2019-03-29 10:49:04 +00:00
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from django.contrib.auth.models import User
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2019-03-29 10:19:31 +00:00
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from django.core.exceptions import ValidationError
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2018-04-21 21:06:41 +00:00
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from django.test import TestCase
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2019-03-29 10:49:04 +00:00
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from django.urls import reverse
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2018-04-24 16:06:19 +00:00
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from django.utils import timezone
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from psycopg2.extras import DateTimeTZRange
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2018-04-21 21:06:41 +00:00
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2019-03-29 10:19:31 +00:00
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from shop.forms import OrderProductRelationForm
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2019-03-29 10:49:04 +00:00
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from utils.factories import UserFactory
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from .factories import ProductFactory, OrderProductRelationFactory
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2018-04-21 21:06:41 +00:00
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class ProductAvailabilityTest(TestCase):
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""" Test logic about availability of products. """
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def test_product_available_by_stock(self):
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""" If no orders have been made, the product is still available. """
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product = ProductFactory(stock_amount=10)
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2018-04-24 16:06:19 +00:00
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self.assertEqual(product.left_in_stock, 10)
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self.assertTrue(product.is_available())
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2018-04-21 21:06:41 +00:00
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def test_product_not_available_by_stock(self):
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""" If max orders have been made, the product is NOT available. """
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product = ProductFactory(stock_amount=2)
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2019-03-27 11:57:50 +00:00
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opr1 = OrderProductRelationFactory(product=product)
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2019-03-27 22:45:08 +00:00
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opr1.order.mark_as_paid()
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2019-03-27 11:57:50 +00:00
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opr2 = OrderProductRelationFactory(product=product)
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2019-03-27 22:45:08 +00:00
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opr2.order.mark_as_paid()
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2018-04-21 21:06:41 +00:00
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2018-04-24 16:06:19 +00:00
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self.assertEqual(product.left_in_stock, 0)
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self.assertFalse(product.is_stock_available)
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self.assertFalse(product.is_available())
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2019-03-27 11:57:50 +00:00
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# Cancel one order
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2019-03-27 22:45:08 +00:00
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opr1.order.cancelled = True
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opr1.order.save()
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2019-03-27 11:57:50 +00:00
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self.assertEqual(product.left_in_stock, 1)
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self.assertTrue(product.is_stock_available)
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self.assertTrue(product.is_available())
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2018-04-24 16:06:19 +00:00
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def test_product_available_by_time(self):
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""" The product is available if now is in the right timeframe. """
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product = ProductFactory()
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# The factory defines the timeframe as now and 31 days forward.
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self.assertTrue(product.is_time_available)
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self.assertTrue(product.is_available())
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def test_product_not_available_by_time(self):
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""" The product is not available if now is outside the timeframe. """
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available_in = DateTimeTZRange(
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lower=timezone.now() - timezone.timedelta(5),
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2019-03-29 10:49:04 +00:00
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upper=timezone.now() - timezone.timedelta(1),
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2018-04-24 16:06:19 +00:00
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)
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product = ProductFactory(available_in=available_in)
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# The factory defines the timeframe as now and 31 days forward.
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self.assertFalse(product.is_time_available)
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2018-04-21 21:06:41 +00:00
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self.assertFalse(product.is_available())
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2018-04-24 16:06:19 +00:00
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def test_product_is_not_available_yet(self):
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""" The product is not available because we are before lower bound. """
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2019-03-29 10:49:04 +00:00
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available_in = DateTimeTZRange(lower=timezone.now() + timezone.timedelta(5))
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2018-04-24 16:06:19 +00:00
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product = ProductFactory(available_in=available_in)
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# Make sure there is no upper - just in case.
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self.assertEqual(product.available_in.upper, None)
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# The factory defines the timeframe as now and 31 days forward.
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self.assertFalse(product.is_time_available)
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self.assertFalse(product.is_available())
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def test_product_is_available_from_now_on(self):
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""" The product is available because we are after lower bound. """
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2019-03-29 10:49:04 +00:00
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available_in = DateTimeTZRange(lower=timezone.now() - timezone.timedelta(1))
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2018-04-24 16:06:19 +00:00
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product = ProductFactory(available_in=available_in)
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# Make sure there is no upper - just in case.
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self.assertEqual(product.available_in.upper, None)
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# The factory defines the timeframe as now and 31 days forward.
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self.assertTrue(product.is_time_available)
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self.assertTrue(product.is_available())
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2019-03-29 10:19:31 +00:00
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class TestOrderProductRelationForm(TestCase):
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def test_clean_quantity_succeeds_when_stock_not_exceeded(self):
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product = ProductFactory(stock_amount=2)
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# Mark an order as paid/reserved by setting open to None
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opr1 = OrderProductRelationFactory(product=product, quantity=1)
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opr1.order.open = None
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opr1.order.save()
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opr2 = OrderProductRelationFactory(product=product, quantity=1)
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form = OrderProductRelationForm(instance=opr2)
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self.assertTrue(form.is_valid)
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def test_clean_quantity_fails_when_stock_exceeded(self):
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product = ProductFactory(stock_amount=2)
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# Mark an order as paid/reserved by setting open to None
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opr1 = OrderProductRelationFactory(product=product, quantity=1)
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opr1.order.open = None
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opr1.order.save()
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# There should only be 1 product left, since we just reserved 1
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opr2 = OrderProductRelationFactory(product=product, quantity=2)
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form = OrderProductRelationForm(instance=opr2)
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self.assertFalse(form.is_valid())
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2019-03-29 10:49:04 +00:00
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class TestProductDetailView(TestCase):
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def setUp(self):
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self.user = UserFactory()
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def test_product_is_available(self):
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product = ProductFactory()
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self.client.force_login(self.user)
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response = self.client.get(
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reverse("shop:product_detail", kwargs={"slug": product.slug})
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)
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self.assertIn("Add to order", str(response.content))
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self.assertEqual(response.status_code, 200)
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def test_product_is_available_with_stock_left(self):
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product = ProductFactory(stock_amount=2)
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opr1 = OrderProductRelationFactory(product=product, quantity=1)
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opr1.order.open = None
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opr1.order.save()
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self.client.force_login(self.user)
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response = self.client.get(
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reverse("shop:product_detail", kwargs={"slug": product.slug})
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)
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self.assertIn("<bold>1</bold> available", str(response.content))
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self.assertEqual(response.status_code, 200)
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def test_product_is_sold_out(self):
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product = ProductFactory(stock_amount=1)
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opr1 = OrderProductRelationFactory(product=product, quantity=1)
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opr1.order.open = None
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opr1.order.save()
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self.client.force_login(self.user)
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response = self.client.get(
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reverse("shop:product_detail", kwargs={"slug": product.slug})
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)
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self.assertIn("Sold out.", str(response.content))
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self.assertEqual(response.status_code, 200)
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