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Add a test case for bug 1193557, r=kats.

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This commit is contained in:
David Anderson 2015-09-04 17:18:11 -07:00
parent 1f30b6d973
commit deaa78a29f
3 changed files with 64 additions and 4 deletions
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2
gfx/layers/apz/test/mochitest.ini
View File

@ -25,3 +25,5 @@ skip-if = (os == 'android') || (os == 'b2g') # wheel events not supported on mob
skip-if = (os == 'android') || (os == 'b2g') # uses wheel events which are not supported on mobile
[test_basic_pan.html]
skip-if = toolkit != 'gonk'
[test_scroll_inactive_flattened_frame.html]
skip-if = (os == 'android') || (os == 'b2g') || (buildapp == 'mulet') # wheel events not supported on mobile; see bug 1164274 for mulet

50
gfx/layers/apz/test/test_scroll_inactive_flattened_frame.html Normal file
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@ -0,0 +1,50 @@
<!DOCTYPE HTML>
<html>
<head>
<title>Test scrolling flattened inactive frames</title>
<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
<script type="application/javascript" src="/tests/SimpleTest/EventUtils.js"></script>
<script type="application/javascript" src="/tests/SimpleTest/paint_listener.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
</head>
<body>
<div id="container" style="height: 300px; width: 600px; overflow: auto; background: yellow">
<div id="outer" style="height: 400px; width: 500px; overflow: auto; background: black">
<div id="inner" style="mix-blend-mode: screen; height: 800px; overflow: auto; background: purple">
</div>
</div>
</div>
<script class="testbody" type="text/javascript;version=1.7">
function test() {
var container = document.getElementById('container');
var outer = document.getElementById('outer');
var inner = document.getElementById('inner');
var outerScrollTop = outer.scrollTop;
var containerScrollTop = container.scrollTop;
var event = {
deltaMode: WheelEvent.DOM_DELTA_LINE,
deltaX: 0,
deltaY: 10,
lineOrPageDeltaX: 0,
lineOrPageDeltaY: 10,
};
sendWheelAndPaint(inner, 20, 30, event, function () {
ok(container.scrollTop == containerScrollTop, "container scrollframe should not have scrolled");
ok(outer.scrollTop > outerScrollTop, "nested scrollframe should have scrolled");
SimpleTest.finish();
});
}
window.onload = function() {
SpecialPowers.pushPrefEnv({
'set': [['general.smoothScroll', false],
['mousewheel.transaction.timeout', 1000000]],
}, function () {
SimpleTest.waitForFocus(test);
});
}
SimpleTest.waitForExplicitFinish();
</script>
</body>
</html>

16
testing/mochitest/tests/SimpleTest/EventUtils.js
View File

@ -523,10 +523,18 @@ function sendWheelAndPaint(aTarget, aOffsetX, aOffsetY, aEvent, aCallback, aWind
if (!aCallback)
return;
aWindow.waitForAllPaintsFlushed(function() {
utils.restoreNormalRefresh();
aCallback();
});
var waitForPaints = function () {
SpecialPowers.Services.obs.removeObserver(waitForPaints, "apz-repaints-flushed", false);
aWindow.waitForAllPaintsFlushed(function() {
utils.restoreNormalRefresh();
aCallback();
});
}
SpecialPowers.Services.obs.addObserver(waitForPaints, "apz-repaints-flushed", false);
if (!utils.flushApzRepaints(aWindow)) {
waitForPaints();
}
}, 0);
};