| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 71 of 71 | 0% | 4 of 4 | 0% | 4 | 4 | 10 | 10 | 2 | 2 |
| initialize(ThreadContext, IRubyObject[]) | | 0% | | 0% | 3 | 3 | 8 | 8 | 1 | 1 |
| StructLayout.MappedField(Ruby, RubyClass) | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 |