old_contents: from django.test import TestCase, Client
  
  class BillingTestCase(TestCase):
      ''' Test billing creation and modification '''
  
      def setUp(self):
          self.client = Client()
          self.client.login(username='bill', password='jobs')
  
      def tearDown(self):
          self.client.logout()
  
      def test_create_bill_with_one_line(self):
          ''' Test when user is created a bill with a single service '''
          #response = self.client.get('/admin/billjobs/bill/add/', follow_redirect=True)
          #self.assertEqual(response.status_code, 200)
          self.assertTrue(True)
  
  
new_contents: from django.test import TestCase, Client
  from django.contrib.auth.models import User
  from billjobs.models import Bill, Service
  from billjobs.settings import BILLJOBS_BILL_ISSUER
  
  class BillingTestCase(TestCase):
      ''' Test billing creation and modification '''
      fixtures = ['dev_data.json']
  
      def setUp(self):
          self.client = Client()
          self.client.login(username='bill', password='jobs')
  
      def tearDown(self):
          self.client.logout()
  
      def test_create_bill_with_one_line(self):
          ''' Test when user is created a bill with a single service '''
          #response = self.client.get('/admin/billjobs/bill/add/', follow_redirect=True)
          #self.assertEqual(response.status_code, 200)
          self.assertTrue(True)
  
      def test_create_bill(self):
          user = User.objects.get(username='bill')
          bill = Bill(user=user)
          self.assertEqual(bill.user.username, 'bill')
          self.assertEqual(bill.issuer_address, BILLJOBS_BILL_ISSUER)
          self.assertEqual(bill.billing_address, user.billing_address)
  
  
subject: Test bill creation