gecko-dev/layout/reftests/svg/gradient-live-01a.svg

<svg xmlns="http://www.w3.org/2000/svg" 
     xmlns:xlink="http://www.w3.org/1999/xlink"
     class="reftest-wait" font-size="80">

<script type="application/javascript">
  document.addEventListener("MozReftestInvalidate", doTest, false);
  
  function doTest() {
    document.getElementById('grad1').removeChild(document.getElementById('red'));
    document.documentElement.removeAttribute('class');
  }
  
</script>

<!-- Tests that gradients are live to stop removal. -->

<linearGradient id="grad1" gradientUnits="objectBoundingBox" x1="0" y1="0" x2="1" y2="0">
  <stop id="green"   stop-color="#00dd00"   offset="0"/>
  <stop id="blue"    stop-color="#0000dd"   offset="0.5"/>
  <stop id="red"     stop-color="red"       offset="0.6"/>
  <stop id="magenta" stop-color="magenta"   offset="1"/>
</linearGradient>
<rect x="20" y="20" width="440" height="80" fill="url(#grad1)" />

<linearGradient id="grad2" xlink:href="#grad1"/>
<rect x="20" y="150" width="440" height="80" fill="url(#grad2)" />
<text x="20" y="300" width="440" height="80" fill="url(#grad1)">gradiation</text>
<text x="20" y="400" width="440" height="80" fill="url(#grad2)">gradiation</text>

</svg>