From 02e346b3c6487e51b6ff4364aa7ac1f7f81be8ef Mon Sep 17 00:00:00 2001
From: offsoc <139764790+offsoc@users.noreply.github.com>
Date: Sat, 11 Jan 2025 23:58:28 +0800
Subject: [PATCH] Fix code scanning alert no. 9: Implicit narrowing conversion
 in compound assignment

Co-authored-by: Copilot Autofix powered by AI <62310815+github-advanced-security[bot]@users.noreply.github.com>
---
 .../whispersystems/textsecuregcm/backup/BackupManagerTest.java  | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/service/src/test/java/org/whispersystems/textsecuregcm/backup/BackupManagerTest.java b/service/src/test/java/org/whispersystems/textsecuregcm/backup/BackupManagerTest.java
index f5a510a50..dd0f6403a 100644
--- a/service/src/test/java/org/whispersystems/textsecuregcm/backup/BackupManagerTest.java
+++ b/service/src/test/java/org/whispersystems/textsecuregcm/backup/BackupManagerTest.java
@@ -383,7 +383,7 @@ public void signatureValidation() throws VerificationFailedException {
 
     // an invalid signature
     final byte[] wrongSignature = Arrays.copyOf(signature, signature.length);
-    wrongSignature[1] += 1;
+    wrongSignature[1] = (byte) (wrongSignature[1] + 1);
 
     // shouldn't be able to set a public key with an invalid signature
     assertThatExceptionOfType(StatusRuntimeException.class)