| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 44 of 147 | 70% | 5 of 12 | 58% | 7 | 17 | 10 | 30 | 2 | 11 |
| withChildren(List) | | 57% | | 50% | 3 | 4 | 3 | 7 | 0 | 1 |
| Random(Expression) | | 0% | n/a | 1 | 1 | 3 | 3 | 1 | 1 | |
| Random() | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 | |
| checkLegalityBeforeTypeCoercion() | | 76% | | 75% | 1 | 3 | 1 | 5 | 0 | 1 |
| nullable() | | 81% | | 50% | 1 | 2 | 1 | 3 | 0 | 1 |
| static {...} | | 100% | n/a | 0 | 1 | 0 | 4 | 0 | 1 | |
| Random(Expression, Expression) | | 100% | n/a | 0 | 1 | 0 | 2 | 0 | 1 | |
| accept(ExpressionVisitor, Object) | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 | |
| getSignatures() | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 | |
| isDeterministic() | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 | |
| foldable() | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 |