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Test Info:
<html class="reftest-wait">
<meta name="viewport" content="width=device-width minimum-scale=0.5 initial-scale=1.0">
<style>
html, body {
margin: 0;
width: 100%;
height: 100%;
scrollbar-width: none;
}
div {
position: absolute;
}
.B {
width: 200%;
height: 200%;
background: green;
}
.C {
width: 100%;
height: 100%;
background: white;
}
</style>
<div class="B"></div>
<div class="C"></div>
<script>
document.addEventListener('MozReftestInvalidate', () => {
// The page here is twice as large as the ICB.
// If the layout viewport is sized to the ICB, we have a layout
// scroll range equal to the ICB size, and the scrollTo() call
// below will bring a green area into view.
// If the layout viewport is expanded to the whole page, we
// have an empty layout scroll range, and the scrollTo() call
// below will have no effect.
window.scrollTo(window.scrollMaxX, window.scrollMaxY);
document.documentElement.classList.remove('reftest-wait');
});
</script>
</html>