third_party/WebKit/LayoutTests/fast/html/marquee-scrollamount.html

   1 <body>
   2 <p>This is a regression test for https://bugs.webkit.org/show_bug.cgi?id=50434. It verifies that a marquee does not animate when scrollAmount is set to 0 by script.</p>
   3 <script>
   4     if (window.testRunner)
   5         testRunner.waitUntilDone();
   6     var marquee = document.createElement("marquee");
   7     // Sets the character color to while in order to make the image result deterministic.
   8     // When you want to run this test manually, change the color to black.
   9     marquee.style.color = "white";
  10     marquee.innerHTML = "Test";
  11     marquee.width = "100px";
  12     marquee.scrollDelay = 0;
  13     document.body.appendChild(marquee);
  14     setTimeout(function() {
  15         marquee.scrollAmount = 0;
  16         if (window.testRunner) {
  17             setTimeout(function() {
  18                 testRunner.notifyDone();
  19             }, 55);
  20         }
  21     }, 0);
  22 </script>