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-rw-r--r--testing/web-platform/tests/paint-timing/resources/svg.html20
1 files changed, 20 insertions, 0 deletions
diff --git a/testing/web-platform/tests/paint-timing/resources/svg.html b/testing/web-platform/tests/paint-timing/resources/svg.html
new file mode 100644
index 0000000000..94185eab34
--- /dev/null
+++ b/testing/web-platform/tests/paint-timing/resources/svg.html
@@ -0,0 +1,20 @@
+<!DOCTYPE html>
+<div id="main">
+ <svg viewBox="0 0 10 10">
+ <defs>
+ <circle id="myCircle" cx="5" cy="5" r="4" stroke="blue" />
+ </defs>
+ <use id="circle" href="#myCircle" fill="green" />
+ </svg>
+</div>
+<script>
+ const observer = new PerformanceObserver(list => {
+ const fcp = list.getEntriesByName("first-contentful-paint");
+ if (!fcp.length)
+ return;
+
+ // Message the parent when FCP has been reached.
+ parent.postMessage("GotFCP", '*');
+ });
+ observer.observe({ type: "paint", buffered: true });
+</script>