| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 19 of 19 | 0% | 2 of 2 | 0% | 3 | 3 | 4 | 4 | 2 | 2 |
| compileSubtractAssignmentOperation(String) | | 0% | | 0% | 2 | 2 | 3 | 3 | 1 | 1 |
| compileSubtractAssignmentOperation_() | | 0% | n/a | 1 | 1 | 1 | 1 | 1 | 1 |