1Test TreeWalker with skipping 2 3On success, you will see a series of "PASS" messages, followed by "TEST COMPLETE". 4 5 6 7Testing nextNode 8PASS walker.nextNode(); walker.currentNode.id is 'A1' 9PASS walker.nextNode(); walker.currentNode.id is 'C1' 10PASS walker.nextNode(); walker.currentNode.id is 'B2' 11PASS walker.nextNode(); walker.currentNode.id is 'B3' 12 13Testing firstChild 14PASS walker.firstChild(); walker.currentNode.id is 'A1' 15PASS walker.firstChild(); walker.currentNode.id is 'C1' 16 17Testing nextSibling 18PASS walker.firstChild(); walker.currentNode.id is 'A1' 19PASS walker.firstChild(); walker.currentNode.id is 'B1' 20PASS walker.nextSibling(); walker.currentNode.id is 'B3' 21 22Testing parentNode 23PASS walker.parentNode(); walker.currentNode.id is 'A1' 24 25Testing previousSibling 26PASS walker.previousSibling(); walker.currentNode.id is 'B1' 27 28Testing previousNode 29PASS walker.previousNode(); walker.currentNode.id is 'B2' 30PASS walker.previousNode(); walker.currentNode.id is 'C1' 31PASS walker.previousNode(); walker.currentNode.id is 'A1' 32PASS successfullyParsed is true 33 34TEST COMPLETE 35 36