| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 66 of 66 | 0% | 4 of 4 | 0% | 10 | 10 | 15 | 15 | 8 | 8 |
| toString() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| MapOutput(TaskAttemptID, long, boolean) | | 0% | n/a | 1 | 1 | 6 | 6 | 1 | 1 | |
| equals(Object) | | 0% | | 0% | 3 | 3 | 3 | 3 | 1 | 1 |
| static {...} | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| isPrimaryMapOutput() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| hashCode() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| getMapId() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| getSize() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 |