def test_relative_date_past_end_date(self):
course_key = CourseLocator('testX', 'tt101', '2019')
start_block = make_block_id(course_key, block_type='course')
start_date = datetime(2019, 3, 15)
before_end_date_block = make_block_id(course_key)
before_end_date_delta = timedelta(days=1)
before_end_date = self.schedule.start_date + before_end_date_delta
after_end_date_block = make_block_id(course_key)
after_end_date_delta = timedelta(days=10)
end_block = make_block_id(course_key, block_type='course')
end_date = datetime(2019, 4, 4)
self.schedule.created = datetime(2019, 3, 20) # set a while back, before the 4/1 start_date
self.schedule.save()
items = [
(start_block, {'start': start_date}), # start dates are always absolute
(before_end_date_block, {'due': before_end_date_delta}), # relative
(after_end_date_block, {'due': after_end_date_delta}), # relative
(end_block, {'end': end_date}), # end dates are always absolute
]
api.set_dates_for_course(course_key, items)
dates = [
((start_block, 'start'), start_date),
((before_end_date_block, 'due'), before_end_date),
# Because the end date for this block would have been after the course end date,
# the block will have an end date of the course end date
((after_end_date_block, 'due'), end_date),
((end_block, 'end'), end_date),
]
assert api.get_dates_for_course(course_key, schedule=self.schedule) == dict(dates)
def test_relative_date_past_cutoff_date(self):
course_key = CourseLocator('testX', 'tt101', '2019')
start_block = make_block_id(course_key, block_type='course')
start_date = datetime(2019, 3, 15)
first_block = make_block_id(course_key)
first_delta = timedelta(days=1)
second_block = make_block_id(course_key)
second_delta = timedelta(days=10)
end_block = make_block_id(course_key, block_type='course')
end_date = datetime(2019, 4, 20)
items = [
(start_block, {
'start': start_date
}), # start dates are always absolute
(first_block, {
'due': first_delta
}), # relative
(second_block, {
'due': second_delta
}), # relative
(end_block, {
'end': end_date
}), # end dates are always absolute
]
api.set_dates_for_course(course_key, items)
# Try one with just enough as a sanity check
self.schedule.created = end_date - second_delta
self.schedule.save()
dates = [
((start_block, 'start'), start_date),
((first_block, 'due'), self.schedule.start_date + first_delta),
((second_block, 'due'), self.schedule.start_date + second_delta),
((end_block, 'end'), end_date),
]
assert api.get_dates_for_course(course_key,
schedule=self.schedule) == dict(dates)
cache.clear()
DEFAULT_REQUEST_CACHE.clear()
# Now set schedule start date too close to the end date and verify that we no longer get due dates
self.schedule.created = datetime(2019, 4, 15)
self.schedule.save()
dates = [
((start_block, 'start'), start_date),
((first_block, 'due'), None),
((second_block, 'due'), None),
((end_block, 'end'), end_date),
]
assert api.get_dates_for_course(course_key,
schedule=self.schedule) == dict(dates)
def test_get_dates_for_course_outline(self):
items = make_items()
course_key = items[0][0].course_key
items.append((make_block_id(course_key, block_type='video'), {'start': datetime(2019, 3, 21), 'test': '1'}))
api.set_dates_for_course(course_key, items)
# Ensure the video block *was* returned normally.
retrieved = api.get_dates_for_course(
course_key, subsection_and_higher_only=False, published_version=self.course_version
)
assert len(retrieved) == NUM_OVERRIDES + 1
# Ensure the video block *was not* returned with subsection and higher blocks.
retrieved = api.get_dates_for_course(
course_key, subsection_and_higher_only=True, published_version=self.course_version
)
assert len(retrieved) == NUM_OVERRIDES
# Set all the ContentDates for this course's structural blocks to have
# None for their block_type to test compatibilty with a half-migrated
# state. They should still be returned by get_dates_for_course with
# subsection_and_higher_only=True.
structural_dates = models.ContentDate.objects.filter(
course_id=course_key,
block_type__in=['course', 'chapter', 'sequential']
)
structural_dates.update(block_type=None)
retrieved = api.get_dates_for_course(
course_key, subsection_and_higher_only=True, published_version=self.course_version, use_cached=False
)
assert len(retrieved) == NUM_OVERRIDES
def test_set_user_override_invalid_block(self):
items = make_items()
first = items[0]
block_id = first[0]
api.set_dates_for_course(str(block_id.course_key), items)
with self.assertRaises(api.MissingDateError):
# can't set a user override for content without a date
bad_block_id = make_block_id()
api.set_date_for_block(bad_block_id.course_key, bad_block_id, 'due', datetime(2019, 4, 6), user=self.user)
def test_set_date_for_block_query_counts(self):
args = (self.course.id, make_block_id(self.course.id), 'due', datetime(2019, 3, 22))
# Each date we make has:
# 1 get & 1 create for the date itself
# 1 get & 1 create for the sub-policy
with self.assertNumQueries(4):
api.set_date_for_block(*args)
# When setting same items, we should only do initial read
with self.assertNumQueries(1):
api.set_date_for_block(*args)
def test_get_dates_for_course_query_counts(self, has_schedule,
pass_user_object, pass_schedule,
item_count):
if not has_schedule:
self.schedule.delete()
items = [(make_block_id(self.course.id), {
'due': datetime(2020, 1, 1) + timedelta(days=i)
}) for i in range(item_count)]
api.set_dates_for_course(self.course.id, items)
user = self.user if pass_user_object else self.user.id
schedule = self.schedule if pass_schedule and has_schedule else None
if has_schedule and pass_schedule:
query_count = 2
else:
query_count = 3
with self.assertNumQueries(query_count):
dates = api.get_dates_for_course(course_id=self.course.id,
user=user,
schedule=schedule)
# Second time, the request cache eliminates all querying...
with self.assertNumQueries(0):
cached_dates = api.get_dates_for_course(course_id=self.course.id,
user=user,
schedule=schedule)
assert dates == cached_dates
# Now wipe the request cache...
DEFAULT_REQUEST_CACHE.clear()
# This time, test the external cache (which eliminates the one large
# query to ContentDates).
with self.assertNumQueries(query_count - 1):
externally_cached_dates = api.get_dates_for_course(
course_id=self.course.id, user=user, schedule=schedule)
assert dates == externally_cached_dates
# Finally, force uncached behavior with used_cache=False
with self.assertNumQueries(query_count):
uncached_dates = api.get_dates_for_course(course_id=self.course.id,
user=user,
schedule=schedule,
use_cached=False)
assert dates == uncached_dates
def test_get_dates_for_course_query_counts(self, has_schedule, pass_user_object, pass_schedule, item_count):
if not has_schedule:
self.schedule.delete()
items = [
(make_block_id(self.course.id), {'due': datetime(2020, 1, 1) + timedelta(days=i)})
for i in range(item_count)
]
api.set_dates_for_course(self.course.id, items)
user = self.user if pass_user_object else self.user.id
schedule = self.schedule if pass_schedule and has_schedule else None
if has_schedule and pass_schedule:
query_count = 2
else:
query_count = 3
with self.assertNumQueries(query_count):
dates = api.get_dates_for_course(
course_id=self.course.id, user=user, schedule=schedule
)
# Second time, the request cache eliminates all querying (sometimes)...
# If a schedule is not provided, we will get the schedule to avoid caching outdated dates
with self.assertNumQueries(0 if schedule else 1):
cached_dates = api.get_dates_for_course(
course_id=self.course.id, user=user, schedule=schedule
)
assert dates == cached_dates
# Now wipe all cache tiers...
TieredCache.dangerous_clear_all_tiers()
# No cached values - so will do *all* queries again.
with self.assertNumQueries(query_count):
externally_cached_dates = api.get_dates_for_course(
course_id=self.course.id, user=user, schedule=schedule
)
assert dates == externally_cached_dates
# Finally, force uncached behavior with used_cache=False
with self.assertNumQueries(query_count):
uncached_dates = api.get_dates_for_course(
course_id=self.course.id, user=user, schedule=schedule, use_cached=False
)
assert dates == uncached_dates
def test_allow_relative_dates(self):
course_key = CourseLocator('testX', 'tt101', '2019')
block1 = make_block_id(course_key)
date1 = datetime(2019, 3, 22)
block2 = make_block_id(course_key)
date2 = datetime(2019, 3, 23)
date2_override_delta = timedelta(days=10)
date2_override = date2 + date2_override_delta
block3 = make_block_id(course_key)
date3_delta = timedelta(days=1)
date3 = self.schedule.start_date + date3_delta
block4 = make_block_id(course_key)
date4_delta = timedelta(days=2)
date4 = self.schedule.start_date + date4_delta
date4_override = datetime(2019, 4, 24)
items = [
(block1, {
'due': date1
}), # absolute
(block2, {
'due': date2
}), # absolute, to be overwritten by relative date
(block3, {
'due': date3_delta
}), # relative
(block4, {
'due': date4_delta
}), # relative, to be overwritten by absolute date
]
api.set_dates_for_course(course_key, items)
api.set_date_for_block(course_key,
block2,
'due',
date2_override_delta,
user=self.user)
api.set_date_for_block(course_key,
block4,
'due',
date4_override,
user=self.user)
# get_dates_for_course
dates = [
((block1, 'due'), date1),
((block2, 'due'), date2),
((block3, 'due'), date3),
((block4, 'due'), date4),
]
user_dates = [
((block1, 'due'), date1),
((block2, 'due'), date2_override),
]
assert api.get_dates_for_course(course_key,
schedule=self.schedule) == dict(dates)
with patch('edx_when.api._are_relative_dates_enabled',
return_value=False):
assert api.get_dates_for_course(
course_key, schedule=self.schedule) == dict(dates[0:2])
assert api.get_dates_for_course(course_key,
schedule=self.schedule,
user=self.user) == dict(user_dates)
# get_date_for_block
assert api.get_date_for_block(course_key, block2) == date2
assert api.get_date_for_block(course_key, block4,
user=self.user) == date4_override
with patch('edx_when.api._are_relative_dates_enabled',
return_value=False):
assert api.get_date_for_block(course_key, block2) == date2
assert api.get_date_for_block(course_key, block1,
user=self.user) == date1
assert api.get_date_for_block(course_key, block2,
user=self.user) == date2_override
assert api.get_date_for_block(course_key, block4,
user=self.user) is None
# get_overrides_for_block
block2_overrides = [(self.user.username, 'unknown', date2_override)]
assert api.get_overrides_for_block(course_key,
block2) == block2_overrides
with patch('edx_when.api._are_relative_dates_enabled',
return_value=False):
assert api.get_overrides_for_block(course_key, block2) == [
(self.user.username, 'unknown', date2_override)
]
# get_overrides_for_user
user_overrides = [
{
'location': block4,
'actual_date': date4_override
},
{
'location': block2,
'actual_date': date2_override
},
]
assert list(api.get_overrides_for_user(course_key,
self.user)) == user_overrides
with patch('edx_when.api._are_relative_dates_enabled',
return_value=False):
assert list(api.get_overrides_for_user(
course_key, self.user)) == user_overrides