Move cast descriptor entry policy

tools/prompt_smoke.py

@@ -1732,6 +1732,49 @@ def smoke_pair_options_policy() -> None:
         pair_cast.prompt_cast_descriptors("Woman A / primary creator: descriptor") == "Woman A: descriptor",
         "Pair cast prompt descriptor label cleanup changed",
     )
+
+    def _fake_character_context(
+        label: str,
+        label_map: dict[str, dict[str, Any]],
+        _rng: random.Random,
+        _ethnicity: str,
+        _figure: str,
+        _no_plus_women: bool,
+        _no_black: bool,
+    ) -> tuple[dict[str, Any], dict[str, Any] | None]:
+        subject = "man" if label.startswith("Man ") else "woman"
+        age = "40-year-old adult" if subject == "man" else "30-year-old adult"
+        return {"subject_type": subject, "age": age, "body_phrase": f"{label} body"}, label_map.get(label)
+
+    descriptor_entries, descriptor_slots = pair_cast.cast_descriptor_entries_from_slots(
+        seed_config={},
+        seed=1,
+        row_number=1,
+        ethnicity="any",
+        figure="any",
+        no_plus_women=False,
+        no_black=False,
+        women_count=2,
+        men_count=1,
+        character_slots=[{"subject_type": "man", "presence_mode": "pov"}],
+        character_slot_map={"Man A": {"subject_type": "man", "presence_mode": "pov"}},
+        primary_descriptor="primary descriptor",
+        axis_rng=lambda _config, _axis, seed_value, row_value: random.Random(seed_value + row_value),
+        character_context_for_label=_fake_character_context,
+        slot_is_pov=lambda slot: bool(slot and slot.get("presence_mode") == "pov"),
+    )
+    _expect(
+        descriptor_entries
+        == [
+            "Woman A / primary creator: primary descriptor",
+            "Woman B: 30-year-old adult woman, Woman B body",
+        ],
+        "Pair cast descriptor entries should keep primary label and skip POV men",
+    )
+    _expect(
+        descriptor_slots == [{"subject_type": "man", "presence_mode": "pov"}],
+        "Pair cast descriptor entries should return the source slots",
+    )
     partner_styling = pair_cast.softcore_partner_styling(
         seed_config={},
         seed=1,