classes |
| Total | 309 of 912 | 66% | 10 of 38 | 73% | 37 | 94 | 67 | 184 | 28 | 75 | 0 | 6 |
| ForEachCombinator.java | | 35% | | 25% | 14 | 18 | 21 | 34 | 12 | 16 | 0 | 2 |
| MergeCombinator.java | | 32% | | 50% | 11 | 15 | 17 | 25 | 9 | 13 | 0 | 1 |
| StateCombinator.java | | 79% | | 78% | 5 | 22 | 12 | 50 | 2 | 15 | 0 | 1 |
| CombineCombinator.java | | 81% | | 91% | 4 | 25 | 12 | 51 | 3 | 19 | 0 | 1 |
| UnionCombinator.java | | 80% | | 75% | 3 | 14 | 5 | 24 | 2 | 12 | 0 | 1 |