| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 79 of 124 | 36% | 12 of 14 | 14% | 12 | 16 | 18 | 28 | 5 | 9 |
| overwrite(int, String) | | 0% | | 0% | 4 | 4 | 8 | 8 | 1 | 1 |
| getInstance(COSName) | | 38% | | 25% | 4 | 5 | 6 | 9 | 0 | 1 |
| getName(int) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| contains(int) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| getCodeToNameMap() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| getNameToCodeMap() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| Encoding() | | 100% | n/a | 0 | 1 | 0 | 3 | 0 | 1 | |
| add(int, String) | | 100% | n/a | 0 | 1 | 0 | 3 | 0 | 1 | |
| contains(String) | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 |