| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 5 of 218 | 97% | 5 of 38 | 86% | 6 | 23 | 2 | 54 | 1 | 4 |
| serialize(Duration, JsonGenerator, SerializerProvider) | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 | |
| toString(Duration) | | 100% | | 86% | 5 | 20 | 0 | 48 | 0 | 1 |
| getModule() | | 100% | n/a | 0 | 1 | 0 | 3 | 0 | 1 | |
| DurationSerializer() | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 |