| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods | Missed | Classes |
| Total | 44 of 335 | 86% | 17 of 42 | 59% | 13 | 37 | 4 | 59 | 0 | 13 | 0 | 4 |
| Reader.java | | 81% | | 54% | 10 | 26 | 2 | 32 | 0 | 9 | 0 | 2 |
| Writer.java | | 87% | | 72% | 3 | 8 | 2 | 18 | 0 | 1 | 0 | 1 |
| CompressionType.java | | 100% | n/a | 0 | 3 | 0 | 9 | 0 | 3 | 0 | 1 |