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-rw-r--r--layout/style/test/test_animations_event_handler_attribute.html12
1 files changed, 10 insertions, 2 deletions
diff --git a/layout/style/test/test_animations_event_handler_attribute.html b/layout/style/test/test_animations_event_handler_attribute.html
index e5def2b34..23a749daa 100644
--- a/layout/style/test/test_animations_event_handler_attribute.html
+++ b/layout/style/test/test_animations_event_handler_attribute.html
@@ -90,14 +90,22 @@ targets.forEach(div => { div.remove(); });
// 2. Test CSS Transition event handlers.
-var targets = createAndRegisterTargets([ 'ontransitionend' ]);
+var targets = createAndRegisterTargets([ 'ontransitionrun',
+ 'ontransitionstart',
+ 'ontransitionend' ]);
targets.forEach(div => {
- div.style.transition = 'margin-left 100ms';
+ div.style.transition = 'margin-left 100ms 200ms';
getComputedStyle(div).marginLeft; // flush
div.style.marginLeft = "200px";
getComputedStyle(div).marginLeft; // flush
});
+advance_clock(0);
+checkReceivedEvents("transitionrun", targets);
+
+advance_clock(200);
+checkReceivedEvents("transitionstart", targets);
+
advance_clock(100);
checkReceivedEvents("transitionend", targets);