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<!doctype html>
<head>
<meta charset=utf-8>
<title>Tests restyles in smil animation</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<script src="/tests/SimpleTest/SpawnTask.js"></script>
<script src="/tests/SimpleTest/paint_listener.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css">
</head>
<body>
<div id="target-div">
<svg>
<rect id="svg-rect" width="100%" height="100%" fill="lime"/>
</svg>
</div>
<script>
"use strict";
function waitForAnimationFrames(frameCount) {
return new Promise(function(resolve, reject) {
function handleFrame() {
if (--frameCount <= 0) {
resolve();
} else {
window.requestAnimationFrame(handleFrame); // wait another frame
}
}
window.requestAnimationFrame(handleFrame);
});
}
function observeStyling(frameCount) {
var Ci = SpecialPowers.Ci;
var docShell =
SpecialPowers.wrap(window).QueryInterface(Ci.nsIInterfaceRequestor)
.getInterface(Ci.nsIWebNavigation)
.QueryInterface(Ci.nsIDocShell);
docShell.recordProfileTimelineMarkers = true;
docShell.popProfileTimelineMarkers();
return new Promise(function(resolve) {
return waitForAnimationFrames(frameCount).then(function() {
var markers = docShell.popProfileTimelineMarkers();
docShell.recordProfileTimelineMarkers = false;
var stylingMarkers = markers.filter(function(marker, index) {
return marker.restyleHint == "eRestyle_SVGAttrAnimations";
});
resolve(stylingMarkers);
});
});
}
function ensureElementRemoval(aElement) {
return new Promise(function(resolve) {
aElement.remove();
waitForAllPaintsFlushed(resolve);
});
}
function waitForPaintFlushed() {
return new Promise(function(resolve) {
waitForAllPaintsFlushed(resolve);
});
}
SimpleTest.waitForExplicitFinish();
add_task(function* smil_is_in_display_none_subtree() {
yield waitForPaintFlushed();
var animate =
document.createElementNS("http://www.w3.org/2000/svg", "animate");
animate.setAttribute("attributeType", "XML");
animate.setAttribute("attributeName", "fill");
animate.setAttribute("values", "red;lime");
animate.setAttribute("dur", "1s");
animate.setAttribute("repeatCount", "indefinite");
document.getElementById("svg-rect").appendChild(animate);
yield waitForPaintFlushed();
var displayMarkers = yield observeStyling(5);
// FIXME: Bug 866411: SMIL animations sometimes skip restyles when the target
// element is newly associated with an nsIFrame.
ok(displayMarkers.length == 5 || displayMarkers.length == 4,
"should restyle in most frames");
var div = document.getElementById("target-div");
div.style.display = "none";
getComputedStyle(div).display;
yield waitForPaintFlushed();
var displayNoneMarkers = yield observeStyling(5);
is(displayNoneMarkers.length, 0, "should never restyle if display:none");
div.style.display = "";
getComputedStyle(div).display;
yield waitForPaintFlushed();
var displayAgainMarkers = yield observeStyling(5);
// FIXME: Bug 866411: SMIL animations sometimes skip restyles when the target
// element is newly associated with an nsIFrame.
ok(displayMarkers.length == 5 || displayMarkers.length == 4,
"should restyle again");
yield ensureElementRemoval(animate);
});
</script>
</body>
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