| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods | Missed | Classes |
| Total | 2,678 of 4,016 | 33% | 227 of 332 | 31% | 206 | 270 | 571 | 926 | 59 | 104 | 6 | 8 |
| COSWriter | | 45% | | 35% | 151 | 205 | 305 | 635 | 25 | 61 | 0 | 1 |
| COSDocumentCompressionTest | | 0% | n/a | 8 | 8 | 83 | 83 | 8 | 8 | 1 | 1 | |
| ContentStreamWriter | | 0% | | 0% | 26 | 26 | 83 | 83 | 9 | 9 | 1 | 1 |
| COSWriterTest | | 0% | n/a | 7 | 7 | 55 | 55 | 7 | 7 | 1 | 1 | |
| ContentStreamWriterTest | | 0% | | 0% | 6 | 6 | 29 | 29 | 4 | 4 | 1 | 1 |
| COSWriterCompressionPoolTest | | 0% | | 0% | 4 | 4 | 9 | 9 | 2 | 2 | 1 | 1 |
| COSStandardOutputStream | | 84% | 100% | 2 | 12 | 5 | 30 | 2 | 11 | 0 | 1 | |
| COSWriterTest.new ByteArrayOutputStream() {...} | 0% | n/a | 2 | 2 | 2 | 2 | 2 | 2 | 1 | 1 |