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https://gitlab.winehq.org/wine/wine-gecko.git
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162 lines
4.1 KiB
HTML
162 lines
4.1 KiB
HTML
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<!DOCTYPE HTML>
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<html>
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<head>
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<title>DOM Traversal: NodeIterator: Mutations (3/x)</title>
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<script type="text/javascript" src="/MochiKit/packed.js"></script>
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<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css">
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</head>
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<p id="display"></p>
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<div id="content" style="display: none">
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<span id=root><span id=B></span><span id=C></span><span id=D></span><span id=E><span id=E1><span id=E11></span></span></span></span>
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</div>
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<pre id="test">
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<script class="testbody" type="text/javascript">
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function removeNode(n) {
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n.parentNode.removeChild(n);
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}
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var initInner = $('content').innerHTML;
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var content = $('content');
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function resetContent() {
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content.innerHTML = initInner;
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var checkIt = document.createNodeIterator(content, NodeFilter.SHOW_ELEMENT,
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testNodeFilter, false);
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var node;
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while ((node = checkIt.nextNode()) != null) {
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if (node.id) {
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window[node.id] = node;
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}
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}
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}
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function makeSpan(id) {
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var e = document.createElement('span');
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e.id = id;
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return e;
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}
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function testNodeFilter(n) {
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if (n.tagName == 'SPAN')
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return NodeFilter.FILTER_ACCEPT;
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return NodeFilter.FILTER_SKIP;
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}
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function checkseq(it, root, expect) {
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var checkIt = document.createNodeIterator(root, NodeFilter.SHOW_ELEMENT,
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testNodeFilter, false);
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var printedPointer = (it.referenceNode == undefined);
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var string = '';
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var node;
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while ((node = checkIt.nextNode()) != null) {
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if (!printedPointer && it.referenceNode == node) {
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printedPointer = true;
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var s = '[' + node.id + '] ';
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if (it.pointerBeforeReferenceNode)
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string += "* " + s;
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else
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string += s + "* ";
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} else {
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string += node.id + " ";
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}
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}
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is(string.slice(0, -1), expect, "sequence check");
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}
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resetContent();
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var it = document.createNodeIterator(E, NodeFilter.SHOW_ELEMENT,
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testNodeFilter, false);
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checkseq(it, root, "root B C D * [E] E1 E11");
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removeNode(C);
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checkseq(it, root, "root B D * [E] E1 E11");
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it.nextNode();
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removeNode(D);
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checkseq(it, root, "root B [E] * E1 E11");
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it.nextNode();
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removeNode(B);
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checkseq(it, root, "root E [E1] * E11");
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it.nextNode();
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checkseq(it, root, "root E E1 [E11] *");
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it.nextNode();
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checkseq(it, root, "root E E1 [E11] *");
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it.previousNode();
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it.previousNode();
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it.previousNode();
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it.previousNode();
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it.previousNode();
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checkseq(it, root, "root * [E] E1 E11");
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resetContent();
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it = document.createNodeIterator(E, NodeFilter.SHOW_ELEMENT,
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testNodeFilter, false);
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checkseq(it, root, "root B C D * [E] E1 E11");
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it.nextNode();
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it.nextNode();
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checkseq(it, root, "root B C D E [E1] * E11");
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it.previousNode();
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it.previousNode();
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checkseq(it, root, "root B C D * [E] E1 E11");
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removeNode(D);
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removeNode(B);
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checkseq(it, root, "root C * [E] E1 E11");
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n = makeSpan('n');
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root.insertBefore(n, E);
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checkseq(it, root, "root C n * [E] E1 E11");
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n2 = makeSpan('n2');
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root.insertBefore(n2, C);
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checkseq(it, root, "root n2 C n * [E] E1 E11");
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resetContent();
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it = document.createNodeIterator(E, NodeFilter.SHOW_ELEMENT,
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testNodeFilter, false);
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checkseq(it, root, "root B C D * [E] E1 E11");
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removeNode(root);
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checkseq(it, root, "root B C D * [E] E1 E11");
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removeNode(B);
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checkseq(it, root, "root C D * [E] E1 E11");
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removeNode(D);
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checkseq(it, root, "root C * [E] E1 E11");
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it.nextNode();
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it.nextNode();
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it.nextNode();
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checkseq(it, root, "root C E E1 [E11] *");
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removeNode(E1);
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checkseq(it, root, "root C [E] *");
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n = makeSpan('n');
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root.insertBefore(n, E);
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checkseq(it, root, "root C n [E] *");
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n2 = makeSpan('n2');
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E.appendChild(n2);
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checkseq(it, root, "root C n [E] * n2");
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it.nextNode();
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checkseq(it, root, "root C n E [n2] *");
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removeNode(E);
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checkseq(it, root, "root C n");
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</script>
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</pre>
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</body>
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</html>
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