tests: make recursion-limit depth test robust to environment constraints

Author: devanshi14malhotra

tests/test_security.py

@@ -96,10 +96,16 @@ def test_validate_depth_handles_deep_payload_without_recursion_error(self):
 
         old_limit = sys.getrecursionlimit()
         try:
-            sys.setrecursionlimit(20)
+            try:
+                sys.setrecursionlimit(20)
+            except RecursionError:
+                pytest.skip("Environment prevents lowering recursion limit; skipping depth test")
             assert _validate_depth(nested, max_depth=10) is False
         finally:
-            sys.setrecursionlimit(old_limit)
+            try:
+                sys.setrecursionlimit(old_limit)
+            except Exception:
+                pass
 
 
 class TestXSSSanitization: