third_party/WebKit/LayoutTests/fast/forms/select/select-assign-null.html

   1 <!DOCTYPE html>
   2 <html>
   3 <head>
   4 <script src="../../../resources/js-test.js"></script>
   5 </head>
   6 <body>
   7 <select id="tags">
   8 <option selected="selected" value="marquee">marquee</option>
   9 <option value="blink">blink</option>
  10 </select>
  11 <script>
  12 description('Check if an option is removed when it is assigned null.');
  13 var tags = document.getElementById('tags');
  14 shouldBe("tags.options.length", "2");
  15
  16 tags[0] = null;
  17 shouldBe("tags.options.length", "1");
  18
  19 tags[tags.length] = new Option("bgsound", "bgsound");
  20 shouldBe("tags.options.length", "2");
  21 </script>
  22 </body>
  23 </html>