Files
edx-platform/lms/djangoapps/courseware/tests/test_self_paced_overrides.py

140 lines
5.9 KiB
Python

"""Tests for self-paced course due date overrides."""
import datetime
from unittest.mock import patch
import pytz
from django.test.utils import override_settings
from lms.djangoapps.courseware.access import has_access
from lms.djangoapps.courseware.tests.factories import BetaTesterFactory
from lms.djangoapps.ccx.tests.test_overrides import inject_field_overrides
from lms.djangoapps.courseware.field_overrides import OverrideFieldData, OverrideModulestoreFieldData
from lms.djangoapps.discussion.django_comment_client.utils import get_accessible_discussion_xblocks
from xmodule.modulestore.tests.django_utils import ModuleStoreTestCase
from xmodule.modulestore.tests.factories import CourseFactory, ItemFactory
@override_settings(
XBLOCK_FIELD_DATA_WRAPPERS=['lms.djangoapps.courseware.field_overrides:OverrideModulestoreFieldData.wrap'],
MODULESTORE_FIELD_OVERRIDE_PROVIDERS=[
'lms.djangoapps.courseware.self_paced_overrides.SelfPacedDateOverrideProvider'
],
)
class SelfPacedDateOverrideTest(ModuleStoreTestCase):
"""
Tests for self-paced due date overrides.
"""
def setUp(self):
self.reset_setting_cache_variables()
super().setUp()
self.non_staff_user, __ = self.create_non_staff_user()
self.now = datetime.datetime.now(pytz.UTC).replace(microsecond=0)
self.future = self.now + datetime.timedelta(days=30)
def tearDown(self):
self.reset_setting_cache_variables()
super().tearDown()
def reset_setting_cache_variables(self):
"""
The overridden settings for this class get cached on class variables.
Reset those to None before and after running the test to ensure clean
behavior.
"""
OverrideFieldData.provider_classes = None
OverrideModulestoreFieldData.provider_classes = None
def setup_course(self, **course_kwargs):
"""Set up a course with provided course attributes.
Creates a child block with a due date, and ensures that field
overrides are correctly applied for both blocks.
"""
course = CourseFactory.create(**course_kwargs)
section = ItemFactory.create(parent=course, due=self.now)
inject_field_overrides((course, section), course, self.user)
return (course, section)
def create_discussion_xblocks(self, parent): # lint-amnesty, pylint: disable=missing-function-docstring
# Create a released discussion xblock
ItemFactory.create(
parent=parent,
category='discussion',
display_name='released',
start=self.now,
)
# Create a scheduled discussion xblock
ItemFactory.create(
parent=parent,
category='discussion',
display_name='scheduled',
start=self.future,
)
def test_instructor_paced_due_date(self):
__, ip_section = self.setup_course(display_name="Instructor Paced Course", self_paced=False)
assert ip_section.due == self.now
def test_self_paced_due_date(self):
__, sp_section = self.setup_course(display_name="Self-Paced Course", self_paced=True)
assert sp_section.due is None
@patch.dict('lms.djangoapps.courseware.access.settings.FEATURES', {'DISABLE_START_DATES': False})
def test_course_access_to_beta_users(self):
"""
Test that beta testers can access `self_paced` course prior to start date.
"""
now = datetime.datetime.now(pytz.UTC)
one_month_from_now = now + datetime.timedelta(days=30)
course_options = {
'days_early_for_beta': 100,
'self_paced': True,
'start': one_month_from_now,
}
# Create a `self_paced` course and add a beta tester in it
self_paced_course, self_paced_section = self.setup_course(**course_options)
beta_tester = BetaTesterFactory(course_key=self_paced_course.id)
# Verify course is `self_paced` and course has start date but not section.
assert self_paced_course.self_paced
assert self_paced_course.start == one_month_from_now
assert self_paced_section.start is None
# Verify that non-staff user do not have access to the course
assert not has_access(self.non_staff_user, 'load', self_paced_course)
# Verify beta tester can access the course as well as the course sections
assert has_access(beta_tester, 'load', self_paced_course)
assert has_access(beta_tester, 'load', self_paced_section, self_paced_course.id)
@patch.dict('lms.djangoapps.courseware.access.settings.FEATURES', {'DISABLE_START_DATES': False})
def test_instructor_paced_discussion_xblock_visibility(self):
"""
Verify that discussion xblocks scheduled for release in the future are
not visible to students in an instructor-paced course.
"""
course, section = self.setup_course(start=self.now, self_paced=False)
self.create_discussion_xblocks(section)
# Only the released xblocks should be visible when the course is instructor-paced.
xblocks = get_accessible_discussion_xblocks(course, self.non_staff_user)
assert all((xblock.display_name == 'released') for xblock in xblocks)
@patch.dict('lms.djangoapps.courseware.access.settings.FEATURES', {'DISABLE_START_DATES': False})
def test_self_paced_discussion_xblock_visibility(self):
"""
Regression test. Verify that discussion xblocks scheduled for release
in the future are visible to students in a self-paced course.
"""
course, section = self.setup_course(start=self.now, self_paced=True)
self.create_discussion_xblocks(section)
# The scheduled xblocks should be visible when the course is self-paced.
xblocks = get_accessible_discussion_xblocks(course, self.non_staff_user)
assert len(xblocks) == 2
assert any((xblock.display_name == 'scheduled') for xblock in xblocks)