| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 66 of 66 | 0% | 8 of 8 | 0% | 10 | 10 | 17 | 17 | 6 | 6 |
| GroupingOperation(Optional, List) | | 0% | | 0% | 2 | 2 | 7 | 7 | 1 | 1 |
| equals(Object) | | 0% | | 0% | 4 | 4 | 6 | 6 | 1 | 1 |
| hashCode() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| accept(AstVisitor, Object) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| getGroupingColumns() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| getChildren() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 |