Fix issue #6 : correct purchasePlaces() and add unit tests

server.py

@@ -72,6 +72,7 @@ def purchasePlaces():
         return render_template('welcome.html', club=club, competitions=competitions)   
 
     competition['numberOfPlaces'] = int(competition['numberOfPlaces']) - placesRequired
+    club['points'] = club_points - placesRequired
     flash('Great - booking complete!')
     return render_template('welcome.html', club=club, competitions=competitions)
 

tests/unit/test_booking_decrease_club_points.py

@@ -0,0 +1,27 @@
+import server
+
+"""
+Unit test file to verify that club points are correctly updated after booking.
+
+Test 1: Club has 10 points, books 3 places, points should decrease by 3.
+    - status code 200
+    - success message "Great - booking complete!"
+    - club points decrease by 3
+
+"""
+
+
+def test_club_points_decrease_after_booking(client):
+    server.clubs = [{"name": "Club A", "points": "10"}]
+    server.competitions = [{"name": "Comp 1", "numberOfPlaces": "20"}]
+
+    response = client.post('/purchasePlaces', data={
+        'competition': 'Comp 1',
+        'club': 'Club A',
+        'places': '3'
+    })
+
+    assert response.status_code == 200
+    assert b"Great - booking complete!" in response.data
+    assert int(server.clubs[0]['points']) == 7  
+