From 0585eccbca96450869f933beffcd5eab541a1d12 Mon Sep 17 00:00:00 2001
From: Nithishvelan M <mnithishvelan@gmail.com>
Date: Sun, 18 Oct 2026 14:35:58 +0530
Subject: [PATCH] test(libSceConvertKeycode): cover null character buffer in
 guest test

---
 core/libs/tests/GuestConvertKeycode.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/core/libs/tests/GuestConvertKeycode.cpp b/core/libs/tests/GuestConvertKeycode.cpp
index 7e4b8c1cc4..b13c01423a 100644
--- a/core/libs/tests/GuestConvertKeycode.cpp
+++ b/core/libs/tests/GuestConvertKeycode.cpp
@@ -28,6 +28,8 @@ int main() {
     type = 0xFFFFFFFFu;
     Require(sceConvertKeycodeGetImeKeyboardType(1, &type) == 0);
     Require(type == 0);
+
+    Require(sceConvertKeycodeGetCharacter(0x04, 0, 0, nullptr) == invalidAddress);
     for (std::uint32_t state : {0u, 0x4000000u}) {
         char16_t character[3] = {u'?', 0, 0};
         Require(sceConvertKeycodeGetCharacter(0x04, state, 0, character) == 0);