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Bug 1307555 - Mochitest. r=kats

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MozReview-Commit-ID: 1e06rX4SQD8

--HG--
extra : rebase_source : 4f2aa932af8c1c8332d49aeaace687c71a4d58bc
This commit is contained in:
Botond Ballo 2018-02-26 16:39:35 -05:00
parent 674b1aad72
commit 6f01e47daa
3 changed files with 66 additions and 0 deletions
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64
gfx/layers/apz/test/mochitest/helper_hittest_checkerboard.html Normal file
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@ -0,0 +1,64 @@
<!DOCTYPE HTML>
<html>
<head>
<title>APZ hit-testing over a checkerboarded area</title>
<script type="application/javascript" src="apz_test_utils.js"></script>
<script type="application/javascript" src="apz_test_native_event_utils.js"></script>
<script type="application/javascript" src="/tests/SimpleTest/paint_listener.js"></script>
<meta name="viewport" content="width=device-width"/>
</head>
<body>
<div id="scroller" style="width: 300px; height: 300px; overflow:scroll; margin-top: 100px; margin-left: 50px">
<!-- Make the contents tall enough to be sure we can checkerboard -->
<div id="contents" style="width: 100%; height: 5000px; background-image: linear-gradient(blue,red)">
</div>
</div>
<div id="make_root_scrollable" style="height: 5000px"></div>
</body>
<script type="application/javascript">
function centerOf(element) {
var bounds = element.getBoundingClientRect();
return { x: bounds.x + (bounds.width / 2), y: bounds.y + (bounds.height / 2) };
}
function* test(testDriver) {
var config = getHitTestConfig();
var utils = config.utils;
var scroller = document.getElementById('scroller');
// Activate the scrollframe but keep the main-thread scroll position at 0.
// Also apply an async scroll offset in the y-direction such that the
// scrollframe scrolls all the way to the bottom of its range, where it's
// sure to checkerboard.
utils.setDisplayPortForElement(0, 0, 300, 1000, scroller, 1);
yield waitForAllPaints(testDriver);
var scrollY = scroller.scrollTopMax;
utils.setAsyncScrollOffset(scroller, 0, scrollY);
if (config.isWebRender) {
// Tick the refresh driver once to make sure the compositor has applied the
// async scroll offset (for APZ hit-testing this doesn't matter, but for
// WebRender hit-testing we need to make sure WR has the latest info).
utils.advanceTimeAndRefresh(16);
utils.restoreNormalRefresh();
}
var scrollerViewId = utils.getViewId(scroller);
// Hit-test the middle of the scrollframe, which is now inside the
// checkerboarded region, and check that we hit the scrollframe and
// not its parent.
var {hitInfo, scrollId} = hitTest(centerOf(scroller));
is(hitInfo, APZHitResultFlags.VISIBLE,
"active scrollframe hit info");
is(scrollId, scrollerViewId,
"active scrollframe scrollid");
subtestDone();
}
waitUntilApzStable().then(runContinuation(test));
</script>
</html>

1
gfx/layers/apz/test/mochitest/mochitest.ini
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@ -20,6 +20,7 @@
helper_iframe1.html
helper_iframe2.html
helper_hittest_basic.html
helper_hittest_checkerboard.html
helper_hittest_subframe_float.html
helper_key_scroll.html
helper_long_tap.html

1
gfx/layers/apz/test/mochitest/test_group_hittest.html
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@ -29,6 +29,7 @@ var prefs = [
var subtests = [
{'file': 'helper_hittest_basic.html', 'prefs': prefs},
{'file': 'helper_hittest_subframe_float.html', 'prefs': prefs},
{'file': 'helper_hittest_checkerboard.html', 'prefs': prefs},
];
if (isApzEnabled()) {