stroke-box-mutation-004.html

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This WPT test may be referenced by the following Test IDs:
- /css/css-transforms/transform-box/stroke-box-mutation-004.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<html class="reftest-wait">

<title>transform-box: stroke-box, on group (&lt;g>), child shape mutated</title>

<link rel="match" href="reference/svgbox-rect-ref.html">

<link rel="help" href="https://drafts.csswg.org/css-transforms-1/#transform-box">

<script src="/common/reftest-wait.js"></script>

<script src="/common/rendering-utils.js"></script>

<meta name="assert" content="This should display a rect whose center of rotation is at (20, 0) of its stroke-box."/>

<style>

#target {

  transform-box: stroke-box;

  transform-origin: 20px 0px;

  transform: rotate(90deg);

#target > rect {

  fill: green;

  stroke: black;

  stroke-width: 20;

</style>

<svg width="400" height="300">

  <g id="target">

    <rect width="100" height="100" x="100" y="100"/>

  </g>

</svg>

<script>

  waitForAtLeastOneFrame().then(() => {

    const rect = document.querySelector('#target > rect');

    rect.setAttribute('height', '50');

    takeScreenshot();

});

</script>