gecko-dev/layout/reftests/scrolling/fixed-opacity-2.html

43 lines
1.1 KiB
HTML

<!DOCTYPE HTML>
<html>
<body style="height:2000px; margin:0;">
<div style="height:1000px; background:url(repeatable-diagonal-gradient.png) fixed repeat-x; opacity:0.5"></div>
<script type="application/javascript">
var topElements = document.getElementsByClassName("scrollTop");
if (!topElements.length) {
topElements = [document.documentElement];
}
var failed = false;
function doScroll(d)
{
if (failed)
return;
for (var i = 0; i < topElements.length; ++i) {
var e = topElements[i];
e.scrollTop = d;
if (e.scrollTop != d) {
document.documentElement.textContent =
"Scrolling failed on " + e.tagName + " element, " +
"tried to scroll to " + d + ", got " + e.scrollTop +
" (Random number: " + Math.random() + ")";
failed = true;
}
}
}
if (document.location.search == '?ref') {
doScroll(700);
} else {
doScroll(800);
document.documentElement.setAttribute("class", "reftest-wait");
window.addEventListener("MozReftestInvalidate", function() {
document.documentElement.removeAttribute("class");
doScroll(700);
}, false);
}
</script>
</body>
</html>