third_party/WebKit/LayoutTests/fast/css/invalidation/enabled-pseudo.html

   1 <!DOCTYPE html>
   2 <script src="../../../resources/js-test.js"></script>
   3 <style>
   4 input { background: transparent }
   5 :enabled { background-color: green }
   6 input + div { color: pink }
   7 </style>
   8 <input id="button" type="button" disabled></input>
   9 <div>
  10     <div></div>
  11     <div></div>
  12     <div></div>
  13     <div></div>
  14 </div>
  15 <script>
  16 description("Use descendant invalidation set for :enabled pseudo class.")
  17
  18 var transparent = "rgba(0, 0, 0, 0)";
  19 var green = "rgb(0, 128, 0)";
  20
  21 shouldBe("getComputedStyle(button, '').backgroundColor", "transparent");
  22
  23 button.offsetTop; // Force recalc.
  24
  25 button.disabled = false;
  26
  27 if (window.internals)
  28     shouldBe("internals.updateStyleAndReturnAffectedElementCount()", "1");
  29
  30 shouldBe("getComputedStyle(button, '').backgroundColor", "green");
  31 </script>