From 91887c01851344e635b0bbe2376f3a2a5f8d2de2 Mon Sep 17 00:00:00 2001
From: belliash <belliash@codingworkshop.eu.org>
Date: Sat, 7 Sep 2019 20:07:46 +0200
Subject: [PATCH] Do not try to access non-existen string index.

---
 tests/base32_test.aer | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/tests/base32_test.aer b/tests/base32_test.aer
index f79b343..a461348 100644
--- a/tests/base32_test.aer
+++ b/tests/base32_test.aer
@@ -55,8 +55,10 @@ class Base32 {
 			if(!in_array($input[$i], Base32::$map))
 				return '';
 			for(int $j = 0; $j < 8; $j++) {
-				if(array_key_exists($input[$i + $j], Base32::$flippedMap)) {
-					$x += str_pad(base_convert(Base32::$flippedMap[$input[$i + $j]], 10, 2), 5, '0', STR_PAD_LEFT);
+				if($i + $j < strlen($input)) {
+					if(array_key_exists($input[$i + $j], Base32::$flippedMap)) {
+						$x += str_pad(base_convert(Base32::$flippedMap[$input[$i + $j]], 10, 2), 5, '0', STR_PAD_LEFT);
+					}
 				}
 			}
 			string[] $eightBits = str_split($x, 8);