| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 83 of 426 | 80% | 39 of 90 | 56% | 31 | 58 | 18 | 100 | 0 | 13 |
| filterElement(COSBase) | | 41% | | 43% | 5 | 9 | 8 | 14 | 0 | 1 |
| addObjectToPool(COSObjectKey, COSBase) | | 71% | | 47% | 16 | 19 | 5 | 24 | 0 | 1 |
| addStructure(COSBase) | | 76% | | 61% | 6 | 10 | 4 | 14 | 0 | 1 |
| COSWriterCompressionPool(PDDocument, CompressParameters) | | 91% | | 62% | 3 | 5 | 1 | 21 | 0 | 1 |
| createObjectStreams() | | 100% | | 83% | 1 | 4 | 0 | 9 | 0 | 1 |
| addStructure(List) | | 100% | | 100% | 0 | 2 | 0 | 6 | 0 | 1 |
| getElements(Collection) | | 100% | | 100% | 0 | 3 | 0 | 6 | 0 | 1 |
| contains(COSBase) | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 | |
| getKey(COSBase) | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 | |
| getObject(COSObjectKey) | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 | |
| getHighestXRefObjectNumber() | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 | |
| getTopLevelObjects() | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 | |
| getObjectStreamObjects() | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 |