| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 72 of 157 | 54% | 11 of 20 | 45% | 15 | 18 | 18 | 40 | 5 | 8 |
| eof() | | 0% | | 0% | 2 | 2 | 4 | 4 | 1 | 1 |
| write(byte[], int, int) | | 67% | | 50% | 6 | 7 | 3 | 11 | 0 | 1 |
| write(int) | | 0% | n/a | 1 | 1 | 3 | 3 | 1 | 1 | |
| close() | | 0% | n/a | 1 | 1 | 4 | 4 | 1 | 1 | |
| flush() | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 | |
| isStrictDecoding() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| flush(boolean) | | 91% | | 50% | 3 | 4 | 1 | 9 | 0 | 1 |
| BaseNCodecOutputStream(OutputStream, BaseNCodec, boolean) | | 100% | n/a | 0 | 1 | 0 | 6 | 0 | 1 |