| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 47 of 67 | 30% | 1 of 4 | 75% | 18 | 23 | 17 | 21 | 17 | 21 |
| openChannel(ModeFlags, int) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| inputStream() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| lastModified() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| length() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| errno() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| list() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| absolutePath() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| canonicalPath() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| isDirectory() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| isFile() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| canExecute() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| canRead() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| canWrite() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| isSymLink() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| stat() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| lstat() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| hackyGetJRubyFile() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| create(String) | | 100% | | 75% | 1 | 3 | 0 | 1 | 0 | 1 |
| static {...} | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 | |
| EmptyFileResource() | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 | |
| exists() | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 |