Fix references to ANONYMOUS_USER_NAME in tests

settings.ANONYMOUS_USER_NAME does not use the default value.

It doesn't really matter as ANONYMOUS_USER_NAME is given, but better to
be correct.

guardian/testapp/tests/conf.py

@@ -2,6 +2,7 @@
 import os
 import unittest
 from guardian.utils import abspath
+from guardian.conf import settings as guardian_settings
 from django.conf import settings
 from django.conf import UserSettingsHolder
 from django.utils.functional import wraps
@@ -34,7 +35,7 @@ def setUp(self):
             from django.contrib.auth.models import User
         Group.objects.create(pk=1, name='admins')
         jack_group = Group.objects.create(pk=2, name='jackGroup')
-        User.objects.get_or_create(username=settings.ANONYMOUS_USER_NAME)
+        User.objects.get_or_create(username=guardian_settings.ANONYMOUS_USER_NAME)
         jack = User.objects.create(username='jack', is_active=True,
                                    is_superuser=False, is_staff=False)
         jack.groups.add(jack_group)

guardian/testapp/tests/test_core.py

@@ -2,6 +2,7 @@
 from itertools import chain
 
 from django.conf import settings
+from guardian.conf import settings as guardian_settings
 # Try the new app settings (Django 1.7) and fall back to the old system
 try:
     from django.apps import apps as django_apps
@@ -28,7 +29,7 @@ def test_create_anonymous_user(self):
         create_anonymous_user(object())
         self.assertEqual(1, User.objects.all().count())
         anonymous = User.objects.all()[0]
-        self.assertEqual(anonymous.username, settings.ANONYMOUS_USER_NAME)
+        self.assertEqual(anonymous.username, guardian_settings.ANONYMOUS_USER_NAME)
 
 
 class ObjectPermissionTestCase(TestCase):
@@ -40,7 +41,7 @@ def setUp(self):
         self.ctype = ContentType.objects.create(
             model='bar', app_label='fake-for-guardian-tests')
         self.anonymous_user = User.objects.get(
-            username=settings.ANONYMOUS_USER_NAME)
+            username=guardian_settings.ANONYMOUS_USER_NAME)
 
 
 class ObjectPermissionCheckerTest(ObjectPermissionTestCase):