From 49a2f7881b1ea5401ba6db4abe10b80b85e1bcc8 Mon Sep 17 00:00:00 2001
From: host <host@test.local>
Date: Sat, 31 Oct 2026 09:49:21 +0000
Subject: [PATCH] =?UTF-8?q?coverage85-step4e-fix:=20misc=20=E4=B8=8D?=
 =?UTF-8?q?=E5=86=8D=20import=20stdlib=20queue=EF=BC=8C=E9=81=BF=E5=85=8D?=
 =?UTF-8?q?=E9=81=AE=E8=94=BD=20test=5Fqueue=5Fsandbox=20=E7=9A=84=20cloud?=
 =?UTF-8?q?/queue=20=E5=AF=BC=E5=85=A5?=
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---
 cloud/tests/test_coverage85_misc.py | 25 +++++++++++++++++++++++--
 1 file changed, 23 insertions(+), 2 deletions(-)

diff --git a/cloud/tests/test_coverage85_misc.py b/cloud/tests/test_coverage85_misc.py
index 1d2c08c..3ed4078 100644
--- a/cloud/tests/test_coverage85_misc.py
+++ b/cloud/tests/test_coverage85_misc.py
@@ -9,7 +9,6 @@ playwright 对象），ensure_* 只写临时 codex_home，绝不启动
 
 import json
 import os
-import queue
 import sqlite3
 import tempfile
 import time
@@ -437,6 +436,28 @@ class AutoscalerProcTest(unittest.TestCase):
 
 # ---------------------------------------------------------- playwright
 
+class _SimpleQueue:
+    """queue.Queue 的最小替身（只给 screencast sink 用）。
+
+    刻意不用 stdlib queue：cloud/tests/test_queue_sandbox.py
+    靠 cloud/queue.py 遮蔽 stdlib queue（它把 cloud/ 插进
+    sys.path 再 from queue import）；discover 按字母顺序先
+    导入本文件时若已缓存 stdlib queue，那个模块就 ImportError。
+    本步实测：import queue 一行导致 cloud 套件 47 项未跑。
+    """
+
+    def __init__(self):
+        self._items = []
+
+    def put(self, item):
+        self._items.append(item)
+
+    def get_nowait(self):
+        if not self._items:
+            raise RuntimeError("empty")
+        return self._items.pop(0)
+
+
 class _FakeMouse:
     def __init__(self):
         self.moves = []
@@ -695,7 +716,7 @@ class PlaywrightBrowserTest(unittest.TestCase):
     def test_screencast_sink_and_pump(self):
         b = self._browser()
         self.assertEqual(b.pump_screencast(), "")
-        sink = queue.Queue()
+        sink = _SimpleQueue()
         b.set_frame_sink(sink)
         b.navigate("https://example.com")
         # navigate 后 sink 已接上 CDP（_start_screencast 在