Support authenticated connections

Closes #5 (closed)

ucamlookup/tests.py

@@ -6,15 +6,27 @@ try:
     from django.core.urlresolvers import reverse
 except Exception:
     from django.urls import reverse
-from django.test import TestCase
+from django.test import TestCase, override_settings
 from ucamlookup.models import LookupGroup
 from ucamlookup.utils import user_in_groups, get_users_from_query, return_visibleName_by_crsid, get_groups_from_query, \
     return_title_by_groupid, get_group_ids_of_a_user_in_lookup, get_institutions, get_institution_name_by_id, \
-    validate_crsids
+    validate_crsids, get_connection
 
 
 class UcamLookupTests(TestCase):
 
+    @override_settings(UCAMLOOKUP_HOST="mock_host", UCAMLOOKUP_PORT=80, UCAMLOOKUP_URL_BASE="/mock",
+                       UCAMLOOKUP_CHECK_CERTS=False, UCAMLOOKUP_USERNAME="mock_username",
+                       UCAMLOOKUP_PASSWORD="mock_password")
+    def test_optional_settins(self):
+            conn = get_connection()
+            self.assertEqual(conn.host, "mock_host")
+            self.assertEqual(conn.port, 80)
+            self.assertEqual(conn.url_base, "/mock/")
+            self.assertIsNone(conn.ca_certs)
+            self.assertEqual(conn.username, "mock_username")
+            self.assertEqual(conn.password, "mock_password")
+
     def test_add_name_to_user_and_add_title_to_group(self):
         with self.assertRaises(User.DoesNotExist):
             User.objects.get(username="amc203")