Fix/connection api (#7)

* fix!: connect to new api vm

* chore: change port

* chore: preview function change

Author: DamianKobylinski

app/preview_tests.py

@@ -1,6 +1,7 @@
 import unittest
 from app.utility import initialize_test_connection
 from dotenv import load_dotenv
+
 load_dotenv()
 
 try:
@@ -29,15 +30,21 @@ class TestPreviewFunction(unittest.TestCase):
     """
 
     def test_api_endpoint_resistance(self):
-        response, params = "000000", {"api_endpoint": "resistance/", "correct_answer": -1.0}
+        response, params = (
+            "000000",
+            {"api_endpoint": "resistance/", "correct_answer": -1.0},
+        )
         result = preview_function(response, params)
 
         self.assertIn("preview", result)
         self.assertIsNotNone(result["preview"])
 
     def test_api_endpoint_resistors(self):
         id_connection = initialize_test_connection()
-        response, params = id_connection, {"api_endpoint": "resistors/", "correct_answer": 0.0}
+        response, params = (
+            id_connection,
+            {"api_endpoint": "resistors/", "correct_answer": []},
+        )
         result = preview_function(response, params)
 
         self.assertIn("preview", result)