"""领域实体测试：字段约束与「防未来函数」可见性判断。"""

from __future__ import annotations

from datetime import date
from decimal import Decimal

import pytest
from app.domain.entities.market import (
    DailyBar,
    FinancialIndicator,
    Stock,
    SyncLog,
)
from pydantic import ValidationError


class TestStock:
    def test_symbol_pattern_enforced(self) -> None:
        Stock(symbol="600519.SH", name="贵州茅台", list_date=date(2001, 8, 27))
        with pytest.raises(ValidationError):
            Stock(symbol="600519", name="x", list_date=date(2001, 1, 1))
        with pytest.raises(ValidationError):
            Stock(symbol="sh600519", name="x", list_date=date(2001, 1, 1))


class TestDailyBar:
    def test_is_complete(self) -> None:
        bar = DailyBar(
            symbol="600519.SH",
            trade_date=date(2024, 1, 2),
            open=Decimal("100"),
            high=Decimal("101"),
            low=Decimal("99"),
            close=Decimal("100.5"),
            volume=Decimal("10000"),
            amount=Decimal("1000000"),
        )
        assert bar.is_complete
        assert not DailyBar(symbol="600519.SH", trade_date=date(2024, 1, 2)).is_complete


class TestFinancialIndicator:
    def _fin(self, announce: date) -> FinancialIndicator:
        return FinancialIndicator(
            symbol="600519.SH",
            report_date=date(2024, 6, 30),
            announce_date=announce,
            eps=Decimal("1.2"),
        )

    def test_announced_by_after_announce(self) -> None:
        fin = self._fin(date(2024, 8, 31))
        # 公告日当天已可见；公告前不可见
        assert fin.announced_by(date(2024, 8, 31))
        assert not fin.announced_by(date(2024, 8, 30))
        assert not fin.announced_by(date(2024, 6, 30))  # 报告期不代表公开


class TestSyncLog:
    def test_defaults(self) -> None:
        log = SyncLog(source="tushare", api="daily", success=True, row_count=5)
        assert log.request_time is not None
        assert log.data_start is None