third_party/blink/web_tests/fast/table/quirks-mode-percent-height.html

<table>
  <tr>
    <td>
      <div>
        <div style="height: 100%; border: 1px solid magenta; background: cyan;">
          The test passes if this text has a magenta border and a cyan background.
        </div>
      </div>
    </td>
  </tr>
</table>