持久化设备留言待收听状态并支持重启恢复

talkingq-url/tests/test_database_service_logging.py

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+import pytest
+
+from services import database_service_base
+from services.database_service_base import DatabaseServiceBase
+
+
+@pytest.mark.asyncio
+async def test_database_init_success_log_is_once_per_service(monkeypatch):
+    logs = []
+
+    async def fake_get_db_manager():
+        return object()
+
+    def fake_info(device_id, session_id, message):
+        logs.append((device_id, session_id, message))
+
+    DatabaseServiceBase._logged_initialized_services.clear()
+    monkeypatch.setattr(database_service_base, "get_db_manager", fake_get_db_manager)
+    monkeypatch.setattr(database_service_base.session_logger, "info", fake_info)
+
+    first = DatabaseServiceBase(service_name="binding_service")
+    second = DatabaseServiceBase(service_name="binding_service")
+
+    await first._init_database()
+    await second._init_database()
+
+    assert logs == [
+        (
+            "system",
+            "binding_service",
+            "binding_service数据库连接初始化成功",
+        )
+    ]
+
+
+def test_binding_service_singleton_is_used_by_router_and_mqtt_handler():
+    from banban.routers import bindings
+    from banban.service.binding import binding_service
+    from handlers import mqtt_handler
+
+    assert bindings.binding_service is binding_service
+    assert mqtt_handler.binding_service is binding_service