From c58a9cc6f2aef5d95b05f2534f04c6472fc0fe9a Mon Sep 17 00:00:00 2001
From: Aguwa Blessing <150056008+blessingbytes@users.noreply.github.com>
Date: Fri, 29 Nov 2024 11:34:08 +0000
Subject: [PATCH] add test

---
 src/tests/utils.rs | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/tests/utils.rs b/src/tests/utils.rs
index 2ad1b03..e0f7cd9 100644
--- a/src/tests/utils.rs
+++ b/src/tests/utils.rs
@@ -107,4 +107,14 @@ mod to_u256 {
         
         assert_eq!(result, BigInteger256::from_bits_be(&[false; 32][..]));
     }
+
+    #[test]
+    fn test_to_u256_zero_value() {
+        let low = "0x0000000000000000";
+        let high = "0x0000000000000000";
+
+        let result = to_u256(low, high);
+        
+        assert_eq!(result, BigInteger256::from_bits_be(&[false; 32][..]));
+    }
 }