| Test TreeWalker with skipping | |
| On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". | |
| Testing nextSibling | |
| PASS walker.firstChild(); walker.currentNode.id is 'B1' | |
| PASS walker.nextSibling(); walker.currentNode.id is 'B3' | |
| Testing previousSibling | |
| PASS walker.previousSibling(); walker.currentNode.id is 'B1' | |
| PASS successfullyParsed is true | |
| TEST COMPLETE | |