| <!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML//EN"> |
| <html> |
| <head> |
| <script src="../../../resources/js-test.js"></script> |
| </head> |
| <body> |
| <script> |
| description('Test TreeWalker with rejection'); |
| |
| var walker; |
| var testElement = document.createElement("div"); |
| testElement.innerHTML='<div id="A1"> <div id="B1"> <div id="C1"></div> </div> <div id="B2"></div><div id="B3"></div> </div>'; |
| |
| var rejectB1Filter = { |
| acceptNode: function(node) { |
| if (node.id == 'B1') |
| return NodeFilter.FILTER_REJECT; |
| |
| return NodeFilter.FILTER_ACCEPT; |
| } |
| } |
| |
| var rejectB2Filter = { |
| acceptNode: function(node) { |
| if (node.id == 'B2') |
| return NodeFilter.FILTER_SKIP; |
| |
| return NodeFilter.FILTER_ACCEPT; |
| } |
| } |
| |
| debug("<br>Testing nextNode") |
| walker = document.createTreeWalker(testElement, NodeFilter.SHOW_ELEMENT, rejectB1Filter, false); |
| shouldBe("walker.nextNode(); walker.currentNode.id", "'A1'"); |
| shouldBe("walker.nextNode(); walker.currentNode.id", "'B2'"); |
| shouldBe("walker.nextNode(); walker.currentNode.id", "'B3'"); |
| |
| debug("<br>Testing firstChild") |
| walker = document.createTreeWalker(testElement, NodeFilter.SHOW_ELEMENT, rejectB1Filter, false); |
| shouldBe("walker.firstChild(); walker.currentNode.id", "'A1'"); |
| shouldBe("walker.firstChild(); walker.currentNode.id", "'B2'"); |
| |
| debug("<br>Testing nextSibling") |
| walker = document.createTreeWalker(testElement, NodeFilter.SHOW_ELEMENT, rejectB2Filter, false); |
| shouldBe("walker.firstChild(); walker.currentNode.id", "'A1'"); |
| shouldBe("walker.firstChild(); walker.currentNode.id", "'B1'"); |
| shouldBe("walker.nextSibling(); walker.currentNode.id", "'B3'"); |
| |
| debug("<br>Testing parentNode") |
| walker = document.createTreeWalker(testElement, NodeFilter.SHOW_ELEMENT, rejectB1Filter, false); |
| walker.currentNode = testElement.querySelectorAll('#C1')[0]; |
| shouldBe("walker.parentNode(); walker.currentNode.id", "'A1'"); |
| |
| debug("<br>Testing previousSibling") |
| walker = document.createTreeWalker(testElement, NodeFilter.SHOW_ELEMENT, rejectB2Filter, false); |
| walker.currentNode = testElement.querySelectorAll('#B3')[0]; |
| shouldBe("walker.previousSibling(); walker.currentNode.id", "'B1'"); |
| |
| debug("<br>Testing previousNode") |
| walker = document.createTreeWalker(testElement, NodeFilter.SHOW_ELEMENT, rejectB1Filter, false); |
| walker.currentNode = testElement.querySelectorAll('#B3')[0]; |
| shouldBe("walker.previousNode(); walker.currentNode.id", "'B2'"); |
| shouldBe("walker.previousNode(); walker.currentNode.id", "'A1'"); |
| </script> |
| </body> |
| </html> |
