diff --git a/app/templates/player.html b/app/templates/player.html
index 6404a5dd7af9505d3c95ff12253f159a93f3257b..f5c63ac58796b1c94a3986b614c84a938bec1ce9 100644
--- a/app/templates/player.html
+++ b/app/templates/player.html
@@ -241,7 +241,12 @@
                 labels: labels,
                 datasets: [{
                     label: 'Transfer value',
-                    data: ["{{ transfer_value_last_5["fg0"] }}", "{{ transfer_value_last_5["fg1"] }}", "{{ transfer_value_last_5["fg2"] }}", "{{ transfer_value_last_5["fg3"] }}", "{{ transfer_value_last_5["fg4"] }}", "{{ transfer_value_last_5["fg5"] }}"],
+                    data: ["{{ transfer_value_last_5["fg0"] }}",
+                        "{{ transfer_value_last_5["fg1"] }}",
+                        "{{ transfer_value_last_5["fg2"] }}",
+                        "{{ transfer_value_last_5["fg3"] }}",
+                        "{{ transfer_value_last_5["fg4"] }}",
+                        "{{ transfer_value_last_5["fg5"] }}"],
                     fill: false,
                     borderColor: 'rgb(75, 192, 192)',
                     tension: 0.1
diff --git a/tests.py b/tests.py
new file mode 100644
index 0000000000000000000000000000000000000000..400bf76a6653506f28da3dff7cca78ed6a3cce24
--- /dev/null
+++ b/tests.py
@@ -0,0 +1,60 @@
+# Add unit tests for Flask
+
+# Path: app/tests.py
+
+import unittest
+import pandas as pd
+
+from data import processing
+from data.processing import DataObject
+from data import player
+from data.player import Player
+
+
+# Jago Gardiner (21009267)
+
+
+class TestData(unittest.TestCase):
+    def setUp(self):
+        self.data = processing.read_csv()
+        self.players = processing.filter_players()
+        self.teams = processing.filter_teams()
+        self.dummyobj = DataObject(
+            id=1,
+            name="test",
+            dob="1999-01-01",
+            date_signed_up="2020-01-01",
+            current_team="test",
+            team_location="test",
+            team_manager="test",
+            gender="test",
+            salary=100,
+            contract_start="2020-01-01",
+            contract_duration=52,
+            games_played=6,
+            games_won=6,
+            fg1="W",
+            fg2="W",
+            fg3="W",
+            fg4="W",
+            fg5="W",
+        )
+        self.dummy_player = Player(data=self.dummyobj)
+
+    def test_read_csv(self):
+        self.assertIsInstance(self.data, pd.DataFrame)
+
+    def test_percentage(self):
+        self.assertEqual(
+            player.calculate_win_percentage_overall(self.dummy_player), 100
+        )
+
+    def test_last_5_games(self):
+        self.assertEqual(
+            player.calculate_win_percentage_last_5(self.dummy_player),
+            {"fg0": 100, "fg1": 100, "fg2": 100, "fg3": 100, "fg4": 100, "fg5": 100},
+        )
+
+
+if __name__ == "__main__":
+    unittest.main()