Fix testing example. Closes #3346

docs/api-guide/testing.md

@@ -200,6 +200,7 @@ You can use any of REST framework's test case classes as you would for the regul
     from django.core.urlresolvers import reverse
     from rest_framework import status
     from rest_framework.test import APITestCase
+    from myproject.apps.core.models import Account
 
     class AccountTests(APITestCase):
         def test_create_account(self):
@@ -210,7 +211,8 @@ You can use any of REST framework's test case classes as you would for the regul
             data = {'name': 'DabApps'}
             response = self.client.post(url, data, format='json')
             self.assertEqual(response.status_code, status.HTTP_201_CREATED)
-            self.assertEqual(response.data, data)
+            self.assertEqual(Account.objects.count(), 1)
+            self.assertEqual(Account.objects.get().name, 'DabApps')
 
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