third_party/WebKit/LayoutTests/fast/html/tabindex-removal.html

   1 <div id="a" tabindex="1">PASS</div>
   2
   3 <script>
   4     if (window.testRunner) {
   5         testRunner.dumpAsText();
   6     }
   7     var a = document.getElementById('a');
   8     a.removeAttribute('tabindex');
   9     a.addEventListener('focus', function (e) {
  10         a.innerText = 'FAIL';
  11     }, false);
  12     a.focus();
  13 </script>