testing/web-platform/tests/css/css-flexbox/svg-root-as-flex-item-004.html


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<!DOCTYPE html>
<title>SVG root as flex item</title>
<link rel="author" title="David Grogan" href="mailto:dgrogan@chromium.org">
<link rel="help" href="https://drafts.csswg.org/css-flexbox/#algo-main-item" title="Part E">
<link rel="help" href="https://www.w3.org/TR/css-sizing-3/#intrinsic-sizes" title="For boxes with an intrinsic aspect ratio, but no intrinsic size">
<link rel="match" href="../reference/ref-filled-green-100px-square.xht">
<meta name="assert" content="SVG's intrinsic width when used as flex base size stretches into the available size when it has no specified intrinsic sizes and is passed through the aspect ratio " />

<style>
#reference-overlapped-red {
  position: absolute;
  background-color: red;
  width: 100px;
  height: 100px;
  z-index: -1;
}
</style>

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

<div id="reference-overlapped-red"></div>

<div style="display: flex; flex-direction: column; width: 100px; align-items: flex-start;">
  <svg viewBox="0 0 200 200">
    <rect width="100%" height="100%" fill="green" />
  </svg>
</div>