From 8a67aa70b05cbdf2dd5702f4c3ba302f2feba0cf Mon Sep 17 00:00:00 2001
From: Dmitry Vyukov <dvyukov@google.com>
Date: Sun, 31 Dec 2017 15:14:40 +0100
Subject: prog: add test for len mutation

Test we actually can get an unnatural len value.
---
 prog/mutation_test.go | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'prog')

diff --git a/prog/mutation_test.go b/prog/mutation_test.go
index 3b254bf48..21f0261dd 100644
--- a/prog/mutation_test.go
+++ b/prog/mutation_test.go
@@ -136,6 +136,12 @@ mutate3(&(0x7f0000000000)=[0x1, 0x1], 0x2)
 `, `
 mmap(&(0x7f0000000000/0x1000)=nil, 0x1000)
 mutate3(&(0x7f0000000000)=[0x1, 0x1, 0x1], 0x3)
+`},
+		// Mutate size from it's natural value.
+		{`
+mutate7(&(0x7f0000000000)='123', 0x3)
+`, `
+mutate7(&(0x7f0000000000)='123', 0x2)
 `},
 	}
 	for ti, test := range tests {
-- 
cgit mrf-deployment