| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 28 of 28 | 0% | 2 of 2 | 0% | 8 | 8 | 11 | 11 | 7 | 7 |
| next(NullWritable, NullWritable) | | 0% | | 0% | 2 | 2 | 4 | 4 | 1 | 1 |
| {...} | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 | |
| createKey() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| createValue() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| getPos() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| getProgress() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| close() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 |