| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 26 of 142 | 81% | 2 of 16 | 87% | 3 | 15 | 3 | 31 | 1 | 7 |
| computeValue(EvalContext) | | 68% | | 75% | 2 | 5 | 2 | 13 | 0 | 1 |
| getFunctionName() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| toString() | | 100% | | 100% | 0 | 4 | 0 | 11 | 0 | 1 |
| convert(Object) | | 100% | | 100% | 0 | 2 | 0 | 1 | 0 | 1 |
| ExtensionFunction(QName, Expression[]) | | 100% | n/a | 0 | 1 | 0 | 3 | 0 | 1 | |
| compute(EvalContext) | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 | |
| computeContextDependent() | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 |