| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 55 of 145 | 62% | 4 of 10 | 60% | 5 | 13 | 12 | 36 | 2 | 8 |
| write(int) | | 0% | | 0% | 2 | 2 | 8 | 8 | 1 | 1 |
| write(byte[]) | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 | |
| writeInternal(byte[], int, int) | | 87% | | 50% | 1 | 2 | 1 | 8 | 0 | 1 |
| checkNotClosed() | | 44% | | 50% | 1 | 2 | 1 | 3 | 0 | 1 |
| JimfsOutputStream(RegularFile, boolean, FileSystemState) | | 100% | n/a | 0 | 1 | 0 | 6 | 0 | 1 | |
| close() | | 100% | | 100% | 0 | 2 | 0 | 5 | 0 | 1 |
| write(byte[], int, int) | | 100% | n/a | 0 | 1 | 0 | 3 | 0 | 1 | |
| isOpen() | | 100% | | 100% | 0 | 2 | 0 | 1 | 0 | 1 |