old_contents: """
  This file demonstrates writing tests using the unittest module. These will pass
  when you run "manage.py test".
  
  Replace this with more appropriate tests for your application.
  """
  
  from django.test import TestCase
  from .models import Address, Venue, Facility
  
  
  class ModelsTest(TestCase):
      def test_create_address(self):
          a = Address()
          a.street = '23, Test Street'
          a.town = 'London'
          a.postcode = 'xxxxx'
          a.country = 'UK'
          a.save()
          self.assertTrue(a.id >= 0)
  
      def test_create_facility(self):
          fac_wifi = Facility()
          fac_wifi.name = 'WiFi'
          fac_wifi.save()
          self.assertTrue(fac_wifi.id >= 0)
  
          fac_elevator = Facility()
          fac_elevator.name = 'Elevator'
          fac_elevator.save()
          self.assertTrue(fac_elevator.id >= 0)
  
      def test_create_venue(self):
          # Create the address first
          a = Address()
          a.street = '23, Test Street'
          a.town = 'London'
          a.postcode = 'xxxxx'
          a.country = 'UK'
          a.save()
  
          # Create the venue
          v = Venue()
          v.name = 'Venue Test'
          v.website = 'www.myvenue.com'
          v.address = a
          v.save()
          self.assertEqual(v.address.town, 'London')
          self.assertTrue(v.id >= 0)
  
new_contents: """
  This file demonstrates writing tests using the unittest module. These will pass
  when you run "manage.py test".
  
  Replace this with more appropriate tests for your application.
  """
  
  from django.test import TestCase
  from .models import Address, Venue, Facility
  
  
  class ModelsTest(TestCase):
      def test_create_address(self):
          a = Address()
          a.street = '23, Test Street'
          a.town = 'London'
          a.postcode = 'xxxxx'
          a.country = 'UK'
          a.save()
          self.assertTrue(a.id >= 0)
  
      def test_create_facility(self):
          fac_wifi = Facility()
          fac_wifi.name = 'WiFi'
          fac_wifi.save()
          self.assertTrue(fac_wifi.id >= 0)
  
          fac_elevator = Facility()
          fac_elevator.name = 'Elevator'
          fac_elevator.save()
          self.assertTrue(fac_elevator.id >= 0)
  
      def test_create_venue(self):
          # Create the address first
          a = Address()
          a.street = '23, Test Street'
          a.town = 'London'
          a.postcode = 'xxxxx'
          a.country = 'UK'
          a.save()
  
          fac_wifi = Facility()
          fac_wifi.name = 'WiFi'
          fac_wifi.save()
          self.assertTrue(fac_wifi.id >= 0)
  
          fac_elevator = Facility()
          fac_elevator.name = 'Elevator'
          fac_elevator.save()
          self.assertTrue(fac_elevator.id >= 0)
  
          # Create the venue
          v = Venue()
          v.name = 'Venue Test'
          v.website = 'www.myvenue.com'
          v.address = a
          v.save()
          v.facilities.add(fac_wifi)
          v.facilities.add(fac_elevator)
          self.assertEqual(v.address.town, 'London')
          self.assertTrue(v.id >= 0)
  
subject: Add Facilities to Venue model creation test case