| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 12 of 115 | 89% | 2 of 12 | 83% | 2 | 10 | 3 | 22 | 0 | 4 |
| customSignature() | | 85% | | 75% | 2 | 5 | 3 | 17 | 0 | 1 |
| GreatestLeast(String, Expression, Expression[]) | | 100% | n/a | 0 | 1 | 0 | 2 | 0 | 1 | |
| lambda$customSignature$0(Expression) | | 100% | | 100% | 0 | 3 | 0 | 1 | 0 | 1 |
| GreatestLeast(ScalarFunctionParams) | | 100% | n/a | 0 | 1 | 0 | 2 | 0 | 1 |