layout/base/tests/input-maxlength-valid-change.html

   1 <!DOCTYPE HTML>
   2 <html>
   3   <!-- Test: input with maxlength is valid if the user edits and it's not too long -->
   4   <head>
   5     <style>
   6       :valid { background-color:green; }
   7       :invalid { background-color:red; }
   8       * { background-color:white; }
   9     </style>
  10     <script src="/tests/SimpleTest/EventUtils.js"></script>
  11     <script>
  12       function runTest() {
  13         var input = document.getElementById('input');
  14         input.setSelectionRange(input.value.length, input.value.length)
  15         input.focus();
  16         synthesizeKey("KEY_Backspace"); // so that it becomes invalid first
  17         input.blur();
  18         input.focus();
  19         synthesizeKey("KEY_Backspace");
  20         input.blur(); // to hide the caret
  21         document.documentElement.className='';
  22       }
  23     </script>
  24   </head>
  25   <body onload="runTest()">
  26     <input id="input" maxlength="3" value="foooo">
  27   </body>
  28 </html>