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Unified Diff: tools/perf/page_sets/perf_week/css-transitions-simultaneous-by-inserting-new-elements.html

Issue 402433004: Test adding perf week tests as smoothness benchmark (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: g cl issue Created 6 years, 5 months ago
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Index: tools/perf/page_sets/perf_week/css-transitions-simultaneous-by-inserting-new-elements.html
diff --git a/tools/perf/page_sets/perf_week/css-transitions-simultaneous-by-inserting-new-elements.html b/tools/perf/page_sets/perf_week/css-transitions-simultaneous-by-inserting-new-elements.html
new file mode 100644
index 0000000000000000000000000000000000000000..05e97aa47b9b506e5cb8ee6cad749c1c484b6e17
--- /dev/null
+++ b/tools/perf/page_sets/perf_week/css-transitions-simultaneous-by-inserting-new-elements.html
@@ -0,0 +1,65 @@
+<!doctype html>
+<meta name="viewport" content="width=device-width, user-scalable=no">
+<container id="container"></container>
+<script>
+var N = 1000;
+var duration = 1000;
+var targets = [];
+var triggers = [];
+
+for (var i = 0; i < N; i++) {
+ triggers.push(document.createElement('trigger'));
+ var target = document.createElement('target');
+ container.appendChild(target);
+ targets.push(target);
+}
+
+function startAllTransitions() {
+ requestAnimationFrame(function() {
+ targets.forEach(function(target, i) {
+ container.insertBefore(triggers[i], target);
+ });
+ requestAnimationFrame(function() {
+ triggers.forEach(function(trigger) {
+ trigger.remove();
+ })
+ });
+ });
+}
+
+startAllTransitions();
+setInterval(startAllTransitions, duration);
+
+requestAnimationFrame(function() {
+ window.measurementReady = true;
+});
+</script>
+
+<style>
+body {
+ margin: 0;
+ overflow: hidden;
+}
+container {
+ display: flex;
+ flex-flow: row wrap;
+ width: 550px;
+ height: 800px;
+ background: lightgoldenrodyellow;
+}
+
+target {
+ display: inline-block;
+ width: 9px; height: 9px;
+ background: magenta;
+ transition: opacity 1000ms linear;
+ opacity: 0;
+}
+trigger + target {
+ transition: none;
+ opacity: 1;
+}
+trigger {
+ display: none;
+}
+</style>

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