def test_assignProducts(self):
# Given
sut = Shop()
shopURL = "http://this-is-the-netloc-part.com"
sut.url = shopURL
# Any product with the same URL netloc part as the shop's URL netloc part
# is expected to be added to the shop's products list.
productMock_01 = mock.Mock(spec=Product)
productMock_01.url = "http://this-is-the-netloc-part.com/en/some_product_link_284734.htm"
productMock_02 = mock.Mock(spec=Product)
productMock_02.url = "http://this-is-the-netloc-part.com/en/some_other_product_9274692"
productMock_03 = mock.Mock(spec=Product)
productMock_03.url = "http://another-shop.org/some_other_product_9274692.php"
products = list()
products.extend([productMock_01, productMock_02, productMock_03])
# When
addedProducts = sut.assignProducts(products)
# Then
# productMock_03 should NOT be in the shop's products list.
self.assertEqual(2, len(sut.products))
self.assertEqual(productMock_01.url, sut.products[0].url)
self.assertEqual(productMock_02.url, sut.products[1].url)
self.assertIsInstance(addedProducts, list)
self.assertEqual(2, len(addedProducts))
def test_assignProducts_shouldNotAddIfNoProducts(self):
# Given
sut = Shop()
shopURL = "http://this-again-is-a-netloc-part.com"
sut.url = shopURL
products = None
# When
# noinspection PyTypeChecker
sut.assignProducts(products)
# Then
self.assertEqual(0, len(sut.products))
# Given
products = list()
# When
addedProducts = sut.assignProducts(products)
# Then
self.assertEqual(0, len(sut.products))
self.assertIsInstance(addedProducts, list)
self.assertEqual(0, len(addedProducts))
def createShops(self) -> Optional[List[Shop]]:
try:
products: List[Product] = self.getAll() # raises
except Exception as e:
raise LookupError(
"No URLs for products found. Check your ProductsURLs "
f"repository file. {e}")
if not products:
return None
shops: List[Shop] = list()
shopsNetlocs: List[str] = list()
assignedProducts: List[Product] = list()
for product in reversed(products):
if product in assignedProducts: continue
try:
urlParts = urlparse.urlparse(url=product.url)
productUrlScheme = urlParts.scheme
productNetloc = urlParts.netloc
except Exception as e:
raise ValueError(f"URL could not be parsed into parts. {e}")
if not productUrlScheme or not productNetloc:
continue
if productNetloc in shopsNetlocs:
# Shop for this product already created, skip
continue
else:
# Create shop.
# Note: Leave shop.name empty, so it has a chance to become set by scraping.
shopsNetlocs.append(productNetloc)
shopURL = urlparse.urlunparse(
(productUrlScheme, productNetloc, '', '', '', ''))
shop = Shop(url=shopURL)
assignedProducts.extend(shop.assignProducts(products))
shops.append(shop)
if shops:
return shops
else:
return None