Harden transport and decode paths

tests/integration/test_live_client.py

@@ -0,0 +1,36 @@
+"""真实通达信服务器 smoke test。
+
+默认跳过；设置 XMTDX_LIVE=1 后执行。
+"""
+
+from __future__ import annotations
+
+import asyncio
+import os
+
+import pytest
+
+from xmtdx import AsyncTdxClient, Market, TdxClient
+
+_LIVE_ENABLED = os.getenv("XMTDX_LIVE") == "1"
+_LIVE_HOST = os.getenv("XMTDX_HOST", "180.153.18.170")
+
+pytestmark = pytest.mark.skipif(
+    not _LIVE_ENABLED,
+    reason="set XMTDX_LIVE=1 to run live integration tests",
+)
+
+
+def test_sync_live_smoke() -> None:
+    with TdxClient(_LIVE_HOST, timeout=5.0) as client:
+        assert client.get_security_count(Market.SH) > 0
+        assert client.get_security_count(Market.SZ) > 0
+
+
+def test_async_live_smoke() -> None:
+    async def main() -> None:
+        async with AsyncTdxClient(_LIVE_HOST, timeout=5.0) as client:
+            assert await client.get_security_count(Market.SH) > 0
+            assert await client.get_security_count(Market.SZ) > 0
+
+    asyncio.run(main())