fix: converge broker failures without retry

tests/application/test_venue_intent_flow.py

@@ -3,6 +3,8 @@ from __future__ import annotations
 
 from uuid import UUID
 
+import pytest
+
 from trex_core.adapters.persistence.in_memory_intent_store import InMemoryIntentStore
 from trex_core.application.broker_port import (
     BalanceItem,
@@ -96,7 +98,8 @@ def test_nxt_buy_wire_value_reaches_broker_order() -> None:
     assert broker.orders[0].venue == "NXT"
 
 
-def test_invalid_venue_is_rejected_before_slot_transition() -> None:
+@pytest.mark.parametrize("invalid_venue", ["AUTO", "UNKNOWN"])
+def test_invalid_venue_is_rejected_before_slot_transition(invalid_venue: str) -> None:
     repo, intents, _, _ = _wire()
     handler = make_intent_rpc_handler(intents)
 
@@ -107,7 +110,7 @@ def test_invalid_venue_is_rejected_before_slot_transition() -> None:
                 "intent_id": "bad-venue",
                 "portfolio_id": "PF-1",
                 "qty": 1,
-                "venue": "UNKNOWN",
+                "venue": invalid_venue,
             },
             correlation_id="bad-venue",
         )
@@ -118,7 +121,7 @@ def test_invalid_venue_is_rejected_before_slot_transition() -> None:
     assert repo.list_slots("default")[0].status is SlotState.INACTIVE
 
 
-def test_omitted_wire_venue_is_auto_then_actual_venue_is_persisted() -> None:
+def test_omitted_wire_venue_is_sor_then_actual_venue_is_persisted() -> None:
     repo = InMemorySlotRepository()
     service = SlotService(repo)
     intents = IntentService(
@@ -146,10 +149,10 @@ def test_omitted_wire_venue_is_auto_then_actual_venue_is_persisted() -> None:
 
     slot_id = UUID(response.payload["slot_id"])
     pending = repo.fetch_slot(slot_id)
-    assert pending is not None and pending.venue == "AUTO"
+    assert pending is not None and pending.venue == "SOR"
     execution.run_once()
     dispatched = repo.fetch_slot(slot_id)
-    assert broker.orders[0].venue == "AUTO"
+    assert broker.orders[0].venue == "SOR"
     assert dispatched is not None and dispatched.venue == "NXT"
 
 
@@ -180,7 +183,7 @@ def test_inactive_transition_resets_venue_to_krx() -> None:
     assert reset.venue == "KRX"
 
 
-def test_holding_transition_resets_next_order_venue_to_auto() -> None:
+def test_holding_transition_resets_next_order_venue_to_sor() -> None:
     repo, intents, _, _ = _wire()
     decision = intents.submit_buy(
         BuyIntent(
@@ -201,7 +204,7 @@ def test_holding_transition_resets_next_order_venue_to_auto() -> None:
         qty=1,
         avg_price=1000,
     )
-    assert holding.venue == "AUTO"
+    assert holding.venue == "SOR"
 
 
 def test_operator_cancel_uses_original_nxt_venue() -> None: