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Test Info: Warnings

  • This test gets skipped with pattern: OR os == 'android'
<title>Test for Bug 1151667</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_native_event_utils.js"></script>
<script type="application/javascript" src="apz_test_utils.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
#subframe {
margin-top: 100px;
height: 500px;
width: 500px;
overflow: scroll;
#subframe-content {
height: 1000px;
width: 500px;
/* the background is so that we can see it scroll*/
background: repeating-linear-gradient(#EEE, #EEE 100px, #DDD 100px, #DDD 200px);
#page-content {
height: 5000px;
width: 500px;
<p id="display"></p>
<div id="subframe">
<!-- This makes sure the subframe is scrollable -->
<div id="subframe-content"></div>
<!-- This makes sure the page is also scrollable, so it (rather than the subframe)
is considered the primary async-scrollable frame, and so the subframe isn't
layerized upon page load. -->
<div id="page-content"></div>
<pre id="test">
<script type="application/javascript">
async function test() {
var subframe = document.getElementById("subframe");
await promiseNativeWheelAndWaitForScrollEvent(subframe, 100, 150, 0, -10);
is(subframe.scrollTop > 0, true, "We should have scrolled the subframe down");
is(document.documentElement.scrollTop, 0, "We should not have scrolled the page");
.then(SimpleTest.finish, SimpleTest.finishWithFailure);