Ensure that test doesn't autocreate users before

tin/apps/users/tests.py

@@ -1,11 +1,22 @@
 from __future__ import annotations
 
+import pytest
 from django.contrib.auth import get_user_model
 from django.core.management import call_command
 
 
+@pytest.mark.no_autocreate_users
 def test_create_debug_users():
+    admin = get_user_model().objects.filter(username="admin", is_superuser=True)
+    student = get_user_model().objects.filter(username="student", is_student=True)
+    teacher = get_user_model().objects.filter(username="teacher", is_teacher=True)
+
+    assert not admin.exists()
+    assert not teacher.exists()
+    assert not student.exists()
+
     call_command("create_debug_users", noinput=True, verbosity=0)
-    assert get_user_model().objects.filter(username="admin", is_superuser=True)
-    assert get_user_model().objects.filter(username="student", is_student=True)
-    assert get_user_model().objects.filter(username="teacher", is_teacher=True)
+
+    assert admin.exists()
+    assert teacher.exists()
+    assert student.exists()

tin/tests/fixtures.py

@@ -33,8 +33,10 @@ def tin_setup(settings, worker_id: str, testrun_uid: str):
 
 
 @pytest.fixture(autouse=True)
-def create_users():
-    users.add_users_to_database(password=PASSWORD, verbose=False)
+def create_users(request):
+    marker = request.node.get_closest_marker("no_autocreate_users")
+    if marker is None:
+        users.add_users_to_database(password=PASSWORD, verbose=False)
 
 
 @pytest.fixture