def test_flush_with_product_is_not_tracked_for_temporary_basket_calculation(
self):
"""
Verify the method does NOT fire 'Product Removed' Segment for temporary basket calculation
"""
basket = self._create_basket_with_product()
RequestCache.set(TEMPORARY_BASKET_CACHE_KEY, True)
with mock.patch.object(Client, 'track') as mock_track:
basket.flush()
mock_track.assert_not_called()
def test_get_cached_response_force_django_cache_miss(self, mock_cache_get):
RequestCache.set(SHOULD_FORCE_CACHE_MISS_KEY, True)
mock_cache_get.return_value = EXPECTED_VALUE
cached_response = TieredCache.get_cached_response(TEST_KEY)
self.assertTrue(cached_response.is_miss)
cached_response = RequestCache.get_cached_response(TEST_KEY)
self.assertTrue(
cached_response.is_miss,
'Forced Django cache miss should not cache value in request cache.'
)
def test_delete(self):
RequestCache.set(TEST_KEY, EXPECTED_VALUE)
RequestCache.set(TEST_KEY_2, EXPECTED_VALUE)
RequestCache.delete(TEST_KEY)
cached_response = RequestCache.get_cached_response(TEST_KEY)
self.assertTrue(cached_response.is_miss)
cached_response = RequestCache.get_cached_response(TEST_KEY_2)
self.assertTrue(cached_response.is_hit)
self.assertEqual(cached_response.value, EXPECTED_VALUE)
def test_add_product_not_tracked_for_temporary_basket_calculation(self):
"""
Verify the method does NOT fire Product Added analytic event when a product is added to the basket
"""
course = CourseFactory()
basket = create_basket(empty=True)
seat = course.create_or_update_seat('verified', True, 100,
self.partner)
RequestCache.set(TEMPORARY_BASKET_CACHE_KEY, True)
with mock.patch(
'ecommerce.extensions.basket.models.track_segment_event'
) as mock_track:
basket.add_product(seat)
properties = translate_basket_line_for_segment(
basket.lines.first())
properties['cart_id'] = basket.id
mock_track.assert_not_called()
def get(self, request): # pylint: disable=too-many-statements
""" Calculate basket totals given a list of sku's
Create a temporary basket add the sku's and apply an optional voucher code.
Then calculate the total price less discounts. If a voucher code is not
provided apply a voucher in the Enterprise entitlements available
to the user.
Query Params:
sku (string): A list of sku(s) to calculate
code (string): Optional voucher code to apply to the basket.
username (string): Optional username of a user for which to calculate the basket.
Returns:
JSON: {
'total_incl_tax_excl_discounts': basket.total_incl_tax_excl_discounts,
'total_incl_tax': basket.total_incl_tax,
'currency': basket.currency
}
"""
RequestCache.set(TEMPORARY_BASKET_CACHE_KEY,
True) # TODO: LEARNER 5463
partner = get_partner_for_site(request)
skus = request.GET.getlist('sku')
if not skus:
return HttpResponseBadRequest(_('No SKUs provided.'))
skus.sort()
code = request.GET.get('code', None)
try:
voucher = Voucher.objects.get(code=code) if code else None
except Voucher.DoesNotExist:
voucher = None
products = Product.objects.filter(stockrecords__partner=partner,
stockrecords__partner_sku__in=skus)
if not products:
return HttpResponseBadRequest(
_('Products with SKU(s) [{skus}] do not exist.').format(
skus=', '.join(skus)))
# If there is only one product apply an Enterprise entitlement voucher
if not voucher and len(products) == 1:
voucher = get_entitlement_voucher(request, products[0])
basket_owner = request.user
requested_username = request.GET.get('username', default='')
is_anonymous = request.GET.get('is_anonymous',
'false').lower() == 'true'
use_default_basket = is_anonymous
# validate query parameters
if requested_username and is_anonymous:
return HttpResponseBadRequest(
_('Provide username or is_anonymous query param, but not both')
)
elif not requested_username and not is_anonymous:
logger.warning(
"Request to Basket Calculate must supply either username or is_anonymous query"
" param. Requesting user=%s. Future versions of this API will treat this "
"WARNING as an ERROR and raise an exception.",
basket_owner.username)
requested_username = request.user.username
# If a username is passed in, validate that the user has staff access or is the same user.
if requested_username:
if basket_owner.username.lower() == requested_username.lower():
pass
elif basket_owner.is_staff:
try:
basket_owner = User.objects.get(
username=requested_username)
except User.DoesNotExist:
# This case represents a user who is logged in to marketing, but
# doesn't yet have an account in ecommerce. These users have
# never purchased before.
use_default_basket = True
else:
return HttpResponseForbidden('Unauthorized user credentials')
if basket_owner.username == self.MARKETING_USER and not use_default_basket:
# For legacy requests that predate is_anonymous parameter, we will calculate
# an anonymous basket if the calculated user is the marketing user.
# TODO: LEARNER-5057: Remove this special case for the marketing user
# once logs show no more requests with no parameters (see above).
use_default_basket = True
if use_default_basket:
basket_owner = None
cache_key = None
if use_default_basket:
# For an anonymous user we can directly get the cached price, because
# there can't be any enrollments or entitlements.
cache_key = get_cache_key(site_comain=request.site,
resource_name='calculate',
skus=skus)
cached_response = TieredCache.get_cached_response(cache_key)
if cached_response.is_hit:
return Response(cached_response.value)
if waffle.flag_is_active(
request,
"disable_calculate_temporary_basket_atomic_transaction"):
response = self._calculate_temporary_basket(
basket_owner, request, products, voucher, skus, code)
else:
response = self._calculate_temporary_basket_atomic(
basket_owner, request, products, voucher, skus, code)
if response and use_default_basket:
TieredCache.set_all_tiers(
cache_key, response,
settings.ANONYMOUS_BASKET_CALCULATE_CACHE_TIMEOUT)
return Response(response)
def test_get_cached_response_request_cache_hit(self):
RequestCache.set(TEST_KEY, EXPECTED_VALUE)
cached_response = TieredCache.get_cached_response(TEST_KEY)
self.assertTrue(cached_response.is_hit)
self.assertEqual(cached_response.value, EXPECTED_VALUE)
def test_clear(self):
RequestCache.set(TEST_KEY, EXPECTED_VALUE)
RequestCache.clear()
cached_response = RequestCache.get_cached_response(TEST_KEY)
self.assertTrue(cached_response.is_miss)
def test_get_cached_response_hit_with_cached_none(self):
RequestCache.set(TEST_KEY, None)
cached_response = RequestCache.get_cached_response(TEST_KEY)
self.assertFalse(cached_response.is_miss)
self.assertEqual(cached_response.value, None)
def test_get_cached_response_hit(self):
RequestCache.set(TEST_KEY, EXPECTED_VALUE)
cached_response = RequestCache.get_cached_response(TEST_KEY)
self.assertFalse(cached_response.is_miss)
self.assertEqual(cached_response.value, EXPECTED_VALUE)
def _dirty_request_cache():
""" Dirties the request cache to ensure it is cleared later. """
RequestCache.set(TEST_KEY, EXPECTED_VALUE)
