| checkArguments(List, AggregateFunction) |   | 40% |   | 66% | 2 | 4 | 4 | 9 | 0 | 1 |
| constructRollUp(Expression, Expression[]) |  | 0% | | n/a | 1 | 1 | 7 | 7 | 1 | 1 |
| withDistinctAndChildren(boolean, List) |  | 0% |  | 0% | 2 | 2 | 3 | 3 | 1 | 1 |
| intermediateTypes() |  | 0% | | n/a | 1 | 1 | 1 | 1 | 1 | 1 |
| canRollUp() |  | 0% | | n/a | 1 | 1 | 1 | 1 | 1 | 1 |
| createReturnType(List, AggregateFunction) |  | 100% | | n/a | 0 | 1 | 0 | 6 | 0 | 1 |
| CombineCombinator(List, AggregateFunction) |  | 100% | | n/a | 0 | 1 | 0 | 5 | 0 | 1 |
| CombineCombinator(AggregateFunctionParams, AggregateFunction) |  | 100% | | n/a | 0 | 1 | 0 | 5 | 0 | 1 |
| getSignatures() |  | 100% | | n/a | 0 | 1 | 0 | 3 | 0 | 1 |
| withChildren(List) |  | 100% | | n/a | 0 | 1 | 0 | 1 | 0 | 1 |
| checkLegalityAfterRewrite() |  | 100% | | n/a | 0 | 1 | 0 | 2 | 0 | 1 |
| accept(ExpressionVisitor, Object) |  | 100% | | n/a | 0 | 1 | 0 | 1 | 0 | 1 |
| lambda$getSignatures$0(FunctionSignature) |  | 100% | | n/a | 0 | 1 | 0 | 1 | 0 | 1 |
| checkLegalityBeforeTypeCoercion() |  | 100% | | n/a | 0 | 1 | 0 | 2 | 0 | 1 |
| getDataType() |  | 100% | | n/a | 0 | 1 | 0 | 1 | 0 | 1 |
| getNestedFunction() |  | 100% | | n/a | 0 | 1 | 0 | 1 | 0 | 1 |