| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 34 of 229 | 85% | 11 of 32 | 65% | 11 | 24 | 4 | 51 | 0 | 8 |
| compress(ByteBuffer, int, int, ByteBuffer, int, int) | | 79% | | 50% | 7 | 8 | 1 | 17 | 0 | 1 |
| compress(byte[], int, int, byte[], int, int) | | 87% | | 50% | 1 | 2 | 1 | 8 | 0 | 1 |
| close() | | 80% | | 75% | 1 | 3 | 1 | 8 | 0 | 1 |
| AbstractLZ4JNIFastResetCompressor(long, String) | | 75% | | 50% | 1 | 2 | 1 | 6 | 0 | 1 |
| isClosed() | | 100% | | 100% | 0 | 2 | 0 | 3 | 0 | 1 |
| checkOpen() | | 100% | | 100% | 0 | 2 | 0 | 3 | 0 | 1 |
| checkByteBuffer(ByteBuffer) | | 100% | | 75% | 1 | 3 | 0 | 3 | 0 | 1 |
| checkResult(int) | | 100% | | 100% | 0 | 2 | 0 | 3 | 0 | 1 |