Blitz - WPT: out-of-flow-in-multicolumn-120.html

wpt / css / css-break / out-of-flow-in-multicolumn-120.html

/css/css-break/out-of-flow-in-multicolumn-120.html

<!DOCTYPE html>
<link rel="author" title="Ting-Yu Lin" href="mailto:tlin@mozilla.com">
<link rel="author" title="Mozilla" href="https://www.mozilla.org/">
<link rel="help" href="https://drafts.csswg.org/css-position-3/#abspos-breaking">
<link rel="match" href="../reference/ref-filled-green-100px-square.xht">
<meta name="assert" content="Test that dynamically prepending content in nested multicol with absolutely positioned element renders correctly.">

<style>
.column {
  column-count: 2;
  column-fill: auto;
  column-gap: 0;
}
#abscb {
  position: relative;
  width: 100%;
  height: 50px;
  background: red;
}
#abscb > div {
  width: 100%;
  background: green;
}
</style>

<p>Test passes if there is a filled green square and <strong>no red</strong>.</p>

<div class="column" style="width: 200px; height: 100px;">
  <div class="column">
    <div id="abscb">
      <div style="height: 50px"></div>
      <div style="position: absolute; height: 90px;"></div>
    </div>
  </div>
</div>

<script>
// Force a layout before inserting a new element.
document.body.offsetHeight;

const newDiv = document.createElement('div');
newDiv.style.height = '60px';
document.getElementById('abscb').prepend(newDiv);
</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>