| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 82 of 82 | 0% | 6 of 6 | 0% | 5 | 5 | 12 | 12 | 2 | 2 |
| map(IntWritable, IntWritable, Mapper.Context) | | 0% | | 0% | 4 | 4 | 11 | 11 | 1 | 1 |
| TestJoinDatamerge.OverrideMapChecker() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 |