servo/tests/wpt/web-platform-tests/fullscreen/api/element-ready-check-fullscreen-element-sibling-manual.html

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HTML

<!DOCTYPE html>
<title>Element ready check for sibling of fullscreen element</title>
<script src="../../resources/testharness.js"></script>
<script src="../../resources/testharnessreport.js"></script>
<script src="../trusted-click.js"></script>
<div id="log"></div>
<div id="a"></div>
<div id="b"></div>
<script>
async_test(function(t)
{
var a = document.getElementById("a");
var b = document.getElementById("b");
document.onfullscreenchange = t.step_func(function()
{
assert_equals(document.fullscreenElement, a, "fullscreen element");
trusted_request(b, a);
document.onfullscreenchange = t.unreached_func("second fullscreenchange event");
document.onfullscreenerror = t.step_func_done();
});
trusted_request(a);
});
</script>