diff options
Diffstat (limited to 'dom/events/test/test_legacy_event.html')
| -rw-r--r-- | dom/events/test/test_legacy_event.html | 21 |
1 files changed, 7 insertions, 14 deletions
diff --git a/dom/events/test/test_legacy_event.html b/dom/events/test/test_legacy_event.html index d772be1066..b2105a6dfc 100644 --- a/dom/events/test/test_legacy_event.html +++ b/dom/events/test/test_legacy_event.html @@ -73,22 +73,15 @@ function triggerShortAnimation(node) { node.style.animation = "anim1 1ms linear"; } -// This function triggers a long animation with two iterations, which is -// *nearly* at the end of its first iteration. It will hit the end of that -// iteration (firing an event) almost immediately, 1ms in the future. +// This function triggers a very short (10ms long) animation with many +// iterations, which will cause a start event followed by an iteration event +// on each subsequent tick, to fire. // -// NOTE: It's important that this animation have a *long* duration. If it were -// short (e.g. 1ms duration), then we might jump past all its iterations in -// a single refresh-driver tick. And if that were to happens, we'd *never* fire -// any animationiteration events -- the CSS Animations spec says this event -// must not be fired "...when an animationend event would fire at the same time" -// (which would be the case in this example with a 1ms duration). So, to make -// sure our event does fire, we use a long duration and a nearly-as-long -// negative delay. This ensures we hit the end of the first iteration right -// away, and that we don't risk hitting the end of the second iteration at the -// same time. +// NOTE: We need the many iterations since if an animation frame coincides +// with the animation starting or ending we dispatch only the start or end +// event and not the iteration event. function triggerAnimationIteration(node) { - node.style.animation = "anim1 300s -299.999s linear 2"; + node.style.animation = "anim1 10ms linear 20000"; } // GENERAL UTILITY FUNCTIONS |