| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 52 of 152 | 65% | 3 of 10 | 70% | 6 | 17 | 12 | 34 | 4 | 12 |
| HttpHeaders(Map) | | 0% | | 0% | 2 | 2 | 6 | 6 | 1 | 1 |
| set(String, String) | | 75% | | 50% | 1 | 2 | 1 | 5 | 0 | 1 |
| iterator() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| serialize(JsonGenerator, SerializerProvider) | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 | |
| serializeWithType(JsonGenerator, SerializerProvider, TypeSerializer) | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 | |
| toMap() | | 100% | | 100% | 0 | 2 | 0 | 5 | 0 | 1 |
| value(String) | | 100% | | 100% | 0 | 2 | 0 | 2 | 0 | 1 |
| values(String) | | 100% | | 100% | 0 | 2 | 0 | 2 | 0 | 1 |
| getHeader(String) | | 100% | n/a | 0 | 1 | 0 | 2 | 0 | 1 | |
| HttpHeaders(int) | | 100% | n/a | 0 | 1 | 0 | 3 | 0 | 1 | |
| HttpHeaders() | | 100% | n/a | 0 | 1 | 0 | 3 | 0 | 1 | |
| size() | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 |