1 files changed, 19 insertions, 0 deletions
diff --git a/dom/base/test/file_timer_flood.html b/dom/base/test/file_timer_flood.html
new file mode 100644
index 0000000000..dc729d7e42
--- /dev/null
+++ b/dom/base/test/file_timer_flood.html
@@ -0,0 +1,19 @@
+<!DOCTYPE HTML>
+<html>
+<body>
+<script>
+let count = 0;
+function cb() {
+  count += 1;
+  // Notify our parent that we are ready once the timer flood has
+  // warmed up.
+  if (count === 10000) {
+    window.parent.postMessage('STARTED', '*');
+  }
+  setTimeout(cb, 0);
+  setTimeout(cb, 0);
+}
+addEventListener('load', cb);
+</script>
+</body>
+</html>