Fixed #35656 -- Added an autodetector attribute to the makemigrations and migrate commands.

tests/check_framework/test_commands.py

@@ -0,0 +1,25 @@
+from django.core import checks
+from django.core.checks import Error
+from django.test import SimpleTestCase
+from django.test.utils import isolate_apps, override_settings, override_system_checks
+
+
+@isolate_apps("check_framework.custom_commands_app", attr_name="apps")
+@override_settings(INSTALLED_APPS=["check_framework.custom_commands_app"])
+@override_system_checks([checks.commands.migrate_and_makemigrations_autodetector])
+class CommandCheckTests(SimpleTestCase):
+    def test_migrate_and_makemigrations_autodetector_different(self):
+        expected_error = Error(
+            "The migrate and makemigrations commands must have the same "
+            "autodetector.",
+            hint=(
+                "makemigrations.Command.autodetector is int, but "
+                "migrate.Command.autodetector is MigrationAutodetector."
+            ),
+            id="commands.E001",
+        )
+
+        self.assertEqual(
+            checks.run_checks(app_configs=self.apps.get_app_configs()),
+            [expected_error],
+        )