| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 17 of 32 | 47% | 3 of 4 | 25% | 3 | 5 | 1 | 5 | 1 | 3 |
| encode(Ruby, IRubyObject, ByteList) | | 50% | | 25% | 2 | 3 | 0 | 3 | 0 | 1 |
| decode(Ruby, ByteBuffer) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| {...} | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 |