45 lines
1.5 KiB
HTML
45 lines
1.5 KiB
HTML
<!DOCTYPE HTML>
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<html>
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<head>
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<meta charset="utf-8">
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<script>
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function test() {
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history.scrollRestoration = "manual";
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document.getElementById("initialfocus").focus();
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history.pushState('data', '', '');
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history.back();
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}
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window.onpopstate = function() {
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window.onscroll = function() {
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window.onscroll = null;
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document.documentElement.style.display = "none";
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// focus() triggers recreation of the nsIFrames without a reflow.
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document.getElementById("focustarget").focus();
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document.documentElement.style.display = "";
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// Flush the layout.
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document.documentElement.getBoundingClientRect();
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opener.isnot(window.scrollY, 0, "The page should have been scrolled down(1)");
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requestAnimationFrame(
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function() {
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// Extra timeout to ensure we're called after rAF has triggered a
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// reflow.
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setTimeout(function() {
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opener.isnot(window.scrollY, 0, "The page should have been scrolled down(2)");
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window.close();
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opener.SimpleTest.finish();
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});
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});
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}
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window.scrollTo(0, 1000);
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}
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</script>
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</head>
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<body onload="setTimeout(test)">
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<div style="position: fixed;">
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<input type="button" value="" id="initialfocus">
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<input type="button" value="" id="focustarget">
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</div>
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<div style="border: 1px solid black; width: 100px; height: 9000px;"></div>
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</body>
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</html>
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