Centralize item axis value flattening

tools/prompt_smoke.py

@@ -50,6 +50,7 @@ import __init__ as sxcp_nodes  # noqa: E402
 import generation_profile_config  # noqa: E402
 import hardcore_role_outercourse  # noqa: E402
 import index_switch_policy  # noqa: E402
+import item_axis_policy  # noqa: E402
 import node_tooltips  # noqa: E402
 import krea_cast  # noqa: E402
 import krea_action_details  # noqa: E402
@@ -1605,6 +1606,36 @@ def smoke_outercourse_action_policy() -> None:
     _expect("wet lips" in deduped, "Krea outercourse dedupe removed useful texture clause")
 
 
+def smoke_item_axis_policy() -> None:
+    axis_values = {
+        "ignored": "random",
+        "position": "kneeling oral position",
+        "contact_detail": {"text": "mouth contact at hip height"},
+        "nested": {"unused": "fallback body detail"},
+        "list_detail": ["hands on hips", "auto"],
+        "unprioritized_detail": "extra unprioritized cue",
+    }
+    texts = item_axis_policy.axis_value_texts(axis_values)
+    _expect("kneeling oral position" in texts, "Item axis policy lost position value")
+    _expect("mouth contact at hip height" in texts, "Item axis policy lost preferred dict text")
+    _expect("fallback body detail" in texts, "Item axis policy lost nested fallback text")
+    _expect("hands on hips" in texts, "Item axis policy lost list text")
+    _expect("random" not in texts and "auto" not in texts, "Item axis policy leaked placeholder values")
+    _expect(
+        item_axis_policy.axis_value_texts(axis_values, existing_text="kneeling oral position already present")[0]
+        == "mouth contact at hip height",
+        "Item axis policy should skip details already present in existing text",
+    )
+    context_text = item_axis_policy.action_context_text(axis_values)
+    _expect("kneeling oral position" in context_text, "Item axis policy context lost priority position")
+    _expect("mouth contact at hip height" in context_text, "Item axis policy context lost priority contact")
+    _expect("extra unprioritized cue" not in context_text, "Item axis policy context should ignore unprioritized values")
+    _expect(
+        krea_action_context.axis_values_text(axis_values) == context_text,
+        "Krea action context should delegate to shared item axis policy",
+    )
+
+
 def smoke_krea_row_fields_policy() -> None:
     row = {
         "subject_type": "configured_cast",
@@ -8472,6 +8503,7 @@ SMOKE_CASES: list[tuple[str, Callable[[], None]]] = [
     ("krea_normal_row_routes", smoke_krea_normal_row_routes),
     ("krea_action_details_policy", smoke_krea_action_details_policy),
     ("outercourse_action_policy", smoke_outercourse_action_policy),
+    ("item_axis_policy", smoke_item_axis_policy),
     ("krea_row_fields_policy", smoke_krea_row_fields_policy),
     ("location_config_policy", smoke_location_config_policy),
     ("row_location_policy", smoke_row_location_policy),