| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 0 of 42 | 100% | 0 of 2 | 100% | 0 | 5 | 0 | 10 | 0 | 4 |
| SingletonPromisorImpl(Promisor) | | 100% | n/a | 0 | 1 | 0 | 5 | 0 | 1 | |
| demand() | | 100% | | 100% | 0 | 2 | 0 | 3 | 0 | 1 |
| incrementUsage() | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 | |
| decrementUsage() | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 |