| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 18 of 18 | 0% | 0 of 0 | n/a | 3 | 3 | 7 | 7 | 3 | 3 |
| upcase(RubyString) | | 0% | n/a | 1 | 1 | 3 | 3 | 1 | 1 | |
| StringNodes.UpcaseNode(RubyContext, SourceSection) | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 | |
| StringNodes.UpcaseNode(StringNodes.UpcaseNode) | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 |