Extract caption naturalizer policy

tools/prompt_smoke.py

@@ -24,6 +24,7 @@ if str(ROOT) not in sys.path:
     sys.path.insert(0, str(ROOT))
 
 import caption_naturalizer  # noqa: E402
+import caption_policy  # noqa: E402
 import character_config  # noqa: E402
 import character_profile  # noqa: E402
 import category_cast_config  # noqa: E402
@@ -951,6 +952,47 @@ def smoke_formatter_cast_policy() -> None:
     )
 
 
+def smoke_caption_policy() -> None:
+    _expect(
+        caption_naturalizer.STYLE_TAILS is caption_policy.STYLE_TAILS,
+        "Caption naturalizer style tails should delegate to caption_policy",
+    )
+    _expect(
+        caption_naturalizer.ITEM_LABELS is caption_policy.ITEM_LABELS,
+        "Caption naturalizer item labels should delegate to caption_policy",
+    )
+    _expect(
+        caption_naturalizer.ACTION_FAMILY_CAPTION_LABELS is caption_policy.ACTION_FAMILY_CAPTION_LABELS,
+        "Caption naturalizer action labels should delegate to caption_policy",
+    )
+    _expect(caption_policy.normalize_detail_level("bad") == "balanced", "Caption invalid detail fallback changed")
+    _expect(caption_policy.keep_style_terms("keep_style_terms") is True, "Caption style policy keep flag changed")
+    _expect(caption_policy.detail_allows("concise") is False, "Caption concise detail gate changed")
+    _expect(caption_policy.detail_allows("dense", dense_only=True) is True, "Caption dense-only gate changed")
+
+    style_tail = caption_policy.STYLE_TAILS[0]
+    _expect(
+        caption_policy.strip_style_tail(f"caption body{style_tail}") == "caption body",
+        "Caption style-tail stripping changed",
+    )
+    _expect(
+        caption_naturalizer._strip_style_tail(f"caption body{style_tail}") == "caption body",
+        "Caption naturalizer style-tail wrapper should delegate",
+    )
+    _expect(
+        caption_policy.normalize_composition("vertical centered body frame") == "centered body frame",
+        "Caption composition normalization changed",
+    )
+    _expect(
+        caption_policy.clean_clothing("silk dress, fashion editorial styling") == "silk dress",
+        "Caption clothing cleanup changed",
+    )
+    row = {"action_family": "oral", "position_family": ""}
+    _expect(caption_policy.metadata_action_label(row) == "oral action", "Caption action-family label changed")
+    row = {"action_family": "oral", "position_family": "anal"}
+    _expect(caption_naturalizer._metadata_action_label(row) == "anal action", "Caption position-family label priority changed")
+
+
 def smoke_sdxl_presets_policy() -> None:
     _expect(
         sdxl_formatter.SDXL_STYLE_PRESETS is sdxl_presets.SDXL_STYLE_PRESETS,
@@ -2964,6 +3006,7 @@ SMOKE_CASES: list[tuple[str, Callable[[], None]]] = [
     ("row_normalization_policy", smoke_row_normalization_policy),
     ("formatter_input_policy", smoke_formatter_input_policy),
     ("formatter_cast_policy", smoke_formatter_cast_policy),
+    ("caption_policy", smoke_caption_policy),
     ("sdxl_presets_policy", smoke_sdxl_presets_policy),
     ("hardcore_position_config_policy", smoke_hardcore_position_config_policy),
     ("category_library_route", smoke_category_library_route),