| Element | Missed Instructions | Cov. | Missed Branches | Cov. | Missed | Cxty | Missed | Lines | Missed | Methods |
| Total | 223 of 223 | 0% | 0 of 0 | n/a | 6 | 6 | 67 | 67 | 6 | 6 |
| testBasicsWithNullNode() | | 0% | n/a | 1 | 1 | 31 | 31 | 1 | 1 | |
| testNullHandling() | | 0% | n/a | 1 | 1 | 16 | 16 | 1 | 1 | |
| testNullEquality() | | 0% | n/a | 1 | 1 | 7 | 7 | 1 | 1 | |
| testNullHandlingCovariance() | | 0% | n/a | 1 | 1 | 7 | 7 | 1 | 1 | |
| testNullSerialization() | | 0% | n/a | 1 | 1 | 4 | 4 | 1 | 1 | |
| NullNodeTest() | | 0% | n/a | 1 | 1 | 2 | 2 | 1 | 1 |