70 lines
2.5 KiB
HTML
70 lines
2.5 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<script src="../../../resources/js-test-pre.js"></script>
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</head>
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<body>
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<script>
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description('Test TreeWalker with skipping');
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var walker;
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var testElement = document.createElement("div");
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testElement.innerHTML='<div id="A1"> <div id="B1"> <div id="C1"></div> </div> <div id="B2"></div><div id="B3"></div> </div>';
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var skipB1Filter = {
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acceptNode: function(node) {
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if (node.id == 'B1')
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return NodeFilter.FILTER_SKIP;
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return NodeFilter.FILTER_ACCEPT;
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}
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}
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var skipB2Filter = {
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acceptNode: function(node) {
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if (node.id == 'B2')
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return NodeFilter.FILTER_SKIP;
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return NodeFilter.FILTER_ACCEPT;
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}
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}
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debug("<br>Testing nextNode")
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walker = document.createTreeWalker(testElement, NodeFilter.SHOW_ELEMENT, skipB1Filter, false);
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shouldBe("walker.nextNode(); walker.currentNode.id", "'A1'");
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shouldBe("walker.nextNode(); walker.currentNode.id", "'C1'");
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shouldBe("walker.nextNode(); walker.currentNode.id", "'B2'");
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shouldBe("walker.nextNode(); walker.currentNode.id", "'B3'");
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debug("<br>Testing firstChild")
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walker = document.createTreeWalker(testElement, NodeFilter.SHOW_ELEMENT, skipB1Filter, false);
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shouldBe("walker.firstChild(); walker.currentNode.id", "'A1'");
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shouldBe("walker.firstChild(); walker.currentNode.id", "'C1'");
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debug("<br>Testing nextSibling")
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walker = document.createTreeWalker(testElement, NodeFilter.SHOW_ELEMENT, skipB2Filter, false);
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shouldBe("walker.firstChild(); walker.currentNode.id", "'A1'");
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shouldBe("walker.firstChild(); walker.currentNode.id", "'B1'");
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shouldBe("walker.nextSibling(); walker.currentNode.id", "'B3'");
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debug("<br>Testing parentNode")
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walker = document.createTreeWalker(testElement, NodeFilter.SHOW_ELEMENT, skipB1Filter, false);
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walker.currentNode = testElement.querySelectorAll('#C1')[0];
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shouldBe("walker.parentNode(); walker.currentNode.id", "'A1'");
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debug("<br>Testing previousSibling")
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walker = document.createTreeWalker(testElement, NodeFilter.SHOW_ELEMENT, skipB2Filter, false);
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walker.currentNode = testElement.querySelectorAll('#B3')[0];
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shouldBe("walker.previousSibling(); walker.currentNode.id", "'B1'");
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debug("<br>Testing previousNode")
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walker = document.createTreeWalker(testElement, NodeFilter.SHOW_ELEMENT, skipB1Filter, false);
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walker.currentNode = testElement.querySelectorAll('#B3')[0];
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shouldBe("walker.previousNode(); walker.currentNode.id", "'B2'");
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shouldBe("walker.previousNode(); walker.currentNode.id", "'C1'");
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shouldBe("walker.previousNode(); walker.currentNode.id", "'A1'");
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</script>
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<script src="../../../resources/js-test-post.js"></script>
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</body>
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</html>
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