new_contents: from rest_framework import status
  from rest_framework.test import APITestCase
  from django.contrib.auth import get_user_model
  
  from api_bouncer.models import Api
  
  User = get_user_model()
  
  
  class BouncerTests(APITestCase):
      def setUp(self):
          self.superuser = User.objects.create_superuser(
              'john',
              'john@localhost.local',
              'john123john'
          )
          self.example_api = Api.objects.create(
              name='httpbin',
              hosts=['httpbin.org'],
              upstream_url='https://httpbin.org'
          )
  
      def test_bounce_api_request(self):
          """
          Ensure we can bouncer a request to an api and get the same response.
          """
          url = '/status/418'  # teapot
          self.client.credentials(HTTP_HOST='httpbin.org')
          response = self.client.get(url)
          self.assertEqual(response.status_code, 418)
          self.assertIn('teapot', response.content.decode('utf-8'))
  
      def test_bounce_api_request_unknown_host(self):
          """
          Ensure we send a response when the hosts making the request is not
          trying to call an api.
          """
          url = '/test'
          self.client.credentials(HTTP_HOST='the-unknown.com')
          response = self.client.get(url)
          self.assertEqual(response.status_code, status.HTTP_200_OK)
          self.assertEqual(response.json(), {})
  
subject: Add request bouncer test cases