adding testing

app.py

@@ -1,10 +1,13 @@
-from flask import Flask
+"""A simple Flask web application."""
+
+from flask import Flask, jsonify
 
 app = Flask(__name__)
 
-@app.route('/')
-def hello_world():
-    return 'Hello, Worlddddddddddd!!!'
+@app.route("/", methods=["GET"])
+def home():
+    """Return a simple JSON greeting message."""
+    return jsonify({"message": "Hello, Flask!"})
 
-if __name__ == '__main__':
-    app.run(debug=True)
+if __name__ == "__main__":
+    app.run(host="0.0.0.0", port=5000)

test_app.py

@@ -1,8 +1,20 @@
-from app import app
+"""Unit tests for the Flask application."""
 
-def test_homepage():
+import unittest
+from flask_app.app import app
 
-    with app.test_client() as client:
-        response = client.get('/')   
-        assert response.status_code == 200  
-        assert b"Hello, Worlddddddddddd!!!" in response.data 
+class FlaskAppTestCase(unittest.TestCase):
+    """Test cases for the Flask application."""
+
+    def setUp(self):
+        """Set up the test client before each test."""
+        self.client = app.test_client()
+
+    def test_home_route(self):
+        """Test that the home route returns the expected message."""
+        response = self.client.get("/")
+        self.assertEqual(response.status_code, 200)
+        self.assertEqual(response.json, {"message": "Hello, Flask!"})
+
+if __name__ == "__main__":
+    unittest.main()