def post(self):
"""Handles the POST request."""
old_skill_id = self.payload.get('old_skill_id')
new_skill_id = self.payload.get('new_skill_id')
new_skill = skill_fetchers.get_skill_by_id(new_skill_id, strict=False)
if new_skill is None:
raise self.PageNotFoundException(
Exception('The new skill with the given id doesn\'t exist.'))
old_skill = skill_fetchers.get_skill_by_id(old_skill_id, strict=False)
if old_skill is None:
raise self.PageNotFoundException(
Exception('The old skill with the given id doesn\'t exist.'))
skill_services.replace_skill_id_in_all_topics(self.user_id,
old_skill_id,
new_skill_id)
question_services.replace_skill_id_for_all_questions(
old_skill_id, old_skill.description, new_skill_id)
changelist = [
skill_domain.SkillChange({
'cmd':
skill_domain.CMD_UPDATE_SKILL_PROPERTY,
'property_name':
(skill_domain.SKILL_PROPERTY_SUPERSEDING_SKILL_ID),
'old_value':
old_skill.superseding_skill_id,
'new_value':
new_skill_id
})
]
skill_services.update_skill(
self.user_id, old_skill_id, changelist,
'Marking the skill as having being merged successfully.')
skill_services.delete_skill(self.user_id, old_skill_id)
self.render_json({'merged_into_skill': new_skill_id})
def test_replace_skill_id_for_all_questions(self):
question_id_2 = question_services.get_new_question_id()
self.save_new_question(question_id_2, self.editor_id,
self._create_valid_question_data('ABC'),
['skill_1'])
question_id_3 = question_services.get_new_question_id()
self.save_new_question(question_id_3, self.editor_id,
self._create_valid_question_data('ABC'),
['skill_2'])
question_services.create_new_question_skill_link(
self.editor_id, self.question_id, 'skill_1', 0.5)
question_services.create_new_question_skill_link(
self.editor_id, question_id_2, 'skill_1', 0.3)
question_services.create_new_question_skill_link(
self.editor_id, question_id_3, 'skill_2', 0.9)
question_skill_links = (
question_services.get_question_skill_links_of_skill(
'skill_1', 'Skill Description 1'))
self.assertEqual(len(question_skill_links), 2)
question_ids = [
question_skill.question_id
for question_skill in question_skill_links
]
self.assertItemsEqual(question_ids, [self.question_id, question_id_2])
for question_skill in question_skill_links:
if question_skill.question_id == self.question_id:
self.assertEqual(question_skill.skill_difficulty, 0.5)
question_services.replace_skill_id_for_all_questions(
'skill_1', 'Description 1', 'skill_3')
question_skill_links = (
question_services.get_question_skill_links_of_skill(
'skill_1', 'Description 1'))
self.assertEqual(len(question_skill_links), 0)
question_skill_links = (
question_services.get_question_skill_links_of_skill(
'skill_3', 'Skill Description 3'))
question_ids = [
question_skill.question_id
for question_skill in question_skill_links
]
self.assertItemsEqual(question_ids, [self.question_id, question_id_2])
for question_skill in question_skill_links:
if question_skill.question_id == self.question_id:
self.assertEqual(question_skill.skill_difficulty, 0.5)
questions = question_services.get_questions_by_ids(
[self.question_id, question_id_2, question_id_3])
for question in questions:
if question.id in ([self.question_id, question_id_2]):
self.assertItemsEqual(question.linked_skill_ids, ['skill_3'])
else:
self.assertItemsEqual(question.linked_skill_ids, ['skill_2'])
