| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods | Missed | Classes |
| Total | 307 of 689 | 55% | 44 of 86 | 48% | 38 | 67 | 44 | 132 | 7 | 24 | 0 | 3 |
| CircularByteBuffer | | 42% | | 40% | 30 | 44 | 36 | 78 | 5 | 13 | 0 | 1 |
| CircularBufferInputStream | | 81% | | 65% | 7 | 17 | 6 | 42 | 1 | 7 | 0 | 1 |
| PeekableInputStream | | 91% | | 100% | 1 | 6 | 2 | 12 | 1 | 4 | 0 | 1 |