chromium/content/test/data/accessibility/aria/aria-tablist-aria-level.html

<!--
@MAC-ALLOW:AXRoleDescription
@WIN-ALLOW:xml-roles*
@WIN-ALLOW:level*
@WIN-ALLOW:setsize*
@WIN-ALLOW:posinset*
@AURALINUX-ALLOW:level:*
@AURALINUX-ALLOW:posinset*
@AURALINUX-ALLOW:setsize*
@BLINK-ALLOW:hierarchicalLevel*
@BLINK-ALLOW:posInSet*
@BLINK-ALLOW:setSize*
-->
<!DOCTYPE html>
<html>
<body>
  <!-- aria-level stopped being a supported property in ARIA 1.2 -->
  <div role="tablist" aria-level="1">
    <div role="tab">Tab 1 of 2, level 1</div>
    <div role="tab">Tab 2 of 2, level 1</div>
  </div>
  <div role="tablist" aria-level="2">
    <div role="tab">Tab 1 of 3, level 2</div>
    <div role="tab">Tab 2 of 3, level 2</div>
    <div role="tablist" aria-level="3">
      <div role="tab">Tab 1 of 1, level 3</div>
    </div>
    <div role="tab">Tab 3 of 3, level 2</div>
  </div>
  <div role="tablist" aria-level="2">
    <div role="tab">Tab 1 of 1, level 2</div>
  </div>
  <div role="tablist" aria-level="1">
    <div role="tab">Tab 1 of 1, level 1</div>
  </div>
</body>

</html>