| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 48 of 48 | 0% | 4 of 4 | 0% | 7 | 7 | 14 | 14 | 5 | 5 |
| firstIntegerFixnum(RubyArray) | | 0% | | 0% | 2 | 2 | 4 | 4 | 1 | 1 |
| firstObject(RubyArray) | | 0% | | 0% | 2 | 2 | 4 | 4 | 1 | 1 |
| firstNull(RubyArray) | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 | |
| ArrayNodes.FirstNode(RubyContext, SourceSection) | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 | |
| ArrayNodes.FirstNode(ArrayNodes.FirstNode) | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 |