| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 60 of 60 | 0% | 2 of 2 | 0% | 4 | 4 | 16 | 16 | 3 | 3 |
| map(NullWritable, LongWritable, Mapper.Context) | | 0% | | 0% | 2 | 2 | 8 | 8 | 1 | 1 |
| setup(Mapper.Context) | | 0% | n/a | 1 | 1 | 7 | 7 | 1 | 1 | |
| CompressionEmulationUtil.RandomTextDataMapper() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 |