<!DOCTYPE html>
<title>Testing scrollOptions' behavior for Element.scroll* on the window of the main frame</title>
<meta name="timeout" content="long"/>
<meta name="viewport" content="width=device-width,minimum-scale=1,initial-scale=1">
<link rel="author" title="Frédéric Wang" href="mailto:fwang@igalia.com">
<link rel="help" href="https://drafts.csswg.org/cssom-view/#propdef-scroll-behavior">
<link rel="help" href="https://drafts.csswg.org/cssom-view/#scrolling-box">
<script src="/resources/testharness.js