From 58c57c57354fce407b11c0d63f8926edf5f469c0 Mon Sep 17 00:00:00 2001
From: Benoit Giannangeli <giann008@gmail.com>
Date: Fri, 24 Mar 2017 11:30:51 +0100
Subject: Missing overflow check in string.rep

---
 tests/single.lua | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'tests')

diff --git a/tests/single.lua b/tests/single.lua
index 4bd159c..d9b6ce9 100644
--- a/tests/single.lua
+++ b/tests/single.lua
@@ -99,3 +99,9 @@ assert(string.lower("\0ABCc%$") == "\0abcc%$")
 assert(string.rep('teste', 0) == '')
 assert(string.rep('tés\00tê', 2) == 'tés\0têtés\000tê')
 assert(string.rep('', 10) == '')
+
+if string.packsize("i") == 4 then
+  -- result length would be 2^31 (int overflow)
+  checkerror("too large", string.rep, 'aa', (1 << 30))
+  checkerror("too large", string.rep, 'a', (1 << 30), ',')
+end
-- 
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