| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 20 of 25 | 20% | 0 of 0 | n/a | 4 | 6 | 5 | 7 | 4 | 6 |
| Subtraction(Expression, Expression) | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 | |
| accept(ExpressionVisitor, Object) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| withLeftExpression(Expression) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| withRightExpression(Expression) | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 | |
| Subtraction() | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 | |
| getStringExpression() | | 100% | n/a | 0 | 1 | 0 | 1 | 0 | 1 |