feat(market-data): 迁移 Tushare 同步到 PostgreSQL

2026-08-05 17:57:32 +08:00
parent e69bcbe821
commit d7d5ed8979
34 changed files with 3230 additions and 3 deletions
@@ -0,0 +1,46 @@
+from datetime import date
+from decimal import Decimal
+from pathlib import Path
+
+import pytest
+
+from zhixing_server.modules.market_data.domain.models import Bar, DailyBasic
+from zhixing_server.modules.market_data.infrastructure.csv_snapshot import CsvSnapshotStore
+
+
+def make_bar(trade_date: date, close: str = "10") -> Bar:
+    return Bar(
+        ts_code="000001.SZ",
+        trade_date=trade_date,
+        close=Decimal(close),
+    )
+
+
+def make_basic(trade_date: date) -> DailyBasic:
+    return DailyBasic(
+        ts_code="000001.SZ",
+        trade_date=trade_date,
+        close=Decimal("10"),
+        total_mv=Decimal("100000"),
+    )
+
+
+def test_bar_snapshot_is_atomic_and_failed_publish_preserves_old_file(tmp_path: Path) -> None:
+    store = CsvSnapshotStore(tmp_path)
+    original = (make_bar(date(2024, 1, 2)),)
+    staged = store.stage_bars("000001.SZ", original)
+    store.publish(staged)
+
+    replacement = store.stage_bars("000001.SZ", (make_bar(date(2024, 1, 2), "11"),))
+    store.discard(replacement)
+
+    assert store.read_bars("000001.SZ") == original
+    assert not replacement.temporary_path.exists()
+
+
+def test_daily_basic_snapshot_rejects_duplicate_codes(tmp_path: Path) -> None:
+    store = CsvSnapshotStore(tmp_path)
+    target = date(2024, 1, 2)
+
+    with pytest.raises(ValueError, match="duplicate"):
+        store.stage_daily_basic(target, (make_basic(target), make_basic(target)))
@@ -0,0 +1,73 @@
+from datetime import date
+from decimal import Decimal
+
+from zhixing_server.modules.market_data.domain.fingerprint import (
+    SnapshotChange,
+    compare_snapshots,
+    snapshot_fingerprint,
+)
+from zhixing_server.modules.market_data.domain.models import Bar, Stock, SyncWindow
+from zhixing_server.modules.market_data.domain.rules import filter_current_hs_a_stocks
+
+
+def make_bar(trade_date: date, close: str = "10") -> Bar:
+    return Bar(
+        ts_code="000001.SZ",
+        trade_date=trade_date,
+        open=Decimal("9"),
+        high=Decimal(close),
+        low=Decimal("8"),
+        close=Decimal(close),
+        pre_close=Decimal("9"),
+        change=Decimal("1"),
+        pct_chg=Decimal("11.11"),
+        vol=Decimal("100"),
+        amount=Decimal("1000"),
+    )
+
+
+def test_window_uses_inclusive_calendar_boundary() -> None:
+    window = SyncWindow.from_target(date(2024, 2, 29))
+
+    assert window.start == date(2018, 2, 28)
+    assert window.end == date(2024, 2, 29)
+    assert window.contains(date(2018, 2, 28))
+
+
+def test_universe_keeps_current_non_st_hs_a_stocks() -> None:
+    stocks = (
+        Stock("000001.SZ", "平安银行", exchange="SZSE", list_status="L"),
+        Stock("600000.SH", "浦发银行", exchange="SSE", list_status="L"),
+        Stock("300001.SZ", "特锐德", exchange="SZSE", list_status="L"),
+        Stock("600001.SH", "*ST风险", exchange="SSE", list_status="L"),
+        Stock("830001.BJ", "北交所", exchange="BSE", list_status="L"),
+    )
+
+    assert [stock.ts_code for stock in filter_current_hs_a_stocks(stocks)] == [
+        "000001.SZ",
+        "300001.SZ",
+        "600000.SH",
+    ]
+
+
+def test_fingerprint_is_order_independent_and_excludes_runtime_metadata() -> None:
+    rows = (make_bar(date(2024, 1, 2)), make_bar(date(2024, 1, 3)))
+
+    assert snapshot_fingerprint(rows) == snapshot_fingerprint(tuple(reversed(rows)))
+    assert compare_snapshots(rows, rows).change is SnapshotChange.UNCHANGED
+    assert (
+        compare_snapshots(rows, (*rows, make_bar(date(2024, 1, 4)))).change
+        is SnapshotChange.NEW_DATES
+    )
+
+
+def test_fingerprint_detects_repairs_missing_rows_and_earlier_rows() -> None:
+    old = (make_bar(date(2024, 1, 2)), make_bar(date(2024, 1, 3)))
+
+    changed = (make_bar(date(2024, 1, 2), close="11"), make_bar(date(2024, 1, 3)))
+    missing = (make_bar(date(2024, 1, 2)),)
+    earlier = (make_bar(date(2024, 1, 1)), *old)
+
+    assert compare_snapshots(old, changed).change is SnapshotChange.CHANGED
+    assert compare_snapshots(old, missing).change is SnapshotChange.CHANGED
+    assert compare_snapshots(old, earlier).change is SnapshotChange.CHANGED
@@ -0,0 +1,165 @@
+from collections.abc import Generator, Iterable, Sequence
+from contextlib import contextmanager
+from datetime import date
+from decimal import Decimal
+from pathlib import Path
+
+from zhixing_server.modules.market_data.application.sync import (
+    SyncMarketData,
+    SyncMarketDataCommand,
+)
+from zhixing_server.modules.market_data.domain.models import Bar, DailyBasic, Stock, SyncWindow
+from zhixing_server.modules.market_data.domain.ports import WriteResult
+from zhixing_server.modules.market_data.infrastructure.csv_snapshot import CsvSnapshotStore
+
+
+class FakeSource:
+    def __init__(self, target: date) -> None:
+        self.target = target
+        self.stock = Stock("000001.SZ", "平安银行", exchange="SZSE", list_status="L")
+
+    def fetch_stocks(self) -> Sequence[Stock]:
+        return (self.stock,)
+
+    def fetch_open_dates(self, start: date, end: date) -> Sequence[date]:
+        return (self.target,) if start <= self.target <= end else ()
+
+    def fetch_bars(self, ts_code: str, window: SyncWindow) -> Sequence[Bar]:
+        return (Bar(ts_code, self.target, close=Decimal("10")),)
+
+    def fetch_daily_basic(self, trade_date: date) -> Sequence[DailyBasic]:
+        return (DailyBasic("000001.SZ", trade_date, close=Decimal("10")),)
+
+
+class InMemoryRepository:
+    def __init__(self) -> None:
+        self.bars: dict[tuple[str, date], Bar] = {}
+        self.daily_basic: dict[tuple[str, date], DailyBasic] = {}
+        self.batch_status: str | None = None
+        self.batch_counter = 0
+
+    @contextmanager
+    def advisory_lock(self, key: int) -> Generator[bool, None, None]:
+        yield True
+
+    def upsert_stocks(self, rows: Iterable[Stock]) -> WriteResult:
+        records = tuple(rows)
+        return WriteResult(inserted=len(records))
+
+    def upsert_bars(
+        self,
+        rows: Iterable[Bar],
+        window: SyncWindow,
+        *,
+        full_snapshot: bool,
+    ) -> WriteResult:
+        records = tuple(rows)
+        inserted = 0
+        updated = 0
+        unchanged = 0
+        code = records[0].ts_code
+        if full_snapshot:
+            for key in tuple(self.bars):
+                if (
+                    key[0] == code
+                    and window.contains(key[1])
+                    and key[1] not in {row.trade_date for row in records}
+                ):
+                    del self.bars[key]
+        for row in records:
+            key = (row.ts_code, row.trade_date)
+            previous = self.bars.get(key)
+            if previous is None:
+                inserted += 1
+            elif previous == row:
+                unchanged += 1
+            else:
+                updated += 1
+            self.bars[key] = row
+        return WriteResult(inserted=inserted, updated=updated, unchanged=unchanged)
+
+    def upsert_daily_basic(self, rows: Iterable[DailyBasic], window: SyncWindow) -> WriteResult:
+        inserted = 0
+        updated = 0
+        unchanged = 0
+        for row in rows:
+            key = (row.ts_code, row.trade_date)
+            previous = self.daily_basic.get(key)
+            if previous is None:
+                inserted += 1
+            elif previous == row:
+                unchanged += 1
+            else:
+                updated += 1
+            self.daily_basic[key] = row
+        return WriteResult(inserted=inserted, updated=updated, unchanged=unchanged)
+
+    def purge_before(self, window: SyncWindow) -> None:
+        self.bars = {key: row for key, row in self.bars.items() if key[1] >= window.start}
+        self.daily_basic = {
+            key: row for key, row in self.daily_basic.items() if key[1] >= window.start
+        }
+
+    def has_bar(self, ts_code: str, trade_date: date) -> bool:
+        return (ts_code, trade_date) in self.bars
+
+    def has_daily_basic(self, ts_code: str, trade_date: date) -> bool:
+        return (ts_code, trade_date) in self.daily_basic
+
+    def create_batch(
+        self,
+        target_trade_date: date,
+        window: SyncWindow,
+        mode: str,
+        parent_batch_id: str | None,
+        target_count: int,
+    ) -> str:
+        self.batch_counter += 1
+        return f"batch-{self.batch_counter}"
+
+    def record_batch(
+        self,
+        batch_id: str,
+        status: str,
+        valid_count: int,
+        coverage: Decimal,
+        strategy_eligible: bool,
+    ) -> None:
+        self.batch_status = status
+
+    def record_item(
+        self,
+        batch_id: str,
+        item_kind: str,
+        item_key: str,
+        status: str,
+        result: WriteResult,
+        fingerprint: str | None = None,
+        error_type: str | None = None,
+        error_message: str | None = None,
+    ) -> None:
+        return None
+
+    def failed_items(self, parent_batch_id: str) -> tuple[tuple[str, str], ...]:
+        return ()
+
+
+def test_sync_is_idempotent_and_reports_coverage(tmp_path: Path) -> None:
+    target = date(2024, 1, 2)
+    repository = InMemoryRepository()
+    use_case = SyncMarketData(
+        FakeSource(target),
+        CsvSnapshotStore(tmp_path),
+        repository,
+        today=target,
+    )
+
+    first = use_case.execute(SyncMarketDataCommand(target_trade_date=target))
+    second = use_case.execute(SyncMarketDataCommand(target_trade_date=target))
+
+    assert first.status == "success"
+    assert first.coverage == Decimal("1")
+    assert first.strategy_eligible
+    assert second.status == "success"
+    assert second.inserted_count == 1
+    assert second.unchanged_count >= 2