Optimized defaults_redirect_domain_mappings for dynamic creating by roles

tests/unit/test_redirect_filters.py

@@ -0,0 +1,53 @@
+import os
+import sys
+import unittest
+
+PROJECT_ROOT = os.path.abspath(os.path.join(os.path.dirname(__file__), "../../.."))
+sys.path.insert(0, PROJECT_ROOT)
+
+from filter_plugins.redirect_filters import FilterModule
+
+
+class TestAddRedirectIfGroup(unittest.TestCase):
+    """Unit-tests for the add_redirect_if_group filter."""
+
+    def setUp(self):
+        # Obtain the callable once for reuse
+        self.add_redirect = FilterModule().filters()["add_redirect_if_group"]
+
+    def test_appends_redirect_when_group_present(self):
+        original = [{"source": "a", "target": "b"}]
+        result = self.add_redirect(
+            original,
+            group="lam",
+            source="ldap.example.com",
+            target="lam.example.com",
+            group_names=["lam", "other"],
+        )
+
+        # Original list must stay unchanged
+        self.assertEqual(len(original), 1)
+        # Result list must contain the extra entry
+        self.assertEqual(len(result), 2)
+        self.assertIn(
+            {"source": "ldap.example.com", "target": "lam.example.com"}, result
+        )
+
+    def test_keeps_list_unchanged_when_group_absent(self):
+        original = [{"source": "a", "target": "b"}]
+        result = self.add_redirect(
+            original,
+            group="lam",
+            source="ldap.example.com",
+            target="lam.example.com",
+            group_names=["unrelated"],
+        )
+
+        # No new entries
+        self.assertEqual(result, original)
+        # But ensure a new list object was returned (no in-place mutation)
+        self.assertIsNot(result, original)
+
+
+if __name__ == "__main__":
+    unittest.main()