add_comment_button should be hidden with initially_hidden css class if can_create_comment permission is false => do not set this css property directly on html element.
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])