fix(HEL-482): 开盘前分时回退最近交易日,并接通中枢失败回旧通道

Co-authored-by: Cursor <cursoragent@cursor.com>
Co-authored-by: multica-agent <github@multica.ai>
This commit is contained in:
总工
2026-09-08 09:44:00 +08:00
co-authored by Cursor multica-agent
parent 605f97e5df
commit 3d2c1252f1
8 changed files with 491 additions and 40 deletions
+131 -1
View File
@@ -2,7 +2,8 @@ from __future__ import annotations
import unittest
from backend.features.market.charts import ChartDataError, EastmoneyChartClient
from backend.data.providers.ifind_client import IfindHttpClient
from backend.features.market.charts import ChartDataError, EastmoneyChartClient, HIS_TRENDS_URL, MarketChartClient, TRENDS_URL
from server import DashboardService
@@ -72,6 +73,135 @@ class ChartDataProviderTests(unittest.TestCase):
self.client.stock_intraday("abc")
class LookbackChartClient(EastmoneyChartClient):
def __init__(self) -> None:
super().__init__(cache_ttl_seconds=20)
self.requests: list[tuple[str, dict[str, str]]] = []
def _request_json(self, url, params, referer):
self.requests.append((url, params))
if url == TRENDS_URL and params.get("ndays") == "1":
return {"data": {"code": "601318", "name": "中国平安", "preClose": 56.0, "trends": []}}
if url == TRENDS_URL and params.get("ndays") == "5":
return {"data": {"code": "601318", "name": "中国平安", "preClose": 56.0, "trends": []}}
if url == HIS_TRENDS_URL:
return {
"data": {
"code": "601318",
"name": "中国平安",
"preClose": 55.8,
"trends": [
"2026-09-07 09:30,55.80,55.90,56.00,55.70,100,5580.00,55.900",
"2026-09-07 15:00,56.10,56.20,56.30,56.00,200,11240.00,56.150",
"2026-09-08 09:30,0,0,0,0,0,0.00,0",
],
}
}
raise ChartDataError("unexpected url")
class ChartLookbackTests(unittest.TestCase):
def setUp(self) -> None:
EastmoneyChartClient._cache.clear()
self.client = LookbackChartClient()
def test_empty_today_falls_back_to_latest_available_session(self):
payload = self.client.stock_intraday("601318")
urls = [url for url, _ in self.client.requests]
self.assertEqual(urls[0], TRENDS_URL)
self.assertEqual(self.client.requests[0][1]["ndays"], "1")
self.assertEqual(urls[1], TRENDS_URL)
self.assertEqual(self.client.requests[1][1]["ndays"], "5")
self.assertEqual(urls[2], HIS_TRENDS_URL)
self.assertEqual(payload["trade_date"], "2026-09-07")
self.assertEqual([point["time"] for point in payload["points"]], ["09:30", "15:00"])
self.assertEqual(payload["points"][0]["close"], 55.9)
def test_delay_multiday_can_recover_without_his(self):
class DelayFive(EastmoneyChartClient):
def __init__(self):
super().__init__(cache_ttl_seconds=20)
self.requests = []
def _request_json(self, url, params, referer):
self.requests.append((url, params))
if params.get("ndays") == "1":
return {"data": {"code": "000001", "name": "平安银行", "preClose": 11.7, "trends": []}}
return {
"data": {
"code": "000001",
"name": "平安银行",
"preClose": 11.5,
"trends": [
"2026-09-07 09:30,11.50,11.60,11.70,11.40,100,1160.00,11.600",
"2026-09-07 15:00,11.70,11.80,11.90,11.60,200,2360.00,11.750",
],
}
}
EastmoneyChartClient._cache.clear()
client = DelayFive()
payload = client.stock_intraday("000001")
self.assertEqual(payload["trade_date"], "2026-09-07")
self.assertEqual(len(payload["points"]), 2)
self.assertEqual([url for url, _ in client.requests], [TRENDS_URL, TRENDS_URL])
def test_sh_sz_cyb_codes_use_correct_secid(self):
for code, secid in (("601318", "1.601318"), ("000001", "0.000001"), ("300750", "0.300750")):
EastmoneyChartClient._cache.clear()
client = LookbackChartClient()
client.stock_intraday(code)
self.assertEqual(client.requests[0][1]["secid"], secid)
class FakeHub:
def __init__(self, chart=None, error=None):
self.chart = chart
self.error = error
self.calls: list[str] = []
def try_intraday(self, code):
self.calls.append(code)
if self.error:
raise self.error
return self.chart
class DatahubChartFallbackTests(unittest.TestCase):
def setUp(self) -> None:
EastmoneyChartClient._cache.clear()
def test_datahub_success_skips_old_channel(self):
hub = FakeHub(
{
"entity_type": "stock",
"identifier": "601318",
"name": "中国平安",
"code": "601318",
"trade_date": "2026-09-08",
"previous_close": 56.36,
"points": [{"date": "2026-09-08", "time": "09:30", "close": 56.5, "average": 56.4}],
"source": "datahub",
}
)
fallback = LookbackChartClient()
client = MarketChartClient(IfindHttpClient(), fallback, hub)
payload = client.stock_intraday("601318")
self.assertEqual(payload["source"], "datahub")
self.assertEqual(hub.calls, ["601318"])
self.assertEqual(fallback.requests, [])
def test_datahub_timeout_or_empty_falls_back_to_eastmoney(self):
fallback = LookbackChartClient()
for hub in (FakeHub(chart=None), FakeHub(error=RuntimeError("timeout"))):
EastmoneyChartClient._cache.clear()
client = MarketChartClient(IfindHttpClient(), fallback, hub)
payload = client.stock_intraday("000001")
self.assertEqual(payload["trade_date"], "2026-09-07")
self.assertGreaterEqual(len(payload["points"]), 1)
self.assertTrue(fallback.requests)
class ChartServiceStub:
@staticmethod
def _payload(code: str, name: str):