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<!DOCTYPE html>
<html class="test-wait">
<style>
* {
pointer-events: none;
}
.transformed {
width: 200px;
height: 200px;
transform: translate(10px, 10px);
}
.scrollcontainer {
width: 150px;
height: 150px;
overflow: auto;
scrollbar-width: none;
}
#container {
width: 10px;
height: 200px;
}
#thediv1 {
width: 2px; height: 2px;
background: green;
}
</style>
<div class="transformed">
<div class="scrollcontainer" id="scrollcontainer">
<div id="container">
<div id="thediv1"></div>
</div>
</div>
</div>
<script>
function promiseFrame() {
return new Promise(resolve => window.requestAnimationFrame(resolve));
}
function finish() {
document.documentElement.className = "";
}
function tweak2() {
dump("removeing scrllframe\n");
document.getElementById("container").style.height = "100px";
document.getElementById("scrollcontainer").style.overflow = "visible";
requestAnimationFrame(finish);
}
function tweak() {
dump("changing to red\n");
document.getElementById("thediv1").style.background = "red";
requestAnimationFrame(tweak2);
}
async function start() {
await promiseFrame();
await promiseFrame();
tweak();
await promiseFrame();
await promiseFrame();
tweak2();
await promiseFrame();
await promiseFrame();
finish();
}
window.onload = () => {
requestAnimationFrame(start);
};
</script>
</html>
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