chore: update gitignore; feat: 新增customer_agent业务模块与api路由

tests/test_intent.py

@@ -0,0 +1,34 @@
+import unittest
+from unittest.mock import AsyncMock
+
+from rag.intent import Intent, intent_recognize
+
+
+class IntentTests(unittest.IsolatedAsyncioTestCase):
+    async def test_returns_a_declared_intent_enum(self):
+        llm = AsyncMock()
+        llm.chat.return_value = "knowledge_qa"
+
+        result = await intent_recognize("基金是什么", llm_client=llm)
+
+        self.assertIs(result, Intent.KNOWLEDGE_QA)
+
+    async def test_invalid_llm_output_returns_no_match(self):
+        llm = AsyncMock()
+        llm.chat.return_value = "made_up_intent"
+
+        result = await intent_recognize("随便聊聊", llm_client=llm)
+
+        self.assertIs(result, Intent.NO_MATCH)
+
+    async def test_llm_failure_returns_no_match_for_handoff(self):
+        llm = AsyncMock()
+        llm.chat.side_effect = RuntimeError("LLM down")
+
+        result = await intent_recognize("我要投诉", llm_client=llm)
+
+        self.assertIs(result, Intent.NO_MATCH)
+
+
+if __name__ == "__main__":
+    unittest.main()