396 lines
14 KiB
Python
396 lines
14 KiB
Python
import pytz
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from django.core.exceptions import ValidationError
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from registrasion.models import commerce
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from registrasion.models import conditions
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from registrasion.controllers.category import CategoryController
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from controller_helpers import TestingCartController
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from controller_helpers import TestingInvoiceController
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from registrasion.controllers.product import ProductController
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from test_cart import RegistrationCartTestCase
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UTC = pytz.timezone('UTC')
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class FlagTestCases(RegistrationCartTestCase):
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@classmethod
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def add_product_flag(cls, condition=conditions.FlagBase.ENABLE_IF_TRUE):
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''' Adds a product flag condition: adding PROD_1 to a cart is
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predicated on adding PROD_2 beforehand. '''
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flag = conditions.ProductFlag.objects.create(
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description="Product condition",
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condition=condition,
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)
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flag.products.add(cls.PROD_1)
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flag.enabling_products.add(cls.PROD_2)
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@classmethod
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def add_product_flag_on_category(
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cls,
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condition=conditions.FlagBase.ENABLE_IF_TRUE,
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):
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''' Adds a product flag condition that operates on a category:
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adding an item from CAT_1 is predicated on adding PROD_3 beforehand '''
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flag = conditions.ProductFlag.objects.create(
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description="Product condition",
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condition=condition,
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)
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flag.categories.add(cls.CAT_1)
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flag.enabling_products.add(cls.PROD_3)
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def add_category_flag(cls, condition=conditions.FlagBase.ENABLE_IF_TRUE):
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''' Adds a category flag condition: adding PROD_1 to a cart is
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predicated on adding an item from CAT_2 beforehand.'''
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flag = conditions.CategoryFlag.objects.create(
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description="Category condition",
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condition=condition,
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enabling_category=cls.CAT_2,
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)
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flag.products.add(cls.PROD_1)
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def test_product_flag_enables_product(self):
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self.add_product_flag()
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# Cannot buy PROD_1 without buying PROD_2
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current_cart = TestingCartController.for_user(self.USER_1)
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with self.assertRaises(ValidationError):
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current_cart.add_to_cart(self.PROD_1, 1)
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current_cart.add_to_cart(self.PROD_2, 1)
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current_cart.add_to_cart(self.PROD_1, 1)
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def test_product_enabled_by_product_in_previous_cart(self):
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self.add_product_flag()
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current_cart = TestingCartController.for_user(self.USER_1)
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current_cart.add_to_cart(self.PROD_2, 1)
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current_cart.next_cart()
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# Create new cart and try to add PROD_1
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current_cart = TestingCartController.for_user(self.USER_1)
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current_cart.add_to_cart(self.PROD_1, 1)
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def test_product_flag_enables_category(self):
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self.add_product_flag_on_category()
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# Cannot buy PROD_1 without buying item from CAT_2
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current_cart = TestingCartController.for_user(self.USER_1)
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with self.assertRaises(ValidationError):
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current_cart.add_to_cart(self.PROD_1, 1)
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current_cart.add_to_cart(self.PROD_3, 1)
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current_cart.add_to_cart(self.PROD_1, 1)
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def test_category_flag_enables_product(self):
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self.add_category_flag()
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# Cannot buy PROD_1 without buying PROD_2
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current_cart = TestingCartController.for_user(self.USER_1)
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with self.assertRaises(ValidationError):
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current_cart.add_to_cart(self.PROD_1, 1)
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# PROD_3 is in CAT_2
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current_cart.add_to_cart(self.PROD_3, 1)
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current_cart.add_to_cart(self.PROD_1, 1)
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def test_product_enabled_by_category_in_previous_cart(self):
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self.add_category_flag()
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current_cart = TestingCartController.for_user(self.USER_1)
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current_cart.add_to_cart(self.PROD_3, 1)
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current_cart.next_cart()
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# Create new cart and try to add PROD_1
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current_cart = TestingCartController.for_user(self.USER_1)
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current_cart.add_to_cart(self.PROD_1, 1)
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def test_multiple_eit_conditions(self):
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self.add_product_flag()
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self.add_category_flag()
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# User 1 is testing the product flag condition
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cart_1 = TestingCartController.for_user(self.USER_1)
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# Cannot add PROD_1 until a condition is met
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with self.assertRaises(ValidationError):
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cart_1.add_to_cart(self.PROD_1, 1)
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cart_1.add_to_cart(self.PROD_2, 1)
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cart_1.add_to_cart(self.PROD_1, 1)
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# User 2 is testing the category flag condition
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cart_2 = TestingCartController.for_user(self.USER_2)
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# Cannot add PROD_1 until a condition is met
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with self.assertRaises(ValidationError):
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cart_2.add_to_cart(self.PROD_1, 1)
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cart_2.add_to_cart(self.PROD_3, 1)
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cart_2.add_to_cart(self.PROD_1, 1)
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def test_multiple_dif_conditions(self):
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self.add_product_flag(condition=conditions.FlagBase.DISABLE_IF_FALSE)
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self.add_category_flag(condition=conditions.FlagBase.DISABLE_IF_FALSE)
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cart_1 = TestingCartController.for_user(self.USER_1)
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# Cannot add PROD_1 until both conditions are met
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with self.assertRaises(ValidationError):
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cart_1.add_to_cart(self.PROD_1, 1)
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cart_1.add_to_cart(self.PROD_2, 1) # Meets the product condition
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with self.assertRaises(ValidationError):
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cart_1.add_to_cart(self.PROD_1, 1)
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cart_1.add_to_cart(self.PROD_3, 1) # Meets the category condition
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cart_1.add_to_cart(self.PROD_1, 1)
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def test_eit_and_dif_conditions_work_together(self):
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self.add_product_flag(condition=conditions.FlagBase.ENABLE_IF_TRUE)
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self.add_category_flag(condition=conditions.FlagBase.DISABLE_IF_FALSE)
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cart_1 = TestingCartController.for_user(self.USER_1)
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# Cannot add PROD_1 until both conditions are met
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with self.assertRaises(ValidationError):
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cart_1.add_to_cart(self.PROD_1, 1)
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cart_1.add_to_cart(self.PROD_2, 1) # Meets the EIT condition
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# Need to meet both conditions before you can add
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with self.assertRaises(ValidationError):
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cart_1.add_to_cart(self.PROD_1, 1)
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cart_1.set_quantity(self.PROD_2, 0) # Un-meets the EIT condition
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cart_1.add_to_cart(self.PROD_3, 1) # Meets the DIF condition
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# Need to meet both conditions before you can add
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with self.assertRaises(ValidationError):
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cart_1.add_to_cart(self.PROD_1, 1)
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cart_1.add_to_cart(self.PROD_2, 1) # Meets the EIT condition
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# Now that both conditions are met, we can add the product
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cart_1.add_to_cart(self.PROD_1, 1)
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def test_available_products_works_with_no_conditions_set(self):
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prods = ProductController.available_products(
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self.USER_1,
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category=self.CAT_1,
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)
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self.assertTrue(self.PROD_1 in prods)
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self.assertTrue(self.PROD_2 in prods)
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prods = ProductController.available_products(
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self.USER_1,
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category=self.CAT_2,
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)
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self.assertTrue(self.PROD_3 in prods)
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self.assertTrue(self.PROD_4 in prods)
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prods = ProductController.available_products(
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self.USER_1,
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products=[self.PROD_1, self.PROD_2, self.PROD_3, self.PROD_4],
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)
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self.assertTrue(self.PROD_1 in prods)
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self.assertTrue(self.PROD_2 in prods)
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self.assertTrue(self.PROD_3 in prods)
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self.assertTrue(self.PROD_4 in prods)
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def test_available_products_on_category_works_when_condition_not_met(self):
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self.add_product_flag(condition=conditions.FlagBase.ENABLE_IF_TRUE)
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prods = ProductController.available_products(
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self.USER_1,
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category=self.CAT_1,
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)
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self.assertTrue(self.PROD_1 not in prods)
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self.assertTrue(self.PROD_2 in prods)
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def test_available_products_on_category_works_when_condition_is_met(self):
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self.add_product_flag(condition=conditions.FlagBase.ENABLE_IF_TRUE)
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cart_1 = TestingCartController.for_user(self.USER_1)
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cart_1.add_to_cart(self.PROD_2, 1)
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prods = ProductController.available_products(
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self.USER_1,
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category=self.CAT_1,
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)
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self.assertTrue(self.PROD_1 in prods)
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self.assertTrue(self.PROD_2 in prods)
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def test_available_products_on_products_works_when_condition_not_met(self):
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self.add_product_flag(condition=conditions.FlagBase.ENABLE_IF_TRUE)
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prods = ProductController.available_products(
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self.USER_1,
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products=[self.PROD_1, self.PROD_2],
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)
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self.assertTrue(self.PROD_1 not in prods)
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self.assertTrue(self.PROD_2 in prods)
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def test_available_products_on_products_works_when_condition_is_met(self):
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self.add_product_flag(condition=conditions.FlagBase.ENABLE_IF_TRUE)
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cart_1 = TestingCartController.for_user(self.USER_1)
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cart_1.add_to_cart(self.PROD_2, 1)
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prods = ProductController.available_products(
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self.USER_1,
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products=[self.PROD_1, self.PROD_2],
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)
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self.assertTrue(self.PROD_1 in prods)
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self.assertTrue(self.PROD_2 in prods)
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def test_category_flag_fails_if_cart_refunded(self):
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self.add_category_flag(condition=conditions.FlagBase.ENABLE_IF_TRUE)
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cart = TestingCartController.for_user(self.USER_1)
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cart.add_to_cart(self.PROD_3, 1)
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cart.next_cart()
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cart_2 = TestingCartController.for_user(self.USER_1)
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cart_2.add_to_cart(self.PROD_1, 1)
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cart_2.set_quantity(self.PROD_1, 0)
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cart.cart.status = commerce.Cart.STATUS_RELEASED
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cart.cart.save()
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with self.assertRaises(ValidationError):
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cart_2.set_quantity(self.PROD_1, 1)
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def test_product_flag_fails_if_cart_refunded(self):
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self.add_product_flag(condition=conditions.FlagBase.ENABLE_IF_TRUE)
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cart = TestingCartController.for_user(self.USER_1)
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cart.add_to_cart(self.PROD_2, 1)
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cart.next_cart()
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cart_2 = TestingCartController.for_user(self.USER_1)
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cart_2.add_to_cart(self.PROD_1, 1)
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cart_2.set_quantity(self.PROD_1, 0)
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cart.cart.status = commerce.Cart.STATUS_RELEASED
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cart.cart.save()
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with self.assertRaises(ValidationError):
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cart_2.set_quantity(self.PROD_1, 1)
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def test_available_categories(self):
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self.add_product_flag_on_category(
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condition=conditions.FlagBase.ENABLE_IF_TRUE,
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)
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cart_1 = TestingCartController.for_user(self.USER_1)
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cats = CategoryController.available_categories(
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self.USER_1,
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)
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self.assertFalse(self.CAT_1 in cats)
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self.assertTrue(self.CAT_2 in cats)
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cart_1.add_to_cart(self.PROD_3, 1)
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cats = CategoryController.available_categories(
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self.USER_1,
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)
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self.assertTrue(self.CAT_1 in cats)
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self.assertTrue(self.CAT_2 in cats)
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def test_validate_cart_when_flags_become_unmet(self):
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self.add_product_flag(condition=conditions.FlagBase.ENABLE_IF_TRUE)
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cart = TestingCartController.for_user(self.USER_1)
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cart.add_to_cart(self.PROD_2, 1)
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cart.add_to_cart(self.PROD_1, 1)
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# Should pass
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cart.validate_cart()
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cart.set_quantity(self.PROD_2, 0)
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# Should fail
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with self.assertRaises(ValidationError):
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cart.validate_cart()
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def test_fix_simple_errors_resolves_unavailable_products(self):
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self.test_validate_cart_when_flags_become_unmet()
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cart = TestingCartController.for_user(self.USER_1)
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# Should just remove all of the unavailable products
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cart.fix_simple_errors()
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# Should now succeed
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cart.validate_cart()
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# Should keep PROD_2 in the cart
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items = commerce.ProductItem.objects.filter(cart=cart.cart)
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self.assertFalse([i for i in items if i.product == self.PROD_1])
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def test_fix_simple_errors_does_not_remove_limited_items(self):
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cart = TestingCartController.for_user(self.USER_1)
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cart.add_to_cart(self.PROD_2, 1)
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cart.add_to_cart(self.PROD_1, 10)
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# Should just remove all of the unavailable products
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cart.fix_simple_errors()
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# Should now succeed
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cart.validate_cart()
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# Should keep PROD_2 in the cart
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# and also PROD_1, which is now exhausted for user.
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items = commerce.ProductItem.objects.filter(cart=cart.cart)
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self.assertTrue([i for i in items if i.product == self.PROD_1])
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def test_product_stays_enabled_even_if_some_are_cancelled(self):
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''' Flags should be enabled, even if *some* enabling products are cnx.
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Tests issue #68.
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'''
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self.add_product_flag()
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cart1 = TestingCartController.for_user(self.USER_1)
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with self.assertRaises(ValidationError):
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# Can't do this without PROD_2
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cart1.add_to_cart(self.PROD_1, 1)
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cart1.add_to_cart(self.PROD_2, 1)
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inv = TestingInvoiceController.for_cart(cart1.cart)
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inv.pay("Lol", inv.invoice.value)
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cart2 = TestingCartController.for_user(self.USER_1)
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cart2.add_to_cart(self.PROD_2, 1)
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inv.refund()
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# Even though cart1 has been cancelled, we have the item in cart2.
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# So we should be able to add PROD_1, which depends on PROD_2
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cart2.add_to_cart(self.PROD_1, 1)
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cart2.set_quantity(self.PROD_2, 0)
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with self.assertRaises(ValidationError):
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cart2.add_to_cart(self.PROD_1, 1)
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def test_flag_failures_only_break_affected_products(self):
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''' If a flag fails, it should only affect its own products. '''
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self.add_product_flag()
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cart1 = TestingCartController.for_user(self.USER_1)
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cart1.add_to_cart(self.PROD_2, 1)
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cart1.add_to_cart(self.PROD_1, 1)
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cart1.set_quantity(self.PROD_2, 0)
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# The following should not fail, as PROD_3 is not affected by flag.
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cart1.add_to_cart(self.PROD_3, 1)
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