Source code
Revision control
Copy as Markdown
Other Tools
Test Info: Errors
- This test failed 2 times in the preceding 30 days. quicksearch this test
- Manifest: gfx/layers/apz/test/mochitest/mochitest.toml
<!DOCTYPE HTML>
<html>
<!--
-->
<head>
  <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"/>
  <style>
  #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;
  }
  </style>
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=1151667">Mozilla Bug 1151667</a>
<p id="display"></p>
<div id="subframe">
  <!-- This makes sure the subframe is scrollable -->
  <div id="subframe-content"></div>
</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");
}
SimpleTest.waitForExplicitFinish();
pushPrefs([["general.smoothScroll", false]])
  .then(waitUntilApzStable)
  .then(test)
  .then(SimpleTest.finish, SimpleTest.finishWithFailure);
</script>
</pre>
</body>
</html>