40 lines
1.2 KiB
HTML
40 lines
1.2 KiB
HTML
<!doctype html>
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<title>TreeWalker tests</title>
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<script src=/resources/testharness.js></script>
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<script src=/resources/testharnessreport.js></script>
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<body>
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<script>
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test(t => {
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const i = document.createElement("iframe");
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i.srcdoc = "<!DOCTYPE html>";
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document.body.appendChild(i);
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t.add_cleanup(() => i.remove());
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const walker = document.createTreeWalker(i.contentDocument,
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NodeFilter.SHOW_ELEMENT);
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walker.nextNode();
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assert_true(walker.currentNode instanceof i.contentWindow.Node);
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}, "Node returned by TreeWalker from different realm");
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test(t => {
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const i = document.createElement("iframe");
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i.srcdoc = "<!DOCTYPE html>";
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document.body.appendChild(i);
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t.add_cleanup(() => i.remove());
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let acceptNode_node;
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const walker = document.createTreeWalker(
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i.contentDocument, NodeFilter.SHOW_ELEMENT,
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{
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acceptNode(node) {
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acceptNode_node = node;
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return NodeFilter.FILTER_ACCEPT;
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}
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});
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walker.nextNode();
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assert_true(acceptNode_node instanceof i.contentWindow.Node);
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assert_true(walker.currentNode instanceof i.contentWindow.Node);
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}, "Node returned by TreeWalker from different realm with acceptNode");
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</script>
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</body>
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