From aa471e7d4f749baa63f1d16df6f0c9da725780f4 Mon Sep 17 00:00:00 2001
From: Muhammad Altabba <24407834+Muhammad-Altabba@users.noreply.github.com>
Date: Tue, 24 Sep 2024 16:07:09 +0200
Subject: [PATCH] fix padRight validation failure on large uint (#7265)

* fix padRight validation failure on large uint

* update CHANGELOG.md
---
 packages/web3-utils/CHANGELOG.md                         | 4 ++++
 packages/web3-utils/src/string_manipulation.ts           | 6 +++---
 packages/web3-utils/test/fixtures/string_manipulation.ts | 8 ++++++++
 3 files changed, 15 insertions(+), 3 deletions(-)

diff --git a/packages/web3-utils/CHANGELOG.md b/packages/web3-utils/CHANGELOG.md
index 8f25c4c6b20..45439db666e 100644
--- a/packages/web3-utils/CHANGELOG.md
+++ b/packages/web3-utils/CHANGELOG.md
@@ -235,3 +235,7 @@ Documentation:
 -   `_sendPendingRequests` will catch unhandled errors from `_sendToSocket` (#6968)
 
 ## [Unreleased]
+
+### Fixed
+
+-   fix `padRight` validation failure on large `uint` (#7265)
diff --git a/packages/web3-utils/src/string_manipulation.ts b/packages/web3-utils/src/string_manipulation.ts
index 88a0a9a5534..37e82b04b3a 100644
--- a/packages/web3-utils/src/string_manipulation.ts
+++ b/packages/web3-utils/src/string_manipulation.ts
@@ -75,11 +75,11 @@ export const padRight = (value: Numbers, characterAmount: number, sign = '0'): s
 		return value.padEnd(characterAmount, sign);
 	}
 
-	validator.validate(['int'], [value]);
-
 	const hexString = typeof value === 'string' && isHexStrict(value) ? value : numberToHex(value);
-
 	const prefixLength = hexString.startsWith('-') ? 3 : 2;
+
+	validator.validate([hexString.startsWith('-') ? 'int' : 'uint'], [value]);
+
 	return hexString.padEnd(characterAmount + prefixLength, sign);
 };
 
diff --git a/packages/web3-utils/test/fixtures/string_manipulation.ts b/packages/web3-utils/test/fixtures/string_manipulation.ts
index dde49247677..77cbdfac8e9 100644
--- a/packages/web3-utils/test/fixtures/string_manipulation.ts
+++ b/packages/web3-utils/test/fixtures/string_manipulation.ts
@@ -56,6 +56,14 @@ export const padRightData: [[Numbers, number, string], HexString][] = [
 	[[BigInt(10000), 8, '0'], '0x27100000'],
 	[[BigInt(-14), 8, '0'], '-0xe0000000'],
 	[['15.5', 8, '0'], '15.50000'],
+	[
+		['0x05e2e7de3cd95eb48fa9ff77e7860cf249fe05f726abea45a0a44e62b4bf52b2', 64, '0'],
+		'0x05e2e7de3cd95eb48fa9ff77e7860cf249fe05f726abea45a0a44e62b4bf52b2',
+	],
+	[
+		['0xb5e2e7de3cd95eb48fa9ff77e7860cf249fe05f726abea45a0a44e62b4bf52b2', 64, '0'],
+		'0xb5e2e7de3cd95eb48fa9ff77e7860cf249fe05f726abea45a0a44e62b4bf52b2',
+	],
 ];
 
 export const toTwosComplementData: [[Numbers, number | undefined], HexString][] = [