Fixes lower() applied to None string, and not empty string as changeset 506 has mistakenly fixed.
from django.test import TestCase
from django.test.client import Client
from django.core import management
from datetime import datetime
from cm.activity import *
from cm.models import *
from cm.security import *
class ActivityTest(TestCase):
fixtures = ['roles_generic','test_content']
def test_process_activities(self):
text = Text.objects.get(id=1)
activity = get_activity(text, user='all', reference_date=datetime(2009,02,01))
self.assertEqual(activity, [0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1])