| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 43 of 43 | 0% | 6 of 6 | 0% | 6 | 6 | 10 | 10 | 3 | 3 |
| visitInputRef(RexInputRef) | | 0% | | 0% | 2 | 2 | 4 | 4 | 1 | 1 |
| JoinExpandOrToUnionRule.RexInputRefCounter(int) | | 0% | n/a | 1 | 1 | 5 | 5 | 1 | 1 | |
| doesNotReferToBothInputs() | | 0% | | 0% | 3 | 3 | 1 | 1 | 1 | 1 |