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<!DOCTYPE HTML>
<html>
<head>
<title>A hit testing test for the scenario in bug 1257288</title>
<script type="application/javascript" src="apz_test_utils.js"></script>
<script type="application/javascript" src="apz_test_native_event_utils.js"></script>
<script src="/tests/SimpleTest/paint_listener.js"></script>
<meta name="viewport" content="width=device-width"/>
<style>
html {
background: radial-gradient(circle at 80px 450px, blue 5px, transparent 0) gray no-repeat;
height: 100%;
}
#scrollbox {
border: 1px solid black;
width: 400px;
height: 400px;
margin: 20px;
overflow: auto;
background-color: white;
}
#scrolled {
padding-top: 300px;
padding-bottom: 300px;
}
#clip {
overflow: hidden;
margin: 10px;
}
#transform {
background-color: red;
width: 200px;
height: 200px;
will-change: transform;
transform: rotate(45deg);
position: relative;
left: -100px;
}
</style>
</head>
<body>
<div id="scrollbox">
<div id="scrolled">
<div id="clip">
<div id="transform"></div>
</div>
</div>
</div>
</body>
<script type="application/javascript">
async function test() {
var config = getHitTestConfig();
var utils = config.utils;
// Check that hit-testing on the blue circle (located at (80, 450))
// hits the root, not the subframe.
checkHitResult(hitTest({x: 80, y: 450}),
APZHitResultFlags.VISIBLE,
utils.getViewId(document.scrollingElement),
utils.getLayersId(),
"root scroller should be hit, not subframe");
}
waitUntilApzStable()
.then(test)
.then(subtestDone, subtestFailed);
</script>
</html>
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