chromium/third_party/blink/web_tests/svg/custom/font-face-cascade-order.svg

<svg xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink">
<style type="text/css" media="all">
   /* These rules intentionally use 'incorrect' fallback families
      So that if the font-face defined font can't be found the test fails. */
  #test {
    font: 2.3cm "test", cursive;
  }
  @font-face {
    font-family: "test";
    src: url(../../resources/Ahem.ttf);
  }
</style>
<defs>
  <font-face id="test" font-family="test">
    <font-face-src>
      <font-face-name name="Courier" />
    </font-face-src>
  </font-face>
</defs>
<text id="test" x="10" y="2cm">ONLY BLOCKS</text>
<text x="30" y="3cm">The text above should only show Ahem blocks</text>
</svg>