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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /css/css-scroll-anchoring/infinite-scroll-event.tentative.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<link rel="author" title="Emilio Cobos Álvarez" href="mailto:emilio@crisal.io">
<style>
body { margin: 0 }
.content {
height: 45vh;
background: lightblue;
}
</style>
<div class="content"></div>
<div id="hidden" style="display: none; height: 200px"></div>
<div class="content"></div>
<div class="content"></div>
<div class="content"></div>
<script>
let count = 0;
const t = async_test("Scroll adjustments don't keep happening with 0-length adjustments triggered by a single scroll operation");
onscroll = t.step_func(function() {
++count;
hidden.style.display = "block";
hidden.offsetTop;
hidden.style.display = "none";
let currentCount = count;
requestAnimationFrame(t.step_func(function() {
requestAnimationFrame(t.step_func(function() {
if (currentCount == count) {
t.done();
}
}));
}));
});
window.onload = t.step_func(function() {
window.scrollTo(0, document.documentElement.scrollHeight);
window.scrollBy(0, -200);
});
</script>