mozilla-central/gfx/layers/apz/test/mochitest/test_scroll_inactive_bug1190112.html

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Test Info: Warnings

<!DOCTYPE HTML>
<html>
<head>
<title>Test scrolling flattened inactive frames</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<script src="/tests/SimpleTest/EventUtils.js"></script>
<script src="/tests/SimpleTest/paint_listener.js"></script>
<script type="application/javascript" src="apz_test_utils.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
<style>
p {
width:200px;
height:200px;
border:solid 1px black;
overflow:auto;
}
</style>
</head>
<body>
<div id="iframe-body" style="overflow: auto; height: 1000px">
<hr>
<hr>
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</p><p id="subframe">
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</p>
</div>
<script clss="testbody" type="text/javascript">
function ScrollTops() {
this.outerScrollTop = document.getElementById("iframe-body").scrollTop;
this.innerScrollTop = document.getElementById("subframe").scrollTop;
}
var DefaultEvent = {
deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 0, deltaY: 1,
lineOrPageDeltaX: 0, lineOrPageDeltaY: 1,
};
async function test() {
var subframe = document.getElementById("subframe");
var oldpos = new ScrollTops();
await new Promise(resolve => {
sendWheelAndPaint(subframe, 10, 10, DefaultEvent, resolve);
});
var newpos = new ScrollTops();
ok(oldpos.outerScrollTop == newpos.outerScrollTop, "viewport should not have scrolled");
ok(oldpos.innerScrollTop != newpos.innerScrollTop, "subframe should have scrolled");
oldpos = newpos;
// Scroll outer
var outer = document.getElementById("iframe-body");
await new Promise(resolve => {
sendWheelAndPaint(outer, 20, 5, DefaultEvent, resolve);
});
newpos = new ScrollTops();
ok(oldpos.outerScrollTop != newpos.outerScrollTop, "viewport should have scrolled");
ok(oldpos.innerScrollTop == newpos.innerScrollTop, "subframe should not have scrolled");
oldpos = newpos;
// Scroll inner again
// Tick the refresh driver once to make sure the compositor has sent the
// updated scroll offset for the outer scroller to WebRender, so that the
// hit-test in sendWheelAndPaint takes it into account.
var dwu = SpecialPowers.getDOMWindowUtils(window);
dwu.advanceTimeAndRefresh(16);
dwu.restoreNormalRefresh();
await new Promise(resolve => {
sendWheelAndPaint(subframe, 10, 10, DefaultEvent, resolve);
});
newpos = new ScrollTops();
ok(oldpos.outerScrollTop == newpos.outerScrollTop, "viewport should not have scrolled");
ok(oldpos.innerScrollTop != newpos.innerScrollTop, "subframe should have scrolled");
}
SimpleTest.waitForExplicitFinish();
pushPrefs([["general.smoothScroll", false],
["mousewheel.transaction.timeout", 0],
["mousewheel.transaction.ignoremovedelay", 0],
["test.events.async.enabled", true]])
.then(waitUntilApzStable)
.then(test)
.then(SimpleTest.finish, SimpleTest.finishWithFailure);
</script>
</body>
</html>