Blitz - WPT: position-area-scrolling-004.tentative.html

wpt / css / css-anchor-position / position-area-scrolling-004.tentative.html

/css/css-anchor-position/position-area-scrolling-004.tentative.html

<!DOCTYPE html>
<title>Avoid negative IMCB correctly when scrolled past the anchor</title>
<link rel="author" title="Morten Stenshorne" href="mailto:mstensho@chromium.org">
<link rel="help" href="https://drafts.csswg.org/css-anchor-position-1/#scroll">
<link rel="match" href="../reference/ref-filled-green-100px-square.xht">
<p>Test passes if there is a filled green square and <strong>no red</strong>.</p>
<div id="scroller" style="position:relative; overflow:hidden; width:100px; height:100px; background:red;">
  <div style="anchor-name:--a; margin-top:150px; height:10px;"></div>
  <div id="abspos" style="display:none; position:absolute; position-anchor:--a; position-area:top; width:100px; height:100px;">
    <div style="margin-top:170px; height:100px; background:green;"></div>
  </div>
  <div style="height:1500px;"></div>
</div>
<script>
  scroller.scrollTop = 220;
  abspos.style.display = "block";
</script>

/css/reference/ref-filled-green-100px-square.xht

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
 <head>
  <title>CSS Reftest Reference</title>
  <link rel="author" title="Gérard Talbot" href="http://www.gtalbot.org/BrowserBugsSection/css21testsuite/" />
  <style type="text/css"><![CDATA[
  div
  {
  background-color: green;
  height: 100px;
  width: 100px;
  }
  ]]></style>
 </head>
 <body>
  <p>Test passes if there is a filled green square and <strong>no red</strong>.</p>
  <div></div>
 </body>
</html>