| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 20 of 61 | 67% | 2 of 4 | 50% | 3 | 10 | 1 | 13 | 1 | 8 |
| toString() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| equals(Couple) | | 93% | | 50% | 2 | 3 | 0 | 1 | 0 | 1 |
| Couple(Object, Object) | | 100% | n/a | 0 | 1 | 0 | 4 | 0 | 1 | |
| setLeft(Object) | | 100% | n/a | 0 | 1 | 0 | 2 | 0 | 1 | |
| setRight(Object) | | 100% | n/a | 0 | 1 | 0 | 2 | 0 | 1 | |
| getLeft() | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 | |
| getRight() | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 | |
| hashCode() | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 |