319 lines
11 KiB
Python
319 lines
11 KiB
Python
import datetime
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import pytz
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from decimal import Decimal
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from django.contrib.auth.models import User
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from django.core.exceptions import ObjectDoesNotExist
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from django.core.exceptions import ValidationError
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from django.test import TestCase
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from registrasion import models as rego
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from registrasion.controllers.cart import CartController
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from registrasion.controllers.product import ProductController
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from patch_datetime import SetTimeMixin
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UTC = pytz.timezone('UTC')
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class RegistrationCartTestCase(SetTimeMixin, TestCase):
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def setUp(self):
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super(RegistrationCartTestCase, self).setUp()
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@classmethod
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def setUpTestData(cls):
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cls.USER_1 = User.objects.create_user(
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username='testuser',
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email='test@example.com',
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password='top_secret')
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cls.USER_2 = User.objects.create_user(
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username='testuser2',
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email='test2@example.com',
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password='top_secret')
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cls.RESERVATION = datetime.timedelta(hours=1)
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cls.categories = []
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for i in xrange(2):
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cat = rego.Category.objects.create(
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name="Category " + str(i + 1),
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description="This is a test category",
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order=i,
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render_type=rego.Category.RENDER_TYPE_RADIO,
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required=False,
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)
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cat.save()
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cls.categories.append(cat)
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cls.CAT_1 = cls.categories[0]
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cls.CAT_2 = cls.categories[1]
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cls.products = []
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for i in xrange(4):
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prod = rego.Product.objects.create(
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name="Product " + str(i + 1),
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description="This is a test product.",
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category=cls.categories[i / 2], # 2 products per category
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price=Decimal("10.00"),
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reservation_duration=cls.RESERVATION,
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limit_per_user=10,
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order=1,
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)
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prod.save()
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cls.products.append(prod)
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cls.PROD_1 = cls.products[0]
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cls.PROD_2 = cls.products[1]
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cls.PROD_3 = cls.products[2]
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cls.PROD_4 = cls.products[3]
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cls.PROD_4.price = Decimal("5.00")
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cls.PROD_4.save()
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@classmethod
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def make_ceiling(cls, name, limit=None, start_time=None, end_time=None):
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limit_ceiling = rego.TimeOrStockLimitEnablingCondition.objects.create(
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description=name,
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mandatory=True,
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limit=limit,
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start_time=start_time,
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end_time=end_time
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)
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limit_ceiling.save()
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limit_ceiling.products.add(cls.PROD_1, cls.PROD_2)
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limit_ceiling.save()
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@classmethod
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def make_category_ceiling(
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cls, name, limit=None, start_time=None, end_time=None):
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limit_ceiling = rego.TimeOrStockLimitEnablingCondition.objects.create(
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description=name,
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mandatory=True,
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limit=limit,
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start_time=start_time,
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end_time=end_time
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)
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limit_ceiling.save()
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limit_ceiling.categories.add(cls.CAT_1)
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limit_ceiling.save()
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@classmethod
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def make_discount_ceiling(
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cls, name, limit=None, start_time=None, end_time=None):
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limit_ceiling = rego.TimeOrStockLimitDiscount.objects.create(
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description=name,
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start_time=start_time,
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end_time=end_time,
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limit=limit,
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)
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limit_ceiling.save()
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rego.DiscountForProduct.objects.create(
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discount=limit_ceiling,
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product=cls.PROD_1,
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percentage=100,
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quantity=10,
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).save()
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class BasicCartTests(RegistrationCartTestCase):
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def test_get_cart(self):
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current_cart = CartController.for_user(self.USER_1)
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current_cart.cart.active = False
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current_cart.cart.save()
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old_cart = current_cart
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current_cart = CartController.for_user(self.USER_1)
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self.assertNotEqual(old_cart.cart, current_cart.cart)
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current_cart2 = CartController.for_user(self.USER_1)
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self.assertEqual(current_cart.cart, current_cart2.cart)
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def test_add_to_cart_collapses_product_items(self):
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current_cart = CartController.for_user(self.USER_1)
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# Add a product twice
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current_cart.add_to_cart(self.PROD_1, 1)
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current_cart.add_to_cart(self.PROD_1, 1)
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# Count of products for a given user should be collapsed.
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items = rego.ProductItem.objects.filter(
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cart=current_cart.cart,
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product=self.PROD_1)
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self.assertEqual(1, len(items))
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item = items[0]
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self.assertEquals(2, item.quantity)
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def test_set_quantity(self):
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current_cart = CartController.for_user(self.USER_1)
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def get_item():
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return rego.ProductItem.objects.get(
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cart=current_cart.cart,
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product=self.PROD_1)
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current_cart.set_quantity(self.PROD_1, 1)
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self.assertEqual(1, get_item().quantity)
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# Setting the quantity to zero should remove the entry from the cart.
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current_cart.set_quantity(self.PROD_1, 0)
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with self.assertRaises(ObjectDoesNotExist):
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get_item()
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current_cart.set_quantity(self.PROD_1, 9)
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self.assertEqual(9, get_item().quantity)
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with self.assertRaises(ValidationError):
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current_cart.set_quantity(self.PROD_1, 11)
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self.assertEqual(9, get_item().quantity)
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with self.assertRaises(ValidationError):
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current_cart.set_quantity(self.PROD_1, -1)
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self.assertEqual(9, get_item().quantity)
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current_cart.set_quantity(self.PROD_1, 2)
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self.assertEqual(2, get_item().quantity)
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def test_add_to_cart_product_per_user_limit(self):
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current_cart = CartController.for_user(self.USER_1)
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# User should be able to add 1 of PROD_1 to the current cart.
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current_cart.add_to_cart(self.PROD_1, 1)
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# User should be able to add 1 of PROD_1 to the current cart.
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current_cart.add_to_cart(self.PROD_1, 1)
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# User should not be able to add 10 of PROD_1 to the current cart now,
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# because they have a limit of 10.
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with self.assertRaises(ValidationError):
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current_cart.add_to_cart(self.PROD_1, 10)
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current_cart.cart.active = False
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current_cart.cart.save()
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current_cart = CartController.for_user(self.USER_1)
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# User should not be able to add 10 of PROD_1 to the current cart now,
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# even though it's a new cart.
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with self.assertRaises(ValidationError):
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current_cart.add_to_cart(self.PROD_1, 10)
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# Second user should not be affected by first user's limits
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second_user_cart = CartController.for_user(self.USER_2)
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second_user_cart.add_to_cart(self.PROD_1, 10)
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def set_limits(self):
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self.CAT_2.limit_per_user = 10
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self.PROD_2.limit_per_user = None
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self.PROD_3.limit_per_user = None
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self.PROD_4.limit_per_user = 6
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self.CAT_2.save()
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self.PROD_2.save()
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self.PROD_3.save()
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self.PROD_4.save()
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def test_per_user_product_limit_ignored_if_blank(self):
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self.set_limits()
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current_cart = CartController.for_user(self.USER_1)
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# There is no product limit on PROD_2, and there is no cat limit
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current_cart.add_to_cart(self.PROD_2, 1)
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# There is no product limit on PROD_3, but there is a cat limit
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current_cart.add_to_cart(self.PROD_3, 1)
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def test_per_user_category_limit_ignored_if_blank(self):
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self.set_limits()
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current_cart = CartController.for_user(self.USER_1)
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# There is no product limit on PROD_2, and there is no cat limit
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current_cart.add_to_cart(self.PROD_2, 1)
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# There is no cat limit on PROD_1, but there is a prod limit
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current_cart.add_to_cart(self.PROD_1, 1)
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def test_per_user_category_limit_only(self):
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self.set_limits()
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current_cart = CartController.for_user(self.USER_1)
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# Cannot add to cart if category limit is filled by one product.
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current_cart.set_quantity(self.PROD_3, 10)
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with self.assertRaises(ValidationError):
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current_cart.set_quantity(self.PROD_4, 1)
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# Can add to cart if category limit is not filled by one product
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current_cart.set_quantity(self.PROD_3, 5)
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current_cart.set_quantity(self.PROD_4, 5)
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# Cannot add to cart if category limit is filled by two products
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with self.assertRaises(ValidationError):
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current_cart.add_to_cart(self.PROD_3, 1)
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current_cart.cart.active = False
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current_cart.cart.save()
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current_cart = CartController.for_user(self.USER_1)
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# The category limit should extend across carts
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with self.assertRaises(ValidationError):
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current_cart.add_to_cart(self.PROD_3, 10)
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def test_per_user_category_and_product_limits(self):
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self.set_limits()
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current_cart = CartController.for_user(self.USER_1)
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# Hit both the product and category edges:
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current_cart.set_quantity(self.PROD_3, 4)
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current_cart.set_quantity(self.PROD_4, 6)
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with self.assertRaises(ValidationError):
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# There's unlimited PROD_3, but limited in the category
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current_cart.add_to_cart(self.PROD_3, 1)
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current_cart.set_quantity(self.PROD_3, 0)
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with self.assertRaises(ValidationError):
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# There's only 6 allowed of PROD_4
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current_cart.add_to_cart(self.PROD_4, 1)
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# The limits should extend across carts...
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current_cart.cart.active = False
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current_cart.cart.save()
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current_cart = CartController.for_user(self.USER_1)
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current_cart.set_quantity(self.PROD_3, 4)
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with self.assertRaises(ValidationError):
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current_cart.set_quantity(self.PROD_3, 5)
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with self.assertRaises(ValidationError):
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current_cart.set_quantity(self.PROD_4, 1)
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def __available_products_test(self, item, quantity):
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self.set_limits()
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get_prods = lambda: ProductController.available_products(
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self.USER_1,
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products=[self.PROD_2, self.PROD_3, self.PROD_4],
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)
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current_cart = CartController.for_user(self.USER_1)
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prods = get_prods()
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self.assertTrue(item in prods)
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current_cart.add_to_cart(item, quantity)
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self.assertTrue(item in prods)
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current_cart.cart.active = False
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current_cart.cart.save()
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current_cart = CartController.for_user(self.USER_1)
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prods = get_prods()
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self.assertTrue(item not in prods)
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def test_available_products_respects_category_limits(self):
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self.__available_products_test(self.PROD_3, 10)
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def test_available_products_respects_product_limits(self):
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self.__available_products_test(self.PROD_4, 6)
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