chromium/third_party/blink/web_tests/external/wpt/css/css-masking/mask-image/mask-clip-5.html

<!DOCTYPE html>
<title>CSS Masking: mask-clip: clip mask image, foreignObject</title>
<link rel="help" href="http://www.w3.org/TR/css-masking-1/#the-mask-clip">
<link rel="match" href="mask-clip-2-ref.html">
<meta name="assert" content="fill-box, stroke-box and view-box values of mask-clip should clip to the appropriate boxes.">
<style type="text/css">
  svg {
    position: absolute;
    top: 10px;
    border: 1px solid black;
  }

  foreignObject.mask {
    mask-origin: fill-box;
    mask-repeat: no-repeat;
    mask-image: url(support/50x50-opaque-blue.svg);
  }

  foreignObject.mask > div.content {
    background-color: blue;
    width: 100%;
    height: 100%;
  }

  div.border {
    box-sizing: border-box;
    border: 10px solid green;
  }

  foreignObject.view {
    mask-clip: view-box;
  }

  foreignObject.fill {
    mask-clip: fill-box;
  }

  foreignObject.stroke {
    mask-clip: stroke-box;
  }
</style>
<svg width="200" height="200" viewBox="0 0 100 100" preserveAspectRatio="none" style="left: 10px;">
  <foreignObject class="view mask" x="10" y="10" width="50" height="100">
    <div class="content"></div>
  </foreignObject>
</svg>
<svg width="200" height="200" style="left: 220px;">
  <foreignObject class="fill mask" x="50" y="50" width="150" height="150">
    <div class="content"></div>
  </foreignObject>
</svg>
<svg width="200" height="200" style="left: 10px; top: 220px;">
  <foreignObject class="stroke mask" x="50" y="50" width="100" height="100">
    <div class="content border"></div>
  </foreignObject>
</svg>