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Unified Diff: tools/perf/page_sets/perf_week/css-animations-simultaneous-by-inserting-style-element.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-animations-simultaneous-by-inserting-style-element.html
diff --git a/tools/perf/page_sets/perf_week/css-animations-simultaneous-by-inserting-style-element.html b/tools/perf/page_sets/perf_week/css-animations-simultaneous-by-inserting-style-element.html
new file mode 100644
index 0000000000000000000000000000000000000000..e6c51749e46c5333fb239a5058363679bf7959f5
--- /dev/null
+++ b/tools/perf/page_sets/perf_week/css-animations-simultaneous-by-inserting-style-element.html
@@ -0,0 +1,52 @@
+<!doctype html>
+<meta name="viewport" content="width=device-width, user-scalable=no">
+<container id="container"></container>
+<script>
+window.measurementReady = true;
+var N = 1000;
+var duration = 1000;
+var style = null;
+
+for (var i = 0; i < N; i++) {
+ var target = document.createElement('target');
+ container.appendChild(target);
+}
+
+var nextAnim = 0;
+function updateStyle() {
+ if (style) {
+ style.remove();
+ }
+ anim = 'anim' + nextAnim++;
+ style = document.createElement('style');
+ style.textContent = '\
+ target {\
+ display: inline-block;\
+ width: 9px; height: 9px;\
+ background: orange;\
+ -webkit-animation: ' + anim + ' 1s infinite;\
+ }\n\
+ @-webkit-keyframes ' + anim + ' {\
+ 0% { opacity: 0; }\
+ 100% { opacity: 1; }\
+ }';
+ container.appendChild(style);
+}
+
+updateStyle();
+setInterval(updateStyle, duration);
+</script>
+
+<style>
+body {
+ margin: 0;
+ overflow: hidden;
+}
+container {
+ display: flex;
+ flex-flow: row wrap;
+ width: 550px;
+ height: 800px;
+ background: magenta;
+}
+</style>

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