1Test TreeWalker with rejection 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 'B2' 10PASS walker.nextNode(); walker.currentNode.id is 'B3' 11 12Testing firstChild 13PASS walker.firstChild(); walker.currentNode.id is 'A1' 14PASS walker.firstChild(); walker.currentNode.id is 'B2' 15 16Testing nextSibling 17PASS walker.firstChild(); walker.currentNode.id is 'A1' 18PASS walker.firstChild(); walker.currentNode.id is 'B1' 19PASS walker.nextSibling(); walker.currentNode.id is 'B3' 20 21Testing parentNode 22PASS walker.parentNode(); walker.currentNode.id is 'A1' 23 24Testing previousSibling 25PASS walker.previousSibling(); walker.currentNode.id is 'B1' 26 27Testing previousNode 28PASS walker.previousNode(); walker.currentNode.id is 'B2' 29PASS walker.previousNode(); walker.currentNode.id is 'A1' 30PASS successfullyParsed is true 31 32TEST COMPLETE 33 34