def delete(self, activity_type, topic_id):
if activity_type == constants.ACTIVITY_TYPE_LEARN_TOPIC:
learner_goals_services.remove_topics_from_learn_goal(
self.user_id, [topic_id])
else:
raise self.InvalidInputException('Invalid activityType: %s' %
(activity_type))
self.render_json(self.values)
def test_remove_topic_from_learner_goals(self):
self.assertEqual(self._get_all_topic_ids_to_learn(self.viewer_id), [])
# Add topic to learner goals.
learner_goals_services.mark_topic_to_learn(self.viewer_id,
self.TOPIC_ID_1)
learner_goals_services.mark_topic_to_learn(self.viewer_id,
self.TOPIC_ID_2)
self.assertEqual(self._get_all_topic_ids_to_learn(self.viewer_id),
[self.TOPIC_ID_1, self.TOPIC_ID_2])
# Removing a topic.
learner_goals_services.remove_topics_from_learn_goal(
self.viewer_id, [self.TOPIC_ID_1])
self.assertEqual(self._get_all_topic_ids_to_learn(self.viewer_id),
[self.TOPIC_ID_2])
# Removing the same topic raises error.
with self.assertRaisesRegexp(
Exception,
'The topic id Topic_id_1 is not present in LearnerGoalsModel'):
learner_goals_services.remove_topics_from_learn_goal(
self.viewer_id, [self.TOPIC_ID_1])
# Removing the second topic.
learner_goals_services.remove_topics_from_learn_goal(
self.viewer_id, [self.TOPIC_ID_2])
self.assertEqual(self._get_all_topic_ids_to_learn(self.viewer_id), [])
