From 80aa1e6218305b2f75c47af368506a7f930f1214 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sun, 18 Jun 2017 04:29:05 +0000
Subject: test_string.rb: chomp! frozen string

* test/ruby/test_string.rb (TestString#test_chomp): should raise
  if frozen.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59111 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/ruby/test_string.rb | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'test/ruby/test_string.rb')

diff --git a/test/ruby/test_string.rb b/test/ruby/test_string.rb
index e28dca5012..dc76b53810 100644
--- a/test/ruby/test_string.rb
+++ b/test/ruby/test_string.rb
@@ -441,6 +441,9 @@ CODE
     assert_equal("foo\r", s)
 
     assert_equal(S("a").hash, S("a\u0101").chomp!(S("\u0101")).hash, '[ruby-core:22414]')
+
+    s = S("").freeze
+    assert_raise_with_message(RuntimeError, /frozen/) {s.chomp!}
   ensure
     $/ = save
   end
-- 
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