| resultForEmptyInput() |  | 0% | | n/a | 1 | 1 | 1 | 1 | 1 | 1 |
| CollectSet(boolean, Expression, Expression) | | 0% | | n/a | 1 | 1 | 2 | 2 | 1 | 1 |
| withDistinctAndChildren(boolean, List) |  | 95% | | 75% | 1 | 3 | 0 | 2 | 0 | 1 |
| static {...} | | 100% | | n/a | 0 | 1 | 0 | 4 | 0 | 1 |
| checkLegalityBeforeTypeCoercion() | | 100% | | 100% | 0 | 3 | 0 | 4 | 0 | 1 |
| CollectSet(Expression, Expression) | | 100% | | n/a | 0 | 1 | 0 | 2 | 0 | 1 |
| computeSignature(FunctionSignature) | | 100% | | n/a | 0 | 1 | 0 | 2 | 0 | 1 |
| CollectSet(Expression) | | 100% | | n/a | 0 | 1 | 0 | 2 | 0 | 1 |
| accept(ExpressionVisitor, Object) | | 100% | | n/a | 0 | 1 | 0 | 1 | 0 | 1 |
| CollectSet(boolean, Expression) | | 100% | | n/a | 0 | 1 | 0 | 2 | 0 | 1 |
| CollectSet(AggregateFunctionParams) | | 100% | | n/a | 0 | 1 | 0 | 2 | 0 | 1 |
| getSignatures() | | 100% | | n/a | 0 | 1 | 0 | 1 | 0 | 1 |