quick fix

main.js

@@ -5,7 +5,7 @@ const { performance } = require("perf_hooks");
 const REST_ENDPOINT = "http://18.209.23.10:3000";
 const GRPC_ENDPOINT = "18.209.23.10:3001";
 
-const runTest = async () => {
+const runTest = async (func) => {
   const start = performance.now();
   await func();
   const end = performance.now();