| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 109 of 193 | 43% | 13 of 18 | 27% | 11 | 15 | 14 | 28 | 2 | 6 |
| getSignatures() | | 44% | | 30% | 5 | 6 | 7 | 15 | 0 | 1 |
| checkLegalityBeforeTypeCoercion() | | 34% | | 33% | 3 | 4 | 3 | 6 | 0 | 1 |
| withChildren(List) | | 0% | | 0% | 2 | 2 | 2 | 2 | 1 | 1 |
| StructElement(ScalarFunctionParams) | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 | |
| StructElement(Expression, Expression) | | 100% | n/a | 0 | 1 | 0 | 2 | 0 | 1 | |
| accept(ExpressionVisitor, Object) | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 |