From 9f6522352fd72daf2afc713b6fc739c17ad92eaf Mon Sep 17 00:00:00 2001
From: "JHM Darbyshire (win11)" <attack68@users.noreply.github.com>
Date: Tue, 28 Jan 2025 16:26:15 +0100
Subject: [PATCH] REF: amend cache_states to decorators

---
 python/tests/test_fx_volatility.py | 18 ++++++++++++++++--
 1 file changed, 16 insertions(+), 2 deletions(-)

diff --git a/python/tests/test_fx_volatility.py b/python/tests/test_fx_volatility.py
index 25af52cf..27003ccd 100644
--- a/python/tests/test_fx_volatility.py
+++ b/python/tests/test_fx_volatility.py
@@ -762,10 +762,24 @@ def test_surface_validate_states(self):
         assert pre_state != post_state  # validate states has been run and updated the state.
 
     def test_initialisation_state_smile(self):
-        assert False
+        smile = FXDeltaVolSmile(
+            nodes={0.25: 10.0, 0.5: 10.0, 0.75: 11.0},
+            delta_type="forward",
+            eval_date=dt(2023, 3, 16),
+            expiry=dt(2023, 6, 16),
+            id="vol",
+        )
+        assert smile._state != 0
 
     def test_initialisation_state_surface(self):
-        assert False
+        surf = FXDeltaVolSurface(
+            expiries=[dt(2000, 1, 1), dt(2001, 1, 1)],
+            delta_indexes=[0.5],
+            node_values=[[10.0], [9.0]],
+            eval_date=dt(1999, 1, 1),
+            delta_type="forward",
+        )
+        assert surf._state != 0
 
 def test_validate_delta_type() -> None:
     with pytest.raises(ValueError, match="`delta_type` must be in"):