diff --git a/server/src/test/permanent_data/test_permanent_data.py b/server/src/test/permanent_data/test_permanent_data.py
new file mode 100644
index 0000000..43b5b8a
--- /dev/null
+++ b/server/src/test/permanent_data/test_permanent_data.py
@@ -0,0 +1,149 @@
+import unittest
+from unittest.mock import patch, MagicMock
+import json
+import os
+from functions.permanent_data.permanent_data import (
+    fetch_train_stations_with_type,
+    fetch_train_stations,
+    fetch_luas,
+    fetch_gtfs,
+    batch_upload_to_dynamodb,
+    lambda_handler,
+    table_name,
+    table
+)
+
+class TestPermanentData(unittest.TestCase):
+
+    @patch('functions.permanent_data.permanent_data.session.get')
+    @patch('functions.permanent_data.permanent_data.xmltodict.parse')
+    def test_fetch_train_stations_with_type(self, mock_parse, mock_get):
+        # Mock API response and xmltodict parsing
+        mock_get.return_value.text = '<xml></xml>'
+        mock_parse.return_value = {
+            "ArrayOfObjStation": {
+                "objStation": [
+                    {
+                        "StationCode": "DUB",
+                        "StationLatitude": "53.0",
+                        "StationLongitude": "-6.0",
+                        "StationId": "1",
+                        "StationDesc": "Dublin",
+                        "StationAlias": "DUB"
+                    }
+                ]
+            }
+        }
+
+        result = fetch_train_stations_with_type()
+        self.assertEqual(len(result), 3)  # Three types: M, S, D
+        self.assertEqual(result[0]['trainStationCode'], 'DUB')
+
+    @patch('functions.permanent_data.permanent_data.session.get')
+    @patch('functions.permanent_data.permanent_data.xmltodict.parse')
+    def test_fetch_train_stations(self, mock_parse, mock_get):
+        # Mock API response and xmltodict parsing
+        mock_get.return_value.text = '<xml></xml>'
+        mock_parse.return_value = {
+            "ArrayOfObjStation": {
+                "objStation": [
+                    {
+                        "StationCode": "DUB",
+                        "StationLatitude": "53.0",
+                        "StationLongitude": "-6.0",
+                        "StationId": "1",
+                        "StationDesc": "Dublin",
+                        "StationAlias": "DUB"
+                    }
+                ]
+            }
+        }
+
+        result = fetch_train_stations()
+        self.assertEqual(len(result), 1)
+        self.assertEqual(result[0]['trainStationCode'], 'DUB')
+
+    @patch('functions.permanent_data.permanent_data.session.get')
+    def test_fetch_luas(self, mock_get):
+        # Mock API response for Luas stops
+        mock_get.return_value.content = 'Abbreviation\tName\tIrishName\tLatitude\tLongitude\tStopID\tLineID\tSortOrder\tIsEnabled\tIsParkAndRide\tIsCycleAndRide\tZoneCountA\tZoneCountB\nABB\tAbbey Street\tSráid na Mainistreach\t53.0\t-6.0\t1\t1\t1\ttrue\tfalse\tfalse\t1\t2'.encode('utf-8-sig')
+
+        result = fetch_luas()
+        self.assertEqual(len(result), 1)
+        self.assertEqual(result[0]['luasStopName'], 'Abbey Street')
+
+        @patch('functions.permanent_data.permanent_data.session.get')
+        @patch('functions.permanent_data.permanent_data.zipfile.ZipFile')
+        def test_fetch_gtfs(self, mock_zip, mock_get):
+            # Mock API response for the GTFS zip file
+            mock_get.return_value.content = b'zipfilecontent'
+
+            # Create a mock zip file object
+            mock_zip_file = MagicMock()
+            mock_zip.return_value.__enter__.return_value = mock_zip_file
+
+            # Mock the file list inside the zip
+            mock_zip_file.namelist.return_value = ['agency.txt', 'routes.txt', 'stops.txt']
+
+            # Create separate mocks for each file's content
+            agency_file = MagicMock()
+            route_file = MagicMock()
+            stop_file = MagicMock()
+
+            # Mock file reading for each file
+            agency_file.read.return_value = b'agency_id,agency_name,agency_url\n1,Dublin Bus,http://dublinbus.ie'
+            route_file.read.return_value = b'route_id,agency_id,route_short_name,route_long_name\n1,1,46A,Ballinteer to Phoenix Park'
+            stop_file.read.return_value = b'stop_id,stop_code,stop_name,stop_lat,stop_lon\n1,123,Stop 1,53.0,-6.0'
+
+            # Mock open() based on file name
+            def mock_open(name, *args, **kwargs):
+                if name == 'agency.txt':
+                    return agency_file
+                elif name == 'routes.txt':
+                    return route_file
+                elif name == 'stops.txt':
+                    return stop_file
+                else:
+                    raise FileNotFoundError
+
+            # Set the side effect for open()
+            mock_zip_file.open.side_effect = mock_open
+
+            # Call the function
+            result = fetch_gtfs()
+
+            # Validate the result
+            self.assertEqual(len(result), 3)
+            self.assertEqual(result[0]['busAgencyName'], 'Dublin Bus')
+            self.assertEqual(result[1]['busRouteLongName'], 'Ballinteer to Phoenix Park')
+            self.assertEqual(result[2]['busStopName'], 'Stop 1')
+
+    @patch('functions.permanent_data.permanent_data.table')
+    def test_batch_upload_to_dynamodb(self, mock_table):
+        # Mock DynamoDB batch_writer
+        mock_batch_writer = MagicMock()
+        mock_table.batch_writer.return_value.__enter__.return_value = mock_batch_writer
+
+        data = [{"objectID": "1", "objectType": "TestType"}]
+        batch_upload_to_dynamodb(data)
+
+        mock_batch_writer.put_item.assert_called_once_with(Item=data[0])
+
+    @patch('functions.permanent_data.permanent_data.fetch_train_stations')
+    @patch('functions.permanent_data.permanent_data.fetch_luas')
+    @patch('functions.permanent_data.permanent_data.fetch_gtfs')
+    @patch('functions.permanent_data.permanent_data.batch_upload_to_dynamodb')
+    def test_lambda_handler(self, mock_upload, mock_gtfs, mock_luas, mock_stations):
+        # Mock data fetching functions
+        mock_stations.return_value = [{"objectID": "station1", "objectType": "IrishRailStation"}]
+        mock_luas.return_value = [{"objectID": "luas1", "objectType": "LuasStop"}]
+        mock_gtfs.return_value = [{"objectID": "bus1", "objectType": "BusStop"}]
+
+        result = lambda_handler({}, {})
+
+        self.assertEqual(result['statusCode'], 200)
+        self.assertIn('Data uploaded successfully', result['body'])
+        self.assertEqual(mock_upload.call_count, 1)
+
+if __name__ == "__main__":
+    unittest.main()