From cf89eaced8b19b1ebfe638c7e491968dc3b0d536 Mon Sep 17 00:00:00 2001
From: yangyl <940115888@qq.com>
Date: Thu, 26 Feb 2026 20:29:54 +0800
Subject: [PATCH] Add main method for testing

---
 demo.py | 21 ++++++++++++++++++++-
 1 file changed, 20 insertions(+), 1 deletion(-)

diff --git a/demo.py b/demo.py
index e15aa04..76474cd 100644
--- a/demo.py
+++ b/demo.py
@@ -9,4 +9,23 @@ def add(a, b):
     Returns:
         两个数字的和
     """
-    return a + b
\ No newline at end of file
+    return a + b
+
+if __name__ == "__main__":
+    """测试add函数的功能"""
+    # 测试整数相加
+    print("测试整数相加:")
+    print(f"1 + 2 = {add(1, 2)}")
+    print(f"100 + 200 = {add(100, 200)}")
+    
+    # 测试浮点数相加
+    print("\n测试浮点数相加:")
+    print(f"1.5 + 2.5 = {add(1.5, 2.5)}")
+    print(f"0.1 + 0.2 = {add(0.1, 0.2)}")
+    
+    # 测试负数相加
+    print("\n测试负数相加:")
+    print(f"-1 + (-2) = {add(-1, -2)}")
+    print(f"5 + (-3) = {add(5, -3)}")
+    
+    print("\n所有测试完成！")
\ No newline at end of file