| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 67 of 259 | 74% | 16 of 28 | 42% | 16 | 23 | 13 | 48 | 3 | 9 |
| customSignatureDict() | | 79% | | 50% | 4 | 6 | 6 | 26 | 0 | 1 |
| checkLegalityBeforeTypeCoercion() | | 70% | | 50% | 6 | 7 | 4 | 12 | 0 | 1 |
| lambda$customSignatureDict$0(String, DictionaryColumnDefinition) | | 0% | | 0% | 3 | 3 | 1 | 1 | 1 | 1 |
| accept(ExpressionVisitor, Object) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| checkLegalityAfterRewrite() | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 | |
| withChildren(List) | | 93% | | 50% | 1 | 2 | 0 | 2 | 0 | 1 |
| DictGet(Expression, Expression, Expression) | | 100% | n/a | 0 | 1 | 0 | 2 | 0 | 1 | |
| customSignature() | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 | |
| DictGet(ScalarFunctionParams) | | 100% | n/a | 0 | 1 | 0 | 2 | 0 | 1 |