| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 27 of 27 | 0% | 0 of 0 | n/a | 3 | 3 | 7 | 7 | 3 | 3 |
| lambda$once$1(Function, ConcurrentMap, Customizer, Object) | | 0% | n/a | 1 | 1 | 3 | 3 | 1 | 1 | |
| once(Customizer, Function) | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 | |
| lambda$once$0(Customizer, Object, Object) | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 |