diff --git a/backend/api.js b/backend/api.js
index f8933b4..cb4c806 100644
--- a/backend/api.js
+++ b/backend/api.js
@@ -287,6 +287,10 @@ export class Session {
   };
 
   runCode = async (code, isTest = false, expectedOutput) => {
+    console.log('runCode')
+    console.log('code', code)
+    console.log('isTest', isTest)
+    console.log('expectedOutput', expectedOutput)
     try {
       const { name, repl, suffix, createEmpty, compile, run, template } =
         this.config;
diff --git a/frontend/src/app.js b/frontend/src/app.js
index 1012417..74eca6d 100644
--- a/frontend/src/app.js
+++ b/frontend/src/app.js
@@ -125,7 +125,7 @@ async function main() {
           window.parent.postMessage({
             event: "total_test_start",
             type: "test",
-          });
+          }, "*");
 
           window.parent.postMessage({
             $id: 0,
@@ -140,12 +140,12 @@ async function main() {
               status: pass ? "pass" : "fail",
             },
             type: "test",
-          });
+          }, "*");
 
           window.parent.postMessage({
             event: "total_test_end",
             type: "test",
-          });
+          }, "*");
           return;
         case "lspStopped":
           if (clientDisposable) {