def test_add_course_with_wrong_slug_to_cart(cart):
with pytest.raises(Course.DoesNotExist):
CartToolkit.add_course_to_cart(cart=cart, course_slug="somerandomslug")
cart.refresh_from_db()
assert cart.courses.count() == 0
def test_updating_totals_after_adding_course_to_cart(mocker, course_factory,
cart):
update_totals = mocker.patch("carts.models.Cart.update_totals")
CartToolkit.add_course_to_cart(cart=cart,
course_slug=course_factory().slug)
update_totals.assert_called_once()
def test_add_unpublished_course_to_cart(cart, unpublished_course):
with pytest.raises(Course.DoesNotExist):
CartToolkit.add_course_to_cart(cart=cart,
course_slug=unpublished_course.slug)
cart.refresh_from_db()
assert cart.courses.count() == 0
def test_add_courses_to_cart(courses_count, cart, course_factory):
for i in range(courses_count):
CartToolkit.add_course_to_cart(cart=cart,
course_slug=course_factory().slug)
cart.refresh_from_db()
assert cart.courses.count() == courses_count
def test_add_already_added_course_to_cart(course_factory, cart):
course = course_factory()
cart.courses.add(course)
CartToolkit.add_course_to_cart(cart=cart, course_slug=course.slug)
cart.refresh_from_db()
assert cart.courses.count() == 1
def test_add_course_to_cart(course_factory, cart):
assert cart.courses.count() == 0
course = course_factory()
CartToolkit.add_course_to_cart(cart=cart, course_slug=course.slug)
cart.refresh_from_db()
test_course = cart.courses.first()
assert test_course == course
def add_course_to_cart_api(request, *args, **kwargs):
try:
course_slug = request.POST["course_slug"]
except KeyError:
logger.error("Request object doesn't have a slug field")
return Response({"error": CartErrorMessages.REQUEST_FIELDS_ERROR.value}, status=400)
user = request.user
ids = CartListsToolkit.get_cart_lists_ids_from_request(request)
cart_lists = CartListsSelector.get_cart_lists_by_user_and_ids(user=request.user, ids=ids)
try:
cart = CartToolkit.add_course_to_cart(cart=cart_lists["cart"], course_slug=course_slug)
except Course.DoesNotExist:
return Response({"error": CourseErrorMessages.COURSE_DOES_NOT_EXIST_ERROR.value}, status=400)
CartListsToolkit.delete_duplicates_excluding_instance(course_slug=course_slug, instance=cart, **cart_lists)
serializer = CartOnlyInfoSerializer(instance=cart)
return Response(serializer.data, status=200)