Extract row prompt axes policy

tools/prompt_smoke.py

@@ -58,6 +58,7 @@ import row_generation  # noqa: E402
 import row_item  # noqa: E402
 import row_location  # noqa: E402
 import row_pools  # noqa: E402
+import row_prompt_axes  # noqa: E402
 import row_rendering  # noqa: E402
 import row_route_metadata  # noqa: E402
 import row_subject_route  # noqa: E402
@@ -758,6 +759,91 @@ def smoke_row_expression_policy() -> None:
     )
 
 
+def smoke_row_prompt_axes_policy() -> None:
+    category = {
+        "name": "Axis Test",
+        "slug": "axis_test",
+        "scenes": [{"slug": "studio", "prompt": "quiet studio with repeatable anchors"}],
+        "poses": ["standing fallback pose"],
+        "expressions": ["quiet focus", "heated smirk"],
+        "compositions": ["all participants visible centered frame"],
+    }
+    subcategory = {"name": "Axis Sub", "slug": "axis_sub", "items": ["axis item"]}
+    item = "axis item"
+    base_kwargs = {
+        "category": category,
+        "subcategory": subcategory,
+        "item": item,
+        "subject_type": "woman",
+        "context": {"fallback_pose": ""},
+        "poses": "standard",
+        "women_count": 1,
+        "men_count": 0,
+        "expression_disabled": True,
+        "expression_intensity": 0.5,
+        "is_pose_category": False,
+        "location_config": {},
+        "composition_config": {},
+    }
+    route = row_prompt_axes.resolve_prompt_axes(
+        **base_kwargs,
+        scene_rng=random.Random(1),
+        pose_rng=random.Random(2),
+        expression_rng=random.Random(3),
+        composition_rng=random.Random(4),
+    )
+    delegated = pb._prompt_axes_route(
+        **base_kwargs,
+        scene_rng=random.Random(1),
+        pose_rng=random.Random(2),
+        expression_rng=random.Random(3),
+        composition_rng=random.Random(4),
+    )
+    _expect(delegated == route, "Prompt builder prompt-axes route should delegate to row_prompt_axes")
+    _expect(route["scene_slug"] == "studio", "Prompt axes route lost selected scene slug")
+    _expect(route["scene"] == "quiet studio with repeatable anchors", "Prompt axes route lost selected scene text")
+    _expect(route["pose"] == "standing fallback pose", "Prompt axes route lost selected fallback pose")
+    _expect(route["expression"] == "", "Prompt axes route should omit expression when disabled")
+    _expect(route["shared_expression"] == "", "Prompt axes route should omit shared expression when disabled")
+    _expect(route["source_composition"] == "all participants visible centered frame", "Prompt axes route lost source composition")
+
+    pov_route = row_prompt_axes.resolve_prompt_axes(
+        **{**base_kwargs, "expression_disabled": True},
+        scene_rng=random.Random(1),
+        pose_rng=random.Random(2),
+        expression_rng=random.Random(3),
+        composition_rng=random.Random(4),
+        pov_character_labels=["Man A"],
+    )
+    _expect("first-person POV" in pov_route["composition"], "Prompt axes route did not adapt composition for POV")
+
+    woman_slot = character_slot.normalize_character_slot(
+        {"subject_type": "woman", "label": "A", "expression_intensity": 0.25}
+    )
+    configured_route = row_prompt_axes.resolve_prompt_axes(
+        **{
+            **base_kwargs,
+            "subject_type": "configured_cast",
+            "context": {"subject_type": "configured_cast"},
+            "expression_disabled": False,
+            "character_slots": [woman_slot],
+            "character_slot_map": {"Woman A": woman_slot},
+        },
+        scene_rng=random.Random(1),
+        pose_rng=random.Random(2),
+        expression_rng=random.Random(3),
+        composition_rng=random.Random(4),
+    )
+    _expect(
+        configured_route["character_expression_text"].startswith("Woman A has "),
+        "Prompt axes route lost configured-cast character expression",
+    )
+    _expect(
+        configured_route["expression"] == configured_route["character_expression_text"],
+        "Prompt axes route did not promote character expression text to row expression",
+    )
+
+
 def smoke_row_item_policy() -> None:
     weighted_entries = [
         {"text": "first", "weight": 0.0},
@@ -4387,6 +4473,7 @@ SMOKE_CASES: list[tuple[str, Callable[[], None]]] = [
     ("location_config_policy", smoke_location_config_policy),
     ("row_location_policy", smoke_row_location_policy),
     ("row_expression_policy", smoke_row_expression_policy),
+    ("row_prompt_axes_policy", smoke_row_prompt_axes_policy),
     ("row_item_policy", smoke_row_item_policy),
     ("row_category_route_policy", smoke_row_category_route_policy),
     ("row_generation_policy", smoke_row_generation_policy),