更新bug

app/tests/test_api_client.py

@@ -3,7 +3,10 @@
 from __future__ import annotations
 
 import json
+from concurrent.futures import ThreadPoolExecutor
 from pathlib import Path
+from threading import Barrier, get_ident
+from typing import Any
 
 import httpx
 import pytest
@@ -17,6 +20,7 @@ from doctor_workstation.core.errors import (
     OpenPageRequiredError,
     WorkWechatBindingRequiredError,
 )
+from doctor_workstation.services import api_client as api_client_module
 from doctor_workstation.services.api_client import ApiClient
 from doctor_workstation.services.token_store import TokenStore
 
@@ -48,6 +52,41 @@ def test_get_normalises_adminapi_and_sends_contract_headers() -> None:
     )
 
 
+def test_default_client_allows_parallel_requests_with_independent_transports(
+    monkeypatch: pytest.MonkeyPatch,
+) -> None:
+    """Production workers must not queue behind one process-wide HTTP lock."""
+
+    rendezvous = Barrier(2, timeout=2)
+    created: list[Any] = []
+    request_threads: set[int] = set()
+
+    class PooledClient:
+        def __init__(self, **_options: Any) -> None:
+            self.closed = False
+            created.append(self)
+
+        def request(self, _method: str, url: str, **_options: Any) -> httpx.Response:
+            request_threads.add(get_ident())
+            rendezvous.wait()
+            return httpx.Response(200, json={"code": 1, "data": url.rsplit("/", 1)[-1]})
+
+        def close(self) -> None:
+            self.closed = True
+
+    monkeypatch.setattr(api_client_module.httpx, "Client", PooledClient)
+    client = ApiClient("https://example.test", max_retries=0)
+    with ThreadPoolExecutor(max_workers=2) as executor:
+        first = executor.submit(client.get, "patient/first")
+        second = executor.submit(client.get, "patient/second")
+        assert {first.result(timeout=3), second.result(timeout=3)} == {"first", "second"}
+    client.close()
+
+    assert len(created) == 2
+    assert len(request_threads) == 2
+    assert all(item.closed for item in created)
+
+
 def test_post_uses_json_and_never_retries_timeout() -> None:
     """Writes use JSON and a timeout never causes an automatic duplicate POST."""