test: validate ledger backfill flow

Co-authored-by: genichin <4282227+genichin@users.noreply.github.com>

trex_core/runtime/cli.py

@@ -38,8 +38,8 @@ import json as _json
 import re
 import sys
 import uuid
-from pathlib import Path
 from datetime import datetime, timedelta, timezone
+from pathlib import Path
 from zoneinfo import ZoneInfo
 
 from trex_core.adapters.messaging import topology
@@ -394,7 +394,8 @@ def _write_ledger_backfill_audit(args, report: dict) -> str:
 
 def _lookup_ledger_backfill_evidence(cfg: DaemonConfig, *, trading_date: str, execution_id: str):
     from trex_core.runtime.broker_provider import (
-        BrokerCredentialUnavailable, build_broker_provider,
+        BrokerCredentialUnavailable,
+        build_broker_provider,
     )
 
     broker, source = build_broker_provider(cfg).get_broker_for_read()
@@ -664,10 +665,11 @@ def _cmd_sync(args, cfg, confirm) -> int:
                 return 1
 
     # REQ-119/120: resolve and validate broker truth before opening/enumerating DB.
-    from trex_core.runtime.broker_provider import (
-        BrokerCredentialUnavailable, build_broker_provider,
-    )
     from trex_core.application.broker_port import BrokerBalanceError
+    from trex_core.runtime.broker_provider import (
+        BrokerCredentialUnavailable,
+        build_broker_provider,
+    )
     try:
         broker_port, _source = build_broker_provider(cfg).get_broker_for_read()
         broker_port = _CachedBalanceBroker(broker_port, broker_port.get_balance())
@@ -787,10 +789,11 @@ def _cmd_verify(args, cfg) -> int:
 
     instance = _resolve_instance(args)
     # REQ-120 no-write/no-enumeration barrier also applies to verify.
-    from trex_core.runtime.broker_provider import (
-        BrokerCredentialUnavailable, build_broker_provider,
-    )
     from trex_core.application.broker_port import BrokerBalanceError
+    from trex_core.runtime.broker_provider import (
+        BrokerCredentialUnavailable,
+        build_broker_provider,
+    )
     try:
         broker_port, _source = build_broker_provider(cfg).get_broker_for_read()
         broker_port = _CachedBalanceBroker(broker_port, broker_port.get_balance())
@@ -987,9 +990,9 @@ def _cmd_report(args, cfg) -> int:
 
 
 def _cmd_ledger_backfill(args, cfg, confirm) -> int:
+    from trex_core.adapters.broker.kis import KISEvidenceLookupError
     from trex_core.adapters.ledger.portfolio_hub import PortfolioHubLedger
     from trex_core.adapters.persistence.postgresql import PostgreSQLLedgerOutbox
-    from trex_core.adapters.broker.kis import KISEvidenceLookupError
     from trex_core.runtime.broker_provider import BrokerCredentialUnavailable
 
     instance = _resolve_instance(args)