chromium/third_party/blink/web_tests/external/wpt/css/css-masking/mask-image/mask-repeat-3-svg.html

<!DOCTYPE html>
<meta charset="utf-8">
<title>CSS Masking: mask-repeat: repeated mask layer image, SVG content</title>
<link rel="help" href="https://www.w3.org/TR/css-masking-1/#the-mask-repeat">
<link rel="match" href="mask-repeat-3-ref.html">
<meta name="assert" content="Test checks whether repeated mask layer works correctly or not.">
<style type="text/css">
  rect.frame {
    x: -0.5px;
    y: -0.5px;
    width: 151px;
    height: 151px;
    stroke: black;
    fill: none;
  }

  rect.masked {
    width: 150px;
    height: 150px;
    fill: purple;
    mask-image: url(support/50x50-opaque-blue.svg);
    mask-position: left top;
  }

  #round {
    mask-repeat: round;
  }
  #round-x {
    mask-repeat: round no-repeat;
  }
  #round-y {
    mask-repeat: no-repeat round;
  }
</style>
<svg height="456">
  <g transform="translate(1 1)">
    <rect class="masked" id="round"/>
    <rect class="frame"/>
  </g>
  <g transform="translate(1 153)">
    <rect class="masked" id="round-x"/>
    <rect class="frame"/>
  </g>
  <g transform="translate(1 305)">
    <rect class="masked" id="round-y"/>
    <rect class="frame"/>
  </g>
</svg>