Use the syncmail command as defined in custommail

gestioncof/tests/test_views.py

@@ -1,8 +1,10 @@
 import csv
+import os
 import uuid
 from datetime import timedelta
 
 from custommail.models import CustomMail
+from django.conf import settings
 from django.contrib import messages
 from django.contrib.auth import get_user_model
 from django.contrib.messages.api import get_messages
@@ -32,7 +34,10 @@ class RegistrationViewTests(ViewTestCaseMixin, TestCase):
     auth_forbidden = [None, "user", "member"]
 
     def requires_mails(self):
-        call_command("syncmails", verbosity=0)
+        data_file = os.path.join(
+            settings.BASE_DIR, "gestioncof", "management", "data", "custommail.json"
+        )
+        call_command("syncmails", data_file, verbosity=0)
 
     def test_get(self):
         r = self.client.get(self.url)