dom/events/test/test_unbound_before_in_active_chain.html

   1 <!doctype html>
   2 <title>Test for bug 1489139: Unbound generated content in the active chain</title>
   3 <script src="/tests/SimpleTest/EventUtils.js"></script>
   4 <script src="/tests/SimpleTest/SimpleTest.js"></script>
   5 <style>
   6 #target, #target::before {
   7   width: 200px;
   8   height: 200px;
   9 }
  10
  11 #target::before {
  12   content: " ";
  13   display: block;
  14   background: green;
  15 }
  16
  17 #target:active::before {
  18   content: "";
  19   background: red;
  20 }
  21 </style>
  22 Should see a green square after clicking.
  23 <div id="target"></div>
  24 <script>
  25 SimpleTest.waitForExplicitFinish();
  26 onload = function() {
  27   let target = document.getElementById("target");
  28   requestAnimationFrame(() => {
  29     synthesizeMouseAtPoint(100, 100, { type: "mousedown" })
  30     ok(target.matches(":active"), "Should have been clicked");
  31     requestAnimationFrame(() => {
  32       synthesizeMouseAtPoint(100, 100, { type: "mouseup" })
  33       ok(!target.matches(':active'), "Should stop matching :active afterwards");
  34       SimpleTest.finish();
  35     });
  36   });
  37 }
  38 </script>