| <!DOCTYPE html> |
| <script src="../../../resources/gesture-util.js"></script> |
| <script src="../../../resources/testharness.js"></script> |
| <script src="../../../resources/testharnessreport.js"></script> |
| <span id="parent"> |
| <div id="target" style="border:solid 1px green; width:220px; height:70px; overflow:scroll"> |
| TOP TOP TOP TOP TOP TOP TOP |
| Scroll mouse wheel over here |
| Scroll mouse wheel over here |
| Scroll mouse wheel over here |
| Scroll mouse wheel over here |
| Scroll mouse wheel over here |
| Scroll mouse wheel over here |
| END END END END END END END |
| </div> |
| </span> |
| |
| <script> |
| var receivedMouseWheel = false; |
| var testEvent; |
| |
| function wheelHandler(e) { |
| testEvent = e; |
| } |
| |
| function mouseWheelHandler(e) { |
| receivedMouseWheel = true; |
| } |
| |
| promise_test(async () => { |
| var div = document.getElementById('target'); |
| div.addEventListener('wheel', wheelHandler); |
| div.addEventListener('mousewheel', mouseWheelHandler); |
| var center = elementCenter(div); |
| await wheelTick(-20, -20, center, 4000); |
| |
| assert_equals(testEvent.__proto__, WheelEvent.prototype, "Standard wheel event was fired."); |
| assert_false(receivedMouseWheel, "mousewheel event should not have fired."); |
| }, "Tests the interaction between the standard and the non-standard 'mousewheel'."); |
| |
| </script> |
