| <html> |
| <script src="../../resources/js-test.js"></script> |
| <body style="min-width: 5000px; min-height: 5000px"> |
| <script> |
| description('Checks that the scroll event fires on the document asychronously and only once.'); |
| |
| var eventCount = 0; |
| var doneTimeout; |
| |
| onscroll = function(event) |
| { |
| eventCount++; |
| if (eventCount == 1) { |
| debug('Scroll event bubbles: ' + event.bubbles); |
| var scrollX = document.scrollingElement.scrollLeft; |
| var scrollY = document.scrollingElement.scrollTop; |
| testPassed('Scroll position: (' + scrollX + ', ' + scrollY + ')'); |
| // Don't call notifyDone straight away, in case there's another scroll event coming. |
| doneTimeout = setTimeout(finishJSTest, 100); |
| } else { |
| clearTimeout(doneTimeout); |
| testFailed('Scroll handler was invoked ' + eventCount + ' times'); |
| finishJSTest(); |
| } |
| } |
| |
| onload = function() |
| { |
| window.scrollTo(100, 100); |
| if (eventCount > 0) { |
| testFailed('Scroll event fired synchronously'); |
| finishJSTest(); |
| } |
| window.scrollTo(200, 200); |
| } |
| var jsTestIsAsync = true; |
| </script> |
| </body> |
| </html> |
