def test_price_info_cache_bump(rf):
request, shop, group = initialize_test(rf, True)
product_one = create_product("Product_1", shop, default_price=150)
product_two = create_product("Product_2", shop, default_price=250)
contact = create_customer()
group2 = ContactGroup.objects.create(name="Group 2", shop=shop)
cgp_price = CgpPrice.objects.create(product=product_one, shop=shop, group=group, price_value=100)
cgp_discount = CgpDiscount.objects.create(product=product_two, shop=shop, group=group, discount_amount_value=200)
spm = get_pricing_module()
assert isinstance(spm, CustomerGroupPricingModule)
pricing_context = spm.get_context_from_request(request)
for function in [
lambda: cgp_price.save(),
lambda: cgp_discount.save(),
lambda: group2.members.add(contact),
lambda: cgp_price.delete(),
lambda: cgp_discount.delete()
]:
cache_price_info(pricing_context, product_one, 1, product_one.get_price_info(pricing_context))
cache_price_info(pricing_context, product_two, 1, product_two.get_price_info(pricing_context))
# prices are cached
assert get_cached_price_info(pricing_context, product_one)
assert get_cached_price_info(pricing_context, product_two)
# caches should be bumped
function()
assert get_cached_price_info(pricing_context, product_one) is None
assert get_cached_price_info(pricing_context, product_two) is None
def __call__(self, context, item, quantity=1, include_taxes=None, allow_cache=True, supplier=None):
options = PriceDisplayOptions.from_context(context)
if options.hide_prices:
return ""
if include_taxes is None:
include_taxes = options.include_taxes
request = context.get('request')
price_info = get_cached_price_info(
request,
item,
quantity,
include_taxes=include_taxes,
supplier=supplier
) if allow_cache else None
if not price_info:
price_info = _get_priceful(request, item, quantity, supplier)
if not price_info:
return ""
price_info = convert_taxness(request, item, price_info, include_taxes)
if allow_cache:
cache_price_info(request, item, quantity, price_info, include_taxes=include_taxes, supplier=supplier)
return money(getattr(price_info, self.property_name))
def __call__(self, context, item, quantity=1, allow_cache=True, supplier=None):
request = context.get('request')
price_info = get_cached_price_info(request, item, quantity, supplier=supplier) if allow_cache else None
if not price_info:
price_info = _get_priceful(request, item, quantity, supplier)
if not price_info:
return ""
if allow_cache:
cache_price_info(request, item, quantity, price_info, supplier=supplier)
return percent(getattr(price_info, self.property_name))
def test_happy_hour_prices_expiration(rf):
with override_settings(
CACHES={
'default': {
'BACKEND': 'django.core.cache.backends.locmem.LocMemCache',
'LOCATION': 'test_happy_hour_prices_bump',
}
}
):
happy_hour = init_test()
# it is now: 2018-01-01 09:00 AM
before_happy_hour = datetime.datetime(2018, 1, 1, 9, 0, tzinfo=pytz.UTC) # 09:00 AM
inside_happy_hour = datetime.datetime(2018, 1, 1, 10, 30, tzinfo=pytz.UTC) # 10:30 AM
after_happy_hours = datetime.datetime(2018, 1, 1, 11, 20, tzinfo=pytz.UTC) # 11:30 AM
# Create condition from 10am to 11am
hour_start = datetime.datetime(2018, 1, 1, 10, 0, tzinfo=pytz.UTC).time() # 10:00 AM
hour_end = datetime.datetime(2018, 1, 1, 11, 0, tzinfo=pytz.UTC).time() # 11:00 AM
set_valid_times_condition(happy_hour, hour_start, hour_end, str(before_happy_hour.weekday()))
shop = happy_hour.shops.first()
discount = happy_hour.discounts.first()
product = discount.product
shop_product = product.get_shop_instance(shop)
assert shop_product.default_price_value == 10
assert discount.discounted_price_value == 6
def get_request():
return apply_request_middleware(rf.get("/"))
price_template = engines["jinja2"].from_string("{{ product|price }}")
is_discounted_template = engines["jinja2"].from_string("{{ product|is_discounted }}")
discount_percent_template = engines["jinja2"].from_string("{{ product|discount_percent }}")
# we start with time being before happy hour
with patch("django.utils.timezone.now", new=lambda: before_happy_hour):
# mock also time.time so the cache timeout will be calculated correctly
with patch("time.time", new=lambda: to_timestamp(before_happy_hour)):
# check that product price is still the orignal (€10.00)
# run twice to make sure caches are being used
for cache_test in range(2):
context = dict(product=product, request=get_request())
assert price_template.render(context) == format_money(shop_product.default_price)
assert is_discounted_template.render(context) == "False"
assert discount_percent_template.render(context) == "0%"
if cache_test == 1:
assert get_cached_price_info(get_request(), product, 1, supplier=shop_product.get_supplier())
# now we are inside happy hour range
with patch("django.utils.timezone.now", new=lambda: inside_happy_hour):
# mock also time.time so the cache timeout will be calculated correctly
with patch("time.time", new=lambda: to_timestamp(inside_happy_hour)):
# check that product price is the discounted one (€6.00)
# run twice to make sure caches are being used
for cache_test in range(2):
context = dict(product=product, request=get_request())
assert price_template.render(context) == format_money(
shop.create_price(discount.discounted_price_value)
)
assert is_discounted_template.render(context) == "True"
assert discount_percent_template.render(context) == "40%"
if cache_test == 1:
assert get_cached_price_info(get_request(), product, 1, supplier=shop_product.get_supplier())
# we change the discounted price from $6 to $7
# cached should be bumped
discount.discounted_price_value = 7
discount.save()
for cache_test in range(2):
context = dict(product=product, request=get_request())
assert price_template.render(context) == format_money(
shop.create_price(discount.discounted_price_value)
)
assert is_discounted_template.render(context) == "True"
assert discount_percent_template.render(context) == "30%"
if cache_test == 1:
assert get_cached_price_info(get_request(), product, 1, supplier=shop_product.get_supplier())
# now we are inside happy hour range
with patch("django.utils.timezone.now", new=lambda: after_happy_hours):
# mock also time.time so the cache timeout will be calculated correctly
with patch("time.time", new=lambda: to_timestamp(after_happy_hours)):
# check that product price is the orignal (€10.00)
# run twice to make sure caches are being used
for cache_test in range(2):
context = dict(product=product, request=get_request())
assert price_template.render(context) == format_money(shop_product.default_price)
assert is_discounted_template.render(context) == "False"
assert discount_percent_template.render(context) == "0%"
if cache_test == 1:
assert get_cached_price_info(get_request(), product, 1, supplier=shop_product.get_supplier())
def assert_nothing_is_cached():
# nothing is cached
assert get_cached_price_info(request, product, 1) is None
def assert_cache_product():
cache_price_info(request, product, 1, product.get_price_info(request))
assert get_cached_price_info(request, product, 1).price == shop.create_price(initial_price)
def assert_product2_is_cached():
assert get_cached_price_info(request_shop2, product2) is not None
def assert_product1_is_not_cached():
assert get_cached_price_info(request, product1) is None
def assert_cache_product1(discounted=False):
cache_price_info(request, product1, 1, product1.get_price_info(request))
if discounted:
assert get_cached_price_info(request, product1, 1).price == shop1.create_price(discounted_price)
else:
assert get_cached_price_info(request, product1, 1).price == shop1.create_price(initial_price)