| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 177 of 265 | 33% | 14 of 22 | 36% | 12 | 20 | 32 | 52 | 3 | 9 |
| getSignatures() | | 18% | | 14% | 7 | 8 | 28 | 34 | 0 | 1 |
| lambda$getSignatures$0(DataType) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| withChildren(List) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| Array(ScalarFunctionParams) | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 | |
| checkLegalityBeforeTypeCoercion() | | 96% | | 75% | 2 | 5 | 1 | 8 | 0 | 1 |
| static {...} | | 100% | n/a | 0 | 1 | 0 | 2 | 0 | 1 | |
| Array(Expression[]) | | 100% | n/a | 0 | 1 | 0 | 2 | 0 | 1 | |
| Array(List) | | 100% | n/a | 0 | 1 | 0 | 2 | 0 | 1 | |
| accept(ExpressionVisitor, Object) | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 |