single-line-column-flex-fragmentation-044.html

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This WPT test may be referenced by the following Test IDs:
- /css/css-break/flexbox/single-line-column-flex-fragmentation-044.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<title>

  Tests that flex-items get pushed down due to a previous multicol flex-item

  expanding as a result of fragmentation 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">

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

<div style="writing-mode: vertical-lr;">

  <div style="inline-size: 100px; block-size: 100px; columns: 2; column-gap: 0; column-fill: auto; background: red;">

    <div style="display: flex; flex-direction: column;">

      <div style="inline-size: 50px; columns: 2; column-gap: 0; column-fill: auto; background: green;">

        <div style="inline-size: 50px; block-size: 160px;"></div>

        <div style="column-span: all; block-size: 30px; break-inside: avoid;"></div>

      </div>

      <div style="background: green; block-size: 50px;"></div>

      <div style="background: green; block-size: 20px;"></div>

    </div>

  </div>

</div>