[#4516] PR feedback

src/openforms/forms/tests/test_import_export.py

@@ -1430,9 +1430,14 @@ def test_import_form_with_objects_registration_backend_no_group(self):
             for name, data in resources.items():
                 zip_file.writestr(f"{name}.json", json.dumps(data))
 
-        with self.assertRaises(CommandError):
+        with self.assertRaises(CommandError) as exc:
             call_command("import", import_file=self.filepath)
 
+        error_detail = exc.exception.args[0].detail["registration_backends"][0][
+            "options"
+        ]["objects_api_group"][0]
+        self.assertEqual(error_detail.code, "invalid")
+
     def test_import_form_with_objects_registration_backend_no_matching_group(self):
         resources = {
             "forms": [
@@ -1459,15 +1464,25 @@ def test_import_form_with_objects_registration_backend_no_matching_group(self):
         }
 
         # no matching groups:
-        ObjectsAPIGroupConfigFactory.create_batch(2)
+        ObjectsAPIGroupConfigFactory.create(
+            objecttypes_service__api_root="http://example1.com"
+        )
+        ObjectsAPIGroupConfigFactory.create(
+            objecttypes_service__api_root="http://example2.com"
+        )
 
         with zipfile.ZipFile(self.filepath, "w") as zip_file:
             for name, data in resources.items():
                 zip_file.writestr(f"{name}.json", json.dumps(data))
 
-        with self.assertRaises(CommandError):
+        with self.assertRaises(CommandError) as exc:
             call_command("import", import_file=self.filepath)
 
+        error_detail = exc.exception.args[0].detail["registration_backends"][0][
+            "options"
+        ]["objects_api_group"][0]
+        self.assertEqual(error_detail.code, "invalid")
+
     def test_import_form_with_objects_registration_backend_available_group(self):
         resources = {
             "forms": [
@@ -1640,9 +1655,14 @@ def test_import_form_with_zgw_registration_backend_no_available_group(self):
             for name, data in resources.items():
                 zip_file.writestr(f"{name}.json", json.dumps(data))
 
-        with self.assertRaises(CommandError):
+        with self.assertRaises(CommandError) as exc:
             call_command("import", import_file=self.filepath)
 
+        error_detail = exc.exception.args[0].detail["registration_backends"][0][
+            "options"
+        ]["zgw_api_group"][0]
+        self.assertEqual(error_detail.code, "invalid")
+
     def test_import_form_with_zgw_registration_backend_available_group(self):
         resources = {
             "forms": [