初始提交：飞球 ETL 系统全量代码

tests/unit/test_config.py

@@ -0,0 +1,24 @@
+# -*- coding: utf-8 -*-
+"""配置管理测试"""
+import pytest
+from config.settings import AppConfig
+from config.defaults import DEFAULTS
+
+def test_config_load():
+    """测试配置加载"""
+    config = AppConfig.load({"app": {"store_id": 1}})
+    assert config.get("app.timezone") == DEFAULTS["app"]["timezone"]
+
+def test_config_override():
+    """测试配置覆盖"""
+    overrides = {
+        "app": {"store_id": 12345}
+    }
+    config = AppConfig.load(overrides)
+    assert config.get("app.store_id") == 12345
+
+def test_config_get_nested():
+    """测试嵌套配置获取"""
+    config = AppConfig.load({"app": {"store_id": 1}})
+    assert config.get("db.batch_size") == 1000
+    assert config.get("nonexistent.key", "default") == "default"