chromium/third_party/blink/web_tests/external/wpt/html/browsers/browsing-the-web/scroll-to-fragid/scroll-position.html

<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Fragment Navigation: Scroll to block start position</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
</head>
<body>
<div id="test" style="position: absolute; top: 5px; left: 7px; margin: 5px 7px; border-style: solid; border-width: 5px 7px; padding: 5px 7px; height: 5px; width: 7px;"></div>
<div style="height: 200vh;"></div>
<script>
async_test(function (t) {
    on_event(window, 'load', function () {
        t.step(function () {
            window.scrollTo(0, 0);
            location.hash = 'test';
            assert_equals(window.scrollY, 10, 'Scroll to the top border edge of #test');
        });
        t.done();
    });
}, '');
</script>
</body>
</html>