Index: tools/perf/page_sets/tough_animation_cases/css_transitions_simultaneous_by_updating_inline_style.html |
diff --git a/tools/perf/page_sets/tough_animation_cases/css_transitions_simultaneous_by_updating_inline_style.html b/tools/perf/page_sets/tough_animation_cases/css_transitions_simultaneous_by_updating_inline_style.html |
new file mode 100644 |
index 0000000000000000000000000000000000000000..86c73b411f4e844930a115aad2fd1874a62aa1a4 |
--- /dev/null |
+++ b/tools/perf/page_sets/tough_animation_cases/css_transitions_simultaneous_by_updating_inline_style.html |
@@ -0,0 +1,33 @@ |
+<!DOCTYPE html> |
+<meta name="viewport" content="width=device-width, user-scalable=no"> |
+<link rel="stylesheet" type="text/css" href="resources/tablet.css"> |
+<link rel="stylesheet" type="text/css" href="resources/transition.css"> |
+<script src="resources/perftesthelper.js"></script> |
+ |
+<container id="container"></container> |
+ |
+<script> |
+var N = PerfTestHelper.getN(1000); |
+var duration = 1000; |
+var targets = []; |
+var keyframe = 1; |
+var keyframeValues = [0, 1] |
+ |
+for (var i = 0; i < N; i++) { |
+ var target = document.createElement('target'); |
+ container.appendChild(target); |
+ targets.push(target); |
+} |
+ |
+function startAllTransitions() { |
+ keyframe ^= 1; |
+ targets.forEach(function(target) { |
+ target.style.opacity = keyframeValues[keyframe]; |
+ }); |
+} |
+ |
+requestAnimationFrame(startAllTransitions); |
+setInterval(startAllTransitions, duration); |
+ |
+PerfTestHelper.signalReady(); |
+</script> |