| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 45 of 85 | 47% | 2 of 4 | 50% | 6 | 11 | 8 | 17 | 5 | 9 |
| withDistinctAndChildren(boolean, List) | | 0% | | 0% | 2 | 2 | 2 | 2 | 1 | 1 |
| GroupArrayUnion(boolean, Expression) | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 | |
| resultForEmptyInput() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| accept(ExpressionVisitor, Object) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| GroupArrayUnion(AggregateFunctionParams) | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 | |
| static {...} | | 100% | n/a | 0 | 1 | 0 | 3 | 0 | 1 | |
| checkLegalityBeforeTypeCoercion() | | 100% | | 100% | 0 | 2 | 0 | 3 | 0 | 1 |
| GroupArrayUnion(Expression) | | 100% | n/a | 0 | 1 | 0 | 2 | 0 | 1 | |
| getSignatures() | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 |