| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 48 of 118 | 59% | 12 of 18 | 33% | 14 | 23 | 15 | 35 | 5 | 14 |
| isInterrupted() | | 0% | | 0% | 2 | 2 | 4 | 4 | 1 | 1 |
| toString() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| interrupt() | | 0% | | 0% | 2 | 2 | 3 | 3 | 1 | 1 |
| join() | | 0% | | 0% | 2 | 2 | 3 | 3 | 1 | 1 |
| NativeThread(RubyThread, IRubyObject[], Block) | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 | |
| isAlive() | | 80% | | 50% | 1 | 2 | 1 | 3 | 0 | 1 |
| getPriority() | | 80% | | 50% | 1 | 2 | 1 | 3 | 0 | 1 |
| isCurrent() | | 75% | | 50% | 1 | 2 | 0 | 1 | 0 | 1 |
| NativeThread(RubyThread, Thread) | | 100% | n/a | 0 | 1 | 0 | 4 | 0 | 1 | |
| join(long) | | 100% | | 50% | 1 | 2 | 0 | 3 | 0 | 1 |
| setPriority(int) | | 100% | | 50% | 1 | 2 | 0 | 3 | 0 | 1 |
| start() | | 100% | | 50% | 1 | 2 | 0 | 3 | 0 | 1 |
| getThread() | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 | |
| nativeThread() | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 |