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<!DOCTYPE html>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<script src="/tests/SimpleTest/paint_listener.js"></script>
<script src="/tests/gfx/layers/apz/test/mochitest/apz_test_utils.js"></script>
<script src="/tests/gfx/layers/apz/test/mochitest/apz_test_native_event_utils.js"></script>
<body>
<div id="container">
<iframe src="http://example.org/browser/layout/base/tests/helper_oopif_reconstruct_child.html"></iframe>
</div>
<script>
// Silence SimpleTest warning about missing assertions by having it wait
// indefinitely. We don't need to give it an explicit finish because the
// entire window this test runs in will be closed after the main browser test
// finished.
SimpleTest.waitForExplicitFinish();
</script>
<script>
function toggle() {
let container = document.getElementById("container");
console.log(container.style.display);
if (container.style.position == "sticky") {
container.style.position = "fixed";
} else {
container.style.position = "sticky";
}
document.documentElement.offsetLeft;
}
async function doTest() {
setInterval(toggle, 40);
}
</script>
</body>