width="160" data-expected-client-height="40"></svg>
  </div>

  viewBox and width:
  <div class="block">
    <svg width="40" viewBox="0 0 4 1"
         data-expected-client-width="40" data-expected-client-height="10"></svg>
  </div>

  viewBox, width, height:
  <div class="block">
    <svg width="40" height="40" viewBox="0 0 4 1"
         data-expected-client-width="40" data-expected-client-height="40"></svg>
  </div>

  Just viewBox:
  <div class="block">
    <svg viewBox="0 0 4 1"
         data-expected-c