From 05d1d29d1f4a87620371463d8c7942e170be031f Mon Sep 17 00:00:00 2001
From: naruse <naruse@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 21 Dec 2017 05:09:17 +0000
Subject: Don't allow mixed escape

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@61381 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/ruby/test_string.rb | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'test')

diff --git a/test/ruby/test_string.rb b/test/ruby/test_string.rb
index 03ff62b19d..e88746dc55 100644
--- a/test/ruby/test_string.rb
+++ b/test/ruby/test_string.rb
@@ -784,6 +784,8 @@ CODE
     assert_equal('\#{', '"\\\\\#{"'.undump)
 
     assert_raise(RuntimeError) { S('\u3042').undump }
+    assert_raise(RuntimeError) { S('"\x82\xA0\u3042"'.force_encoding("SJIS")).undump }
+    assert_raise(RuntimeError) { S('"\u3042\x82\xA0"'.force_encoding("SJIS")).undump }
     assert_raise(RuntimeError) { S('"".force_encoding()').undump }
     assert_raise(RuntimeError) { S('"".force_encoding("').undump }
     assert_raise(RuntimeError) { S('"".force_encoding("UNKNOWN")').undump }
-- 
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