| PASS WebIDL tests | |
| PASS Appending to a leaf node. | |
| PASS Appending null to a text node | |
| PASS Appending to a text node | |
| PASS Appending null to a comment | |
| PASS Appending to a comment | |
| PASS Appending null to a doctype | |
| PASS Appending to a doctype | |
| PASS Appending a document | |
| PASS Adopting an orphan | |
| PASS Adopting a non-orphan | |