<p>This test passes if the rectangle only contains a single shade of green.</p>

<span>
  <svg filter="url(#fade)" width="100" height="100">
    <filter id="fade">
      <feComponentTransfer>
        <feFuncA type="table" tableValues="0 0.6"/>
      </feComponentTransfer>
    </filter>
    <rect width="100" height="100" fill="green" />
  </svg><svg width="100" height="100">
    <rect width="100" height="100" fill="green" fill-opacity="0.6" />
  </svg>
</span>
