def test_sibling(self, fixture, start_block, offset, expected_sibling_block):
"""Tests the _sibling method of the `CourseAPIPresenterMixin`."""
with mock.patch(
'analyticsclient.course.Course.videos', mock.Mock(return_value=utils.get_mock_video_data(fixture))
):
with mock.patch('slumber.Resource.get', mock.Mock(return_value=fixture.course_structure())):
sibling = self.presenter.sibling_block(utils.get_encoded_module_id(start_block['id']), offset)
if expected_sibling_block is None:
self.assertIsNone(sibling)
else:
self.assertEqual(sibling['id'], utils.get_encoded_module_id(expected_sibling_block['id']))
def test_graded_modes(self, grade_status):
"""
Ensure that video structure will be retrieved for both graded and ungraded.
"""
course_structure_fixtures = self._create_graded_and_ungraded_course_structure_fixtures()
course_fixture = course_structure_fixtures['course']
chapter_fixture = course_structure_fixtures['chapter']
with mock.patch('slumber.Resource.get', mock.Mock(return_value=course_fixture.course_structure())):
with mock.patch('analyticsclient.course.Course.videos',
mock.Mock(return_value=utils.get_mock_video_data(course_fixture))):
# check that we get results for both graded and ungraded
sequential_fixture = course_structure_fixtures[grade_status]['sequential']
video_id = sequential_fixture.children[0].children[0].id
actual_videos = self.presenter.subsection_children(chapter_fixture.id, sequential_fixture.id)
expected_url = reverse('courses:engagement:video_timeline',
kwargs={
'course_id': self.course_id,
'section_id': chapter_fixture.id,
'subsection_id': sequential_fixture.id,
'video_id': video_id
})
expected = [{'id': utils.get_encoded_module_id(video_id), 'url': expected_url}]
self.assertEqual(len(actual_videos), len(expected))
for index, actual_video in enumerate(actual_videos):
self.assertDictContainsSubset(expected[index], actual_video)
def test_sibling_no_data(self):
"""
Verify that _sibling() skips over siblings with no data (no associated URL).
"""
fixture = CourseFixture().add_children(ChapterFixture().add_children(
SequentialFixture().add_children(VerticalFixture().add_children(
self.VIDEO_1,
self.VIDEO_2, # self.VIDEO_2 will have no data
self.VIDEO_3))))
with mock.patch(
'analyticsclient.course.Course.videos',
mock.Mock(return_value=utils.get_mock_video_data(
fixture, excluded_module_ids=[self.VIDEO_2['id']]))):
with mock.patch(
'slumber.Resource.get',
mock.Mock(return_value=fixture.course_structure())):
sibling = self.presenter.sibling_block(
utils.get_encoded_module_id(self.VIDEO_1['id']), 1)
self.assertEqual(
sibling['id'],
utils.get_encoded_module_id(self.VIDEO_3['id']))
def test_sibling_no_data(self):
"""
Verify that _sibling() skips over siblings with no data (no associated URL).
"""
fixture = CourseFixture().add_children(
ChapterFixture().add_children(
SequentialFixture().add_children(
VerticalFixture().add_children(
self.VIDEO_1,
self.VIDEO_2, # self.VIDEO_2 will have no data
self.VIDEO_3
)
)
)
)
with mock.patch(
'analyticsclient.course.Course.videos',
mock.Mock(return_value=utils.get_mock_video_data(fixture, excluded_module_ids=[self.VIDEO_2['id']]))
):
with mock.patch('slumber.Resource.get', mock.Mock(return_value=fixture.course_structure())):
sibling = self.presenter.sibling_block(utils.get_encoded_module_id(self.VIDEO_1['id']), 1)
self.assertEqual(sibling['id'], utils.get_encoded_module_id(self.VIDEO_3['id']))