chromium/content/test/data/accessibility/aria/aria-form.html

<!--
@MAC-ALLOW:AXRoleDescription
@WIN-ALLOW:xml-roles*
@AURALINUX-ALLOW:xml-roles*
-->
<!DOCTYPE html>
<html>
<body>
  <fieldset role="form">
    Unnamed ARIA form: must fall back to the native role.
  </fieldset>

  <div role="form">
    Unnamed ARIA form on plain div uses generic container role.
  </div>

  <div role="form" aria-label="Named form">
    Named ARIA form#1 gets the form role.
  </div>

  <div role="form" aria-labelledby="form-name">
    <span id="form-name">Named ARIA form#2 gets the form role.</span>
  </div>

  <div role="form" title="Named form">
    Named ARIA form#3 gets the form role.
  </div>

  <div role="form" aria-roledescription="form">
    An aria-rolescription works on a nameless role=form.
  </div>
</body>
</html>