def test_after_removing_a_editor_from_a_map_a_editor_removed_action_is_triggered(self):
a_user = UserFactory.create()
a_map = MapFactory.create(creator=a_user)
another_user = UserFactory.create()
a_map.editors.add(another_user)
a_map.editors.remove(another_user)
am = ActivityManager()
removed_from_editors = am.removed_from_editors(a_user)
self.assertTrue(len(removed_from_editors))
action = removed_from_editors[0]
self.assertEqual(action.actor, a_user)
self.assertEqual(action.action_object, another_user)
self.assertEqual(action.target, a_map)
self.assertEqual(action.verb, REMOVED_FROM_EDITORS)
