| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 3 of 80 | 96% | 1 of 6 | 83% | 1 | 10 | 2 | 17 | 0 | 7 |
| isData(Object) | | 75% | | 100% | 0 | 2 | 2 | 3 | 0 | 1 |
| info(PrintStream) | | 100% | n/a | 0 | 1 | 0 | 4 | 0 | 1 | |
| isHeader(Header) | | 100% | | 75% | 1 | 3 | 0 | 3 | 0 | 1 |
| manufactureHeader(Data) | | 100% | n/a | 0 | 1 | 0 | 3 | 0 | 1 | |
| encapsulate(Object) | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 | |
| manufactureData(Header) | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 | |
| UndefinedHDU(Header, UndefinedData) | | 100% | n/a | 0 | 1 | 0 | 2 | 0 | 1 |