trisquel-icecat/icecat/layout/reftests/svg/smil/anim-change-display-none-for-dynamically-appended-elem.html

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HTML

<!DOCTYPE html>
<html class="reftest-wait">
<head>
<title>Test dynamically-appended animation on an element that dynamically becomes 'display:none'</title>
</head>
<body style="background-color: lime;">
<div>
<svg>
<rect width="100" height="100" fill="brown" id="rect">
</rect>
</svg>
</div>
<script>
document.addEventListener('MozReftestInvalidate', function() {
var rect = document.getElementById("rect");
var animate = document.createElementNS('http://www.w3.org/2000/svg',
'animate');
animate.setAttribute('attributeName', 'fill');
animate.setAttribute('from', 'blue');
animate.setAttribute('to', 'red');
animate.setAttribute('dur', '100s');
rect.appendChild(animate);
requestAnimationFrame(function(time) {
rect.style.display = 'none';
requestAnimationFrame(function(time) {
document.documentElement.removeAttribute("class");
});
});
});
</script>
</body>
</html>