single-line-row-flex-fragmentation-031.html

<!DOCTYPE html>
<title>
  Single-line row flex fragmentation: OOF static position and alignment
  w/ vertical writing-mode.
</title>
<link rel="help" href="https://drafts.csswg.org/css-flexbox-1/#pagination">
<link rel="match" href="../../reference/ref-filled-green-100px-square.xht">
<style>
  #flex {
    display: flex;
    block-size: 200px;
    position: relative;
    align-items: flex-end;
  }
  #flex > div {
    inline-size: 100px;
    block-size: 100px;
    flex: none;
  }
</style>
<p>Test passes if there is a filled green square and <strong>no red</strong>.</p>
<div style="writing-mode: vertical-rl;">
  <div style="margin-top: -50px; inline-size: 100px; block-size: 100px; columns: 2; column-fill: auto; column-gap: 0;">
      <div id="flex">
        <div style="position: absolute; background: green;"></div>
        <div style="background: red;"></div>
      </div>
    </div>
  </div>
</div>

chromium/third_party/blink/web_tests/external/wpt/css/css-break/flexbox/single-line-row-flex-fragmentation-031.html