<svg xmlns="http://www.w3.org/2000/svg">
  <!-- Test that an indefinite to-animation with discrete calcMode applies
       the underlying value for the whole time. -->
  <rect x="15" y="15" width="200" height="200" fill="blue">
    <animate attributeName="height" to="100" dur="indefinite"
      calcMode="discrete"/>
  </rect>
</svg>