gecko/layout/reftests/svg/smil/style/anim-css-strokewidth-1-to-em-em.svg

<svg xmlns="http://www.w3.org/2000/svg"
     xmlns:xlink="http://www.w3.org/1999/xlink"
     style="font-size: 2px"
     class="reftest-wait"
     onload="go()">
  <style>
    rect { stroke: blue; stroke-width: 5em; shape-rendering: crispEdges; }
  </style>
  <script xlink:href="../smil-grid.js" type="text/javascript"/>
  <script xlink:href="../smil-util.js" type="text/javascript"/>
  <script>
    function go() {
      var animAttrHash = { "attributeName" : "stroke-width",
                           "to"            : "15em" };
      testAnimatedRectGrid("animate", [animAttrHash]);
    }
  </script>
</svg>