Move action expression sanitizer

tools/prompt_smoke.py

@@ -733,6 +733,25 @@ def smoke_row_expression_policy() -> None:
         == (None, "character_slots:disabled"),
         "Row expression cast override did not honor all-slot expression disable",
     )
+    expression_text = "Woman A has steady focus; Man A has parted lips with saliva"
+    context_role = "Woman A performs a handjob while Man A stands close"
+    _expect(
+        pb._sanitize_character_expression_text_for_action(expression_text, context_role, "", {})
+        == row_expression.sanitize_character_expression_text_for_action(expression_text, context_role, "", {})
+        == "Woman A has steady focus",
+        "Row expression action sanitizer did not remove incompatible partner expression",
+    )
+    reverse_context = "Man A has mouth pressed to her pussy while Woman A lies back"
+    _expect(
+        row_expression.sanitize_character_expression_text_for_action(
+            "Woman A has tongue out; Man A has focused mouth contact",
+            reverse_context,
+            "",
+            {},
+        )
+        == "Man A has focused mouth contact",
+        "Row expression action sanitizer did not remove incompatible visible-subject expression",
+    )
 
 
 def smoke_row_item_policy() -> None: