| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 43 of 231 | 81% | 25 of 56 | 55% | 20 | 36 | 2 | 28 | 0 | 6 |
| isZipCompressed(byte[]) | | 54% | | 31% | 7 | 9 | 0 | 3 | 0 | 1 |
| createInputStream(String, CompressionType) | | 75% | | 75% | 2 | 7 | 2 | 10 | 0 | 1 |
| isBZipCompressed(byte[]) | | 91% | | 50% | 10 | 12 | 0 | 1 | 0 | 1 |
| autoDetectCompressionType(String) | | 100% | | 100% | 0 | 4 | 0 | 12 | 0 | 1 |
| isGZipCompressed(byte[]) | | 100% | | 75% | 1 | 3 | 0 | 1 | 0 | 1 |
| createInputStream(String) | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 |