From cf529f2c8fdacb921de2be379fb748c4d8211c30 Mon Sep 17 00:00:00 2001
From: iomgaa <iomgaaycz@gmail.com>
Date: Sat, 11 Jul 2026 08:33:36 -0400
Subject: [PATCH] test(agent): add docstring to empty-content boundary test

---
 tests/unit/test_agent_loop.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/tests/unit/test_agent_loop.py b/tests/unit/test_agent_loop.py
index 3d9ae7a..343914b 100644
--- a/tests/unit/test_agent_loop.py
+++ b/tests/unit/test_agent_loop.py
@@ -303,4 +303,5 @@ class TestParseNormalization:
         assert self._parse(content) is None
 
     def test_empty_content_still_rejected(self) -> None:
+        """空 content 照旧拒绝，归一化不改变该边界。"""
         assert self._parse("") is None