| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods | Missed | Classes |
| Total | 111 of 968 | 88% | 23 of 105 | 78% | 23 | 98 | 23 | 229 | 2 | 45 | 0 | 4 |
| GzipCompressorInputStream.java | | 81% | | 71% | 19 | 46 | 19 | 105 | 1 | 10 | 0 | 1 |
| GzipCompressorOutputStream.java | | 92% | | 89% | 4 | 25 | 4 | 71 | 1 | 11 | 0 | 1 |
| GzipParameters.java | | 100% | | 100% | 0 | 20 | 0 | 33 | 0 | 17 | 0 | 1 |
| GzipUtils.java | | 100% | n/a | 0 | 7 | 0 | 20 | 0 | 7 | 0 | 1 |