gecko-dev/dom/svg/test/bbox-helper.svg

<?xml version="1.0"?>
<svg xmlns="http://www.w3.org/2000/svg">
  <g transform="scale(0.5)">
    <foreignObject id="fO" x="10" y="10" width="100" height="100"/>
    <image id="i" x="10" y="10" width="100" height="100"/>
  </g>
  <text id="b" x="20" y="20">b</text>
  <text id="a" x="20" y="30">a</text>
  <text id="y" x="20" y="40">y</text>
  <text id="tspan">
    <tspan x="20" y="20">b</tspan>
  </text>
  <text id="text" x="20" y="60">text</text>
  <!-- &#8206; is the same as the HTML &lrm; -->
  <text id="lrmText" x="20" y="60">&#8206;text</text>
  <g id="v">
    <circle cx="100" cy="50" r="5"/>
    <path d="M 100,100 L 100,200"/>
  </g>
  <g id="h">
    <circle cx="200" cy="50" r="5"/>
    <path d="M 200,100 L 300,100"/>
  </g>
  <g id="e">
    <!-- empty container should not affect parent's bbox -->
    <g/>
    <!-- neither should a path, -->
    <path/>
    <!-- a polygon -->
    <polygon/>
    <!-- or an empty text element -->
    <text x="185" y="25"/>
    <circle cx="100" cy="100" r="5"/>
    <g/>
    <circle cx="100" cy="100" r="5"/>
    <g/>
  </g>
</svg>