| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 372 of 441 | 15% | 73 of 81 | 9% | 53 | 58 | 93 | 111 | 6 | 10 |
| _parse(String, DeserializationContext) | | 0% | | 0% | 24 | 24 | 42 | 42 | 1 | 1 |
| forType(Class) | | 21% | | 16% | 20 | 22 | 34 | 40 | 0 | 1 |
| deserializeKey(String, DeserializationContext) | | 36% | | 12% | 4 | 5 | 11 | 16 | 0 | 1 |
| _weirdKey(DeserializationContext, String, Exception) | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 | |
| _parseDouble(String) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| getKeyClass() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| _parseInt(String) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| _parseLong(String) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| JDKKeyDeserializer(int, Class, JDKFromStringDeserializer) | | 100% | n/a | 0 | 1 | 0 | 5 | 0 | 1 | |
| JDKKeyDeserializer(int, Class) | | 100% | n/a | 0 | 1 | 0 | 2 | 0 | 1 |