| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 112 of 148 | 24% | 13 of 18 | 27% | 13 | 17 | 20 | 31 | 6 | 8 |
| parameterDisplayString() | | 0% | | 0% | 5 | 5 | 8 | 8 | 1 | 1 |
| build(String, List) | | 0% | n/a | 1 | 1 | 4 | 4 | 1 | 1 | |
| lambda$getArgTypes$0() | | 0% | n/a | 1 | 1 | 3 | 3 | 1 | 1 | |
| canApply(List) | | 59% | | 50% | 3 | 6 | 3 | 9 | 0 | 1 |
| getArgTypes() | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 | |
| getSignatures() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| functionClass() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| JavaUdafBuilder(JavaUdaf) | | 100% | n/a | 0 | 1 | 0 | 5 | 0 | 1 |