Change get_sample_data API to not require the custom notification tuple

notifications/test/test_notificationevent.py

@@ -1,25 +1,14 @@
+from notifications.models_interface import Repository
 from notifications.notificationevent import NotificationEvent
-from util.morecollections import AttrDict
 
 from test.fixtures import *
 
-def test_all_notifications(app):
-  # Create a test notification.
-  test_notification = AttrDict({
-    'repository': AttrDict({
-      'namespace_name': AttrDict(dict(username='foo')),
-      'name': 'bar',
-    }),
-    'event_config_dict': {
-      'level': 'low',
-    },
-  })
-
+def test_all_notifications(initialized_db):
   for subc in NotificationEvent.__subclasses__():
     if subc.event_name() is not None:
       # Create the notification event.
       found = NotificationEvent.get_event(subc.event_name())
-      sample_data = found.get_sample_data(test_notification)
+      sample_data = found.get_sample_data(Repository('foo', 'bar'), {'level': 'low'})
 
       # Make sure all calls succeed.
       notification_data = {