Fix country test

apps/location/tests.py

@@ -25,12 +25,12 @@ class BaseTestCase(APITestCase):
             {'access_token': tokens.get('access_token'),
              'refresh_token': tokens.get('refresh_token')})
 
-        self.lang = Language.objects.get(
+        self.lang, created = Language.objects.get_or_create(
             title='Russia',
             locale='ru-RU'
         )
 
-        self.country_ru = Country.objects.get(
+        self.country_ru, created = Country.objects.get_or_create(
             name={"en-GB": "Russian"}
         )
 
@@ -72,7 +72,7 @@ class CountryTests(BaseTestCase):
         self.assertEqual(response.status_code, status.HTTP_200_OK)
 
         update_data = {
-            'name': json.dumps({"en-GB": "Test new country"})
+            'name': json.dumps({"ru-RU": "Test new country"})
         }
 
         response = self.client.patch(f'/api/back/location/countries/{response_data["id"]}/', data=update_data)