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trex-core/tests/application/test_execution_ledger.py
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"""Execution loop ledger-hook tests (REQ-018, REQ-019, dcy-004).
Exercises the full buy/sell lifecycle with the in-memory paper broker and
in-memory outbox + ledger writer, ensuring the slot transition is on the
critical path while the ledger write is eventually-consistent.
"""
from __future__ import annotations
from datetime import UTC, datetime
from trex_core.adapters.broker.kis import KISBroker
from trex_core.adapters.broker.paper import PaperBroker
from trex_core.adapters.ledger.in_memory import InMemoryLedger
from trex_core.adapters.messaging.in_memory import InMemoryTransport
from trex_core.adapters.persistence.in_memory_intent_store import InMemoryIntentStore
from trex_core.application.alarm_emitter import AlarmEmitter
from trex_core.application.broker_port import FillStatus
from trex_core.application.execution import ExecutionService
from trex_core.application.intents import BuyIntent, IntentService, SellIntent
from trex_core.application.ledger_outbox import (
InMemoryLedgerOutbox,
LedgerWriter,
OutboxOutcome,
WorkItemStatus,
)
from trex_core.application.ledger_skip import LedgerSkipRecord
from trex_core.domain.slot import SlotService, SlotState
from trex_core.domain.slot.in_memory_repository import InMemorySlotRepository
class _SkipStore:
def __init__(self):
self.records = []
self._by_key = {}
def record_skip(self, **kwargs):
record = LedgerSkipRecord(
skip_key=f"{kwargs['slot_id']}:{kwargs['side']}:{kwargs['skip_reason']}",
instance_key=kwargs["instance_key"],
slot_id=kwargs["slot_id"],
portfolio_id=kwargs["portfolio_id"],
symbol=kwargs["symbol"],
order_id=kwargs["order_id"],
execution_id=kwargs["execution_id"],
side=kwargs["side"],
qty=kwargs["qty"],
price=kwargs["price"],
executed_at=kwargs["executed_at"],
order_venue=kwargs["order_venue"],
execution_venue=kwargs["execution_venue"],
skip_reason=kwargs["skip_reason"],
status="unresolved",
resolution_reason=None,
resolved_at=None,
created_at=kwargs["executed_at"],
updated_at=kwargs["executed_at"],
)
should_notify = record.skip_key not in self._by_key
self._by_key[record.skip_key] = record
self.records = list(self._by_key.values())
return record, should_notify
def resolve_for_fill(self, **_kwargs):
return []
def resolve_for_delivery(
self,
*,
instance_key,
portfolio_id,
side,
order_id,
execution_id,
resolution_reason,
):
resolved = []
updated = {}
for key, record in self._by_key.items():
if (
record.instance_key == instance_key
and record.portfolio_id == portfolio_id
and record.side == side
and (
record.execution_id == execution_id
or (record.execution_id is None and record.order_id == order_id)
)
):
record = LedgerSkipRecord(
skip_key=record.skip_key,
instance_key=record.instance_key,
slot_id=record.slot_id,
portfolio_id=record.portfolio_id,
symbol=record.symbol,
order_id=record.order_id,
execution_id=record.execution_id or execution_id,
side=record.side,
qty=record.qty,
price=record.price,
executed_at=record.executed_at,
order_venue=record.order_venue,
execution_venue=record.execution_venue,
skip_reason=record.skip_reason,
status="resolved",
resolution_reason=resolution_reason,
resolved_at=record.executed_at,
created_at=record.created_at,
updated_at=record.executed_at,
)
resolved.append(record)
updated[key] = record
self._by_key = updated
self.records = list(self._by_key.values())
return resolved
def _wire(broker, *, ledger=None, clock=None, alarm_emitter=None, ledger_skip_store=None):
repo = InMemorySlotRepository()
svc = SlotService(repo)
intents = IntentService(svc, repo, InMemoryIntentStore(),
resolve_symbol=lambda pid: "005930")
outbox = (
InMemoryLedgerOutbox(clock=clock, instance_key="default")
if clock
else InMemoryLedgerOutbox(instance_key="default")
)
execution = ExecutionService(
svc,
repo,
broker,
ledger_outbox=outbox,
alarm_emitter=alarm_emitter,
ledger_skip_store=ledger_skip_store,
)
writer = LedgerWriter(
outbox,
ledger or InMemoryLedger(),
clock=clock,
alarm_emitter=alarm_emitter,
ledger_skip_store=ledger_skip_store,
instance_key="default",
)
repo.reconcile_universe("default", {"PF-1": "SYM"})
return repo, svc, intents, execution, outbox, writer
def _buy(intents, *, iid="b1", portfolio_id="PF-1"):
return intents.submit_buy(BuyIntent(
intent_id=iid, qty=10, entry_price=1000,
portfolio_id=portfolio_id,
))
class KisSorUnknownVenueBroker(PaperBroker):
"""KIS daily-ccld fixture with SOR routing but no actual exchange evidence."""
def poll_fill(self, broker_order_id, *, side, symbol, **kwargs):
return KISBroker._fill_status_from_row(
{
"ord_qty": "10",
"tot_ccld_qty": "10",
"avg_prvs": "1000",
"ord_dt": "20260824",
"ord_gno_brno": "12345678",
"odno": broker_order_id,
"excg_id_dvsn_cd": "SOR",
},
side=side,
today="20260824",
fallback_odno=broker_order_id,
)
class MissingExecutionIdBroker(PaperBroker):
def poll_fill(self, broker_order_id, *, side, symbol, **kwargs):
return FillStatus(
state="filled",
filled_qty=10,
avg_price=1000,
execution_venue="KRX",
)
def test_buy_fill_enqueues_one_ledger_item_and_writer_records_it():
ledger = InMemoryLedger()
repo, _, intents, execution, _, writer = _wire(
PaperBroker(fill_after_polls=0),
ledger=ledger,
)
sid = _buy(intents).slot_id
r = execution.run_once()
assert r.filled == 1 and r.ledger_enqueued == 1
assert repo.fetch_slot(sid).status is SlotState.HOLDING
stats = writer.run_once()
assert stats.completed == 1
assert ledger.count() == 1
t = ledger.trades()[0]
assert (t.asset_id, t.side, t.qty, t.price) == ("PF-1", "buy", 10, 1000.0)
assert t.execution_id.startswith("paper:PAPER-")
assert t.fee > 0.0 and t.tax == 0.0
assert t.order_venue == "SOR"
assert t.venue == "KRX" # paper's deterministic SOR execution exchange
def test_kis_sor_fill_without_actual_venue_enqueues_and_writes_once() -> None:
"""Issues #65/#66: SOR provenance must not suppress an unknown actual venue fill."""
ledger = InMemoryLedger()
repo, _, intents, execution, outbox, writer = _wire(KisSorUnknownVenueBroker(), ledger=ledger)
sid = _buy(intents, iid="sor-unknown").slot_id
result = execution.run_once()
assert result.filled == 1
assert result.ledger_enqueued == 1
assert result.ledger_skipped == 0
assert repo.fetch_slot(sid).status is SlotState.HOLDING
[item] = outbox.all_items()
assert item.trade.venue is None
assert item.trade.order_venue == "SOR"
assert writer.run_once().completed == 1
assert ledger.count() == 1
[trade] = ledger.trades()
assert trade.execution_id == item.trade.execution_id
assert trade.venue is None
assert trade.order_venue == "SOR"
# Replay remains idempotent at the durable outbox and portfolio ledger boundaries.
outbox.enqueue(item.trade)
assert len(outbox.all_items()) == 1
assert writer.run_once().completed == 0
assert ledger.count() == 1
def test_sell_fill_enqueues_sell_ledger_item():
ledger = InMemoryLedger()
repo, _, intents, execution, _, writer = _wire(
PaperBroker(fill_after_polls=0),
ledger=ledger,
)
sid = _buy(intents).slot_id
execution.run_once() # -> holding + buy ledger item
writer.run_once() # drain buy
intents.submit_sell(SellIntent(intent_id="s1", slot_id=sid))
r = execution.run_once() # dispatch sell + fill -> closed + sell ledger item
assert r.ledger_enqueued == 1
assert repo.fetch_slot(sid).status is SlotState.INACTIVE
writer.run_once()
sides = [t.side for t in ledger.trades()]
assert sides == ["buy", "sell"]
def test_portfolio_id_absent_skips_ledger_but_transitions_slot():
ledger = InMemoryLedger()
repo, svc, _, execution, outbox, _ = _wire(
PaperBroker(fill_after_polls=0),
ledger=ledger,
)
# dcy-011: buy admission now requires portfolio_id, so create the
# pending_buy slot directly (bypass admission) to exercise the
# execution-loop ledger skip + visibility (REQ-018 FR-4).
from uuid import uuid4
from trex_core.domain.slot.models import Slot
anon = Slot(slot_id=uuid4(), status=SlotState.INACTIVE)
repo.add_slot(anon)
svc.transit_slot(anon.slot_id, SlotState.INACTIVE, SlotState.PENDING_BUY,
reason="buy", actor="test", symbol="005930", portfolio_id=None)
sid = anon.slot_id
r = execution.run_once()
assert r.filled == 1 and r.ledger_enqueued == 0 and r.ledger_skipped == 1
assert repo.fetch_slot(sid).status is SlotState.HOLDING
assert outbox.all_items() == []
assert ledger.count() == 0
def test_missing_execution_id_still_skips_malformed_ledger_work_item() -> None:
repo, _, intents, execution, outbox, _ = _wire(MissingExecutionIdBroker())
sid = _buy(intents, iid="missing-execution-id").slot_id
assert sid is not None
result = execution.run_once()
assert result.filled == 1
assert result.ledger_enqueued == 0
assert result.ledger_skipped == 1
assert repo.fetch_slot(sid).status is SlotState.HOLDING
assert outbox.all_items() == []
def test_missing_portfolio_id_persists_skip_and_emits_alert() -> None:
transport = InMemoryTransport()
skip_store = _SkipStore()
repo, svc, _, execution, outbox, _ = _wire(
PaperBroker(fill_after_polls=0),
alarm_emitter=AlarmEmitter(transport),
ledger_skip_store=skip_store,
)
from uuid import uuid4
from trex_core.domain.slot.models import Slot
anon = Slot(slot_id=uuid4(), status=SlotState.INACTIVE)
repo.add_slot(anon)
svc.transit_slot(
anon.slot_id,
SlotState.INACTIVE,
SlotState.PENDING_BUY,
reason="buy",
actor="test",
symbol="005930",
portfolio_id=None,
)
result = execution.run_once()
assert result.ledger_skipped == 1
assert outbox.all_items() == []
assert len(skip_store.records) == 1
record = skip_store.records[0]
assert record.skip_reason == "missing_portfolio_id"
assert record.order_venue == "KRX"
alarms = transport.alarm_events()
assert len(alarms) == 1
_, payload = alarms[0]
assert payload["code"] == "ledger_skip_unresolved"
assert payload["fields"]["skip_reason"] == "missing_portfolio_id"
def test_missing_execution_id_persists_skip_record() -> None:
transport = InMemoryTransport()
skip_store = _SkipStore()
repo, _, intents, execution, outbox, _ = _wire(
MissingExecutionIdBroker(),
alarm_emitter=AlarmEmitter(transport),
ledger_skip_store=skip_store,
)
sid = _buy(intents, iid="missing-execution-id").slot_id
assert sid is not None
result = execution.run_once()
assert result.ledger_skipped == 1
assert result.ledger_enqueued == 0
assert repo.fetch_slot(sid).status is SlotState.HOLDING
assert outbox.all_items() == []
assert len(skip_store.records) == 1
record = skip_store.records[0]
assert record.skip_reason == "missing_execution_id"
assert record.portfolio_id == "PF-1"
assert record.execution_id is None
def test_skip_resolves_only_after_writer_completes_delivery() -> None:
transport = InMemoryTransport()
skip_store = _SkipStore()
ledger = InMemoryLedger()
_repo, _, intents, execution, outbox, writer = _wire(
PaperBroker(fill_after_polls=0),
ledger=ledger,
alarm_emitter=AlarmEmitter(transport),
ledger_skip_store=skip_store,
)
sid = _buy(intents, iid="delayed-skip-resolution").slot_id
record, _ = skip_store.record_skip(
instance_key="default",
slot_id=sid,
portfolio_id="PF-1",
symbol="005930",
order_id="PAPER-000001",
execution_id=None,
side="buy",
qty=10.0,
price=1000.0,
executed_at=datetime(2026, 8, 24, 0, 0, tzinfo=UTC),
order_venue="SOR",
execution_venue="unknown",
skip_reason="missing_execution_id",
)
result = execution.run_once()
assert result.ledger_enqueued == 1
assert outbox.all_items()
assert skip_store._by_key[record.skip_key].status == "unresolved"
assert transport.alarm_events() == []
stats = writer.run_once()
assert stats.completed == 1
resolved = skip_store._by_key[record.skip_key]
assert resolved.status == "resolved"
assert resolved.execution_id is not None
assert resolved.resolution_reason == "ledger_recorded"
assert [payload["code"] for _, payload in transport.alarm_events()] == ["ledger_skip_resolved"]
def test_ledger_skip_emits_warning(caplog):
"""dcy-011 / REQ-018 FR-4 (S-3): ledger skip is logged, not silent."""
import logging
ledger = InMemoryLedger()
repo, svc, _, execution, _, _ = _wire(
PaperBroker(fill_after_polls=0),
ledger=ledger,
)
from uuid import uuid4
from trex_core.domain.slot.models import Slot
anon = Slot(slot_id=uuid4(), status=SlotState.INACTIVE)
repo.add_slot(anon)
svc.transit_slot(anon.slot_id, SlotState.INACTIVE, SlotState.PENDING_BUY,
reason="buy", actor="test", symbol="005930", portfolio_id=None)
with caplog.at_level(logging.WARNING, logger="trex_core.application.execution"):
execution.run_once()
msgs = [r.getMessage() for r in caplog.records]
assert any("ledger skip" in m and "missing_portfolio_id" in m for m in msgs)
def test_duplicate_execution_id_results_in_zero_duplicate_in_ledger():
"""REQ-019 AC-1: same execution_id processed twice = 1 ledger entry."""
ledger = InMemoryLedger()
_, _, intents, execution, outbox, writer = _wire(
PaperBroker(fill_after_polls=0),
ledger=ledger,
)
_buy(intents)
execution.run_once()
writer.run_once()
assert ledger.count() == 1
# Same correlation_id arriving again (re-enqueue) is dedup'd at the outbox.
first = outbox.all_items()[0]
outbox.enqueue(first.trade)
assert len(outbox.all_items()) == 1
# And even if the writer somehow re-processes (simulated by a fresh outbox
# row for the same execution_id, e.g. after a manual replay), the ledger
# adapter dedup'd it server-side and the outcome is duplicate_completed.
replay_outbox = InMemoryLedgerOutbox(instance_key="test-instance")
replay_writer = LedgerWriter(replay_outbox, ledger)
replay_outbox.enqueue(first.trade)
stats = replay_writer.run_once()
assert stats.duplicates == 1 and stats.completed == 0
assert ledger.count() == 1 # no duplicate in the ledger
def test_retryable_failure_then_eventually_completes():
"""REQ-019 AC-2: retry until completed; slot transition unaffected.
dcy-015: retryable rows back off, so advance a shared clock past each
next_retry_at between writer passes.
"""
from datetime import datetime, timedelta
now = {"t": datetime(2026, 6, 4, tzinfo=UTC)}
ledger = InMemoryLedger(fail_n_then_succeed=2)
repo, _, intents, execution, outbox, writer = _wire(
PaperBroker(fill_after_polls=0), ledger=ledger, clock=lambda: now["t"],
)
sid = _buy(intents).slot_id
execution.run_once()
assert repo.fetch_slot(sid).status is SlotState.HOLDING # slot already transitioned
stats1 = writer.run_once()
assert stats1.retryable == 1 and stats1.completed == 0 and ledger.count() == 0
now["t"] += timedelta(seconds=600) # past backoff
stats2 = writer.run_once()
assert stats2.retryable == 1 and ledger.count() == 0
now["t"] += timedelta(seconds=600) # past backoff again
stats3 = writer.run_once()
assert stats3.completed == 1 and ledger.count() == 1
# outbox row terminal-completed
[item] = outbox.all_items()
assert item.status is WorkItemStatus.COMPLETED
assert item.last_outcome is OutboxOutcome.COMPLETED
def test_conflict_blocks_without_auto_retry():
"""REQ-019 AC-3: 409 conflict halts auto-retry."""
# The execution_id paper synthesizes is paper:{oid}:{qty}; first dispatched
# order id is PAPER-000001 / qty=10 => execution_id = paper:PAPER-000001:10.
conflict_id = "paper:PAPER-000001:10"
ledger = InMemoryLedger(conflict_executions={conflict_id})
_, _, intents, execution, outbox, writer = _wire(
PaperBroker(fill_after_polls=0),
ledger=ledger,
)
_buy(intents)
execution.run_once()
stats = writer.run_once()
assert stats.conflicts == 1
[item] = outbox.all_items()
assert item.status is WorkItemStatus.CONFLICT_BLOCKED
# second writer tick must NOT call the adapter again
stats2 = writer.run_once()
assert stats2.completed == 0 and stats2.retryable == 0
# ledger is still empty (conflict blocked; operator resolves)
assert ledger.count() == 0
def test_duplicate_completed_when_reprocessing_terminal_item():
"""REQ-019 AC-4: a completed item reports duplicate_completed if re-listed."""
ledger = InMemoryLedger()
_, _, intents, execution, outbox, writer = _wire(
PaperBroker(fill_after_polls=0),
ledger=ledger,
)
_buy(intents)
execution.run_once()
writer.run_once()
# Force a duplicate enqueue of the same trade — outbox keeps single row,
# ledger keeps single entry.
[item] = outbox.all_items()
outbox.enqueue(item.trade)
assert len(outbox.all_items()) == 1
# Writer sees no PENDING rows now; stats are all zero (terminal).
stats = writer.run_once()
assert stats.completed == 0 and stats.duplicates == 0 and stats.retryable == 0
assert ledger.count() == 1
def test_slot_transition_proceeds_when_ledger_is_down():
"""REQ-019 AC-5: portfolio-hub outage does not block the fill transition."""
ledger = InMemoryLedger(fail_n_then_succeed=100)
repo, _, intents, execution, outbox, writer = _wire(
PaperBroker(fill_after_polls=0),
ledger=ledger,
)
sid = _buy(intents).slot_id
execution.run_once()
assert repo.fetch_slot(sid).status is SlotState.HOLDING
writer.run_once() # all retries fail
assert ledger.count() == 0
[item] = outbox.all_items()
assert item.status is WorkItemStatus.PENDING # still waiting for retry