fix(IPv6 issue): fix dotenv.ts which was creating mistmatch in IP versions.

Author: eddyseed

backend/.env.sample

@@ -2,16 +2,27 @@ import dotenv from "dotenv";
 import path from "path";
 import logger from "../lib/logger";
 
+// Load .env from project root
 logger.info("Trying to load .env file from the project folder...");
 dotenv.config({ path: path.resolve(process.cwd(), ".env") });
 
+// Helper to clean quotes & force IPv4 if needed
+function cleanEnvVar(
+  val: string | undefined,
+  fallback?: string
+): string | undefined {
+  if (!val) return fallback;
+  return val.replace(/^"|"$/g, "").replace("localhost", "127.0.0.1");
+}
+
 export const SERVER_ENV = {
-  PORT: process.env.PORT || "3001",
+  PORT: process.env.PORT || "3000",
   NODE_ENV: process.env.NODE_ENV || "development",
-  LOCAL_HOST: process.env.LOCAL_HOST || "http://localhost:3001",
-  CORS_ORIGIN: process.env.CORS_ORIGIN || "http://localhost:5173",
+  LOCAL_HOST: process.env.LOCAL_HOST || "http://127.0.0.1",
+  CORS_ORIGIN: process.env.CORS_ORIGIN || "*",
 };
+
 export const MODEL_ENV = {
-  OLLAMA_HOST: process.env.OLLAMA_HOST || "http://localhost:11434",
-  MODEL_NAME: process.env.MODEL_NAME || "phi3:mini",
+  OLLAMA_HOST: cleanEnvVar(process.env.OLLAMA_HOST, "http://127.0.0.1:11434"),
+  MODEL_NAME: cleanEnvVar(process.env.MODEL_NAME, "phi3"),
 };

backend/src/config/dotenv.ts

@@ -19,11 +19,10 @@ app.use("/api/upload-schema", genSummaryRoute);
 app.use("/api/generate-testcases", genTestcasesRoute);
 
 // Configure websockets
-const port = SERVER_ENV.PORT || 3001;
+const port = SERVER_ENV.PORT;
 const server = http.createServer(app);
 setUpWebSocket(server);
 
-
 logger.info("Starting the server...");
 server.listen(port, () => {
   logger.info(`Server is running on port ${port}`);

backend/src/server.ts

@@ -50,7 +50,7 @@ JSON Response:
       stream: false,
     });
 
-    let aiResponseText: string = (response.data.response || "").trim();
+    let aiResponseText: string = (response.data.response || "").trim() ?? "";
 
     if (aiResponseText.startsWith("```")) {
       aiResponseText = aiResponseText
@@ -78,11 +78,14 @@ JSON Response:
     // Type guard to safely access message
     const message = error instanceof Error ? error.message : String(error);
 
-    logger.error("AI test generation failed", {
-      error: message,
-      method,
-      path,
-    });
+    logger.error(
+      "AI test generation failed" +
+        {
+          error: message,
+          method,
+          path,
+        }
+    );
 
     console.error(error);
 

backend/src/services/ai-test-generator.service.ts

@@ -10,7 +10,7 @@ export default function TerminalView() {
     const { registerTerminal } = useTerminal();
 
     // Use your custom WebSocket hook
-    const { messages, isConnected, error } = useWebSocket("ws://localhost:3001");
+    const { messages, isConnected, error } = useWebSocket("ws://localhost:3000");
 
     useEffect(() => {
         if (!terminalRef.current) return;

frontend/src/components/TerminalView.tsx

@@ -64,6 +64,7 @@ const TestDetailsPane: React.FC = () => {
   const handleRunTests = async () => {
     if (!spec) return;
     try {
+
       setLoading(true);
       await runTests(spec, logToTerminal);
     } finally {

frontend/src/features/test-details/index.tsx

@@ -1,8 +1,9 @@
-import { apiClient } from "@/lib/api-client";
 import type { OpenApiData } from "@/types/openapi.type";
+import axios from "axios";
 
 export async function generateTestCasesAPI(spec: OpenApiData) {
-  return apiClient.post("/generate-testcases/", spec, {
+  console.log("API Spec:", spec, spec.info);
+  return axios.post("http://localhost:3000/api/generate-testcases/", spec, {
     headers: { "Content-Type": "application/json" },
   });
 }

frontend/src/features/test-runner/api.ts

@@ -1,6 +1,6 @@
 import { useRef, useEffect, useState, useCallback } from "react";
 
-export function useWebSocket(url: string = "ws://localhost:3001") {
+export function useWebSocket(url: string = "ws://localhost:3000") {
   const socketRef = useRef<WebSocket | null>(null);
   const [messages, setMessages] = useState<string[]>([]);
   const [isConnected, setIsConnected] = useState(false);

frontend/src/hooks/useWebSocket.ts

@@ -9,6 +9,7 @@ export async function generateTestCases(
   logToTerminal("Sending POST request to /api/generate-testcases...");
   try {
     const res = await generateTestCasesAPI(spec);
+    console.log(res, res.data);
     logToTerminal("Test cases generated successfully!");
     return res.data;
   } catch (err: unknown) {

frontend/src/lib/test-generator.ts

@@ -13,7 +13,7 @@ export const uploadSchemaFile = async (
   try {
     const response = await uploadSchemaFileAPI(file);
     logToTerminal("File uploaded successfully!");
-    setSpec(response.data.data);
+    setSpec(response.data);
     return response.data;
   } catch (error) {
     logToTerminal(`Error uploading file: ${error}`);