| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 8 of 8 | 0% | 0 of 0 | n/a | 3 | 3 | 3 | 3 | 3 | 3 |
| TestGridMixClasses.LoadRecordReduceWriter(TestGridMixClasses) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| write(NullWritable, NullWritable) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| close(TaskAttemptContext) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 |