diff --git a/test/framework/utils.cc b/test/framework/utils.cc
new file mode 100644
index 0000000..b7f1622
--- /dev/null
+++ b/test/framework/utils.cc
@@ -0,0 +1,7 @@
+#include "utils.hh"
+
+
+void sleep_millis(int milis) {
+    std::chrono::milliseconds timespan(milis);
+    std::this_thread::sleep_for(timespan);
+}