| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 21 of 297 | 92% | 3 of 28 | 89% | 4 | 25 | 4 | 71 | 1 | 11 |
| write(int) | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 | |
| getBytes(String) | | 74% | | 100% | 0 | 2 | 2 | 5 | 0 | 1 |
| writeHeader(GzipParameters) | | 100% | | 100% | 0 | 7 | 0 | 23 | 0 | 1 |
| write(byte[], int, int) | | 100% | | 83% | 1 | 4 | 0 | 8 | 0 | 1 |
| GzipCompressorOutputStream(OutputStream, GzipParameters) | | 100% | n/a | 0 | 1 | 0 | 7 | 0 | 1 | |
| writeTrailer() | | 100% | n/a | 0 | 1 | 0 | 6 | 0 | 1 | |
| deflate() | | 100% | | 100% | 0 | 2 | 0 | 4 | 0 | 1 |
| finish() | | 100% | | 75% | 1 | 3 | 0 | 6 | 0 | 1 |
| close() | | 100% | | 50% | 1 | 2 | 0 | 6 | 0 | 1 |
| GzipCompressorOutputStream(OutputStream) | | 100% | n/a | 0 | 1 | 0 | 2 | 0 | 1 | |
| write(byte[]) | | 100% | n/a | 0 | 1 | 0 | 2 | 0 | 1 |