From a7b1067ebbd4cc2d06d6c38dce7690261940f13a Mon Sep 17 00:00:00 2001
From: ZhouXY108 <luquanlion@outlook.com>
Date: Wed, 20 Aug 2025 17:02:04 +0800
Subject: [PATCH] =?UTF-8?q?test:=20=E5=AE=8C=E5=96=84=20`Numbers#sum(BigIn?=
 =?UTF-8?q?teger...)`=20=E7=9A=84=E5=8D=95=E5=85=83=E6=B5=8B=E8=AF=95?=
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---
 .../xyz/zhouxy/plusone/commons/util/NumbersTests.java    | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/plusone-commons/src/test/java/xyz/zhouxy/plusone/commons/util/NumbersTests.java b/plusone-commons/src/test/java/xyz/zhouxy/plusone/commons/util/NumbersTests.java
index 453daab..a56592a 100644
--- a/plusone-commons/src/test/java/xyz/zhouxy/plusone/commons/util/NumbersTests.java
+++ b/plusone-commons/src/test/java/xyz/zhouxy/plusone/commons/util/NumbersTests.java
@@ -69,9 +69,16 @@ class NumbersTests {
 
     @Test
     public void sum_BigIntegerArray_ReturnsCorrectSum() {
-        BigInteger[] numbers = {new BigInteger("1"), new BigInteger("2"), new BigInteger("3")};
+        BigInteger[] numbers = {
+            new BigInteger("1"),
+            new BigInteger("2"),
+            null,
+            new BigInteger("3")
+        };
         BigInteger result = Numbers.sum(numbers);
         assertEquals(new BigInteger("6"), result);
+
+        assertEquals(BigInteger.ZERO, Numbers.sum(new BigInteger[0]));
     }
 
     @Test