From 256800ffa0390e17a5c30419a7d2af797a76011c Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sun, 13 Aug 2017 07:21:13 +0000
Subject: stringio.c: encoding at empty result

* ext/stringio/stringio.c (strio_gets): should return string with
  the external encoding, at empty result.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59581 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/stringio/test_stringio.rb | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'test/stringio')

diff --git a/test/stringio/test_stringio.rb b/test/stringio/test_stringio.rb
index 89fc54e922..8faf4d8acc 100644
--- a/test/stringio/test_stringio.rb
+++ b/test/stringio/test_stringio.rb
@@ -79,6 +79,8 @@ class TestStringIO < Test::Unit::TestCase
     assert_equal("def\n", stringio.gets(""))
     assert_raise(TypeError){StringIO.new("").gets(1, 1)}
     assert_nothing_raised {StringIO.new("").gets(nil, nil)}
+
+    assert_string("", Encoding::UTF_8, StringIO.new("foo").gets(0))
   end
 
   def test_gets_chomp
-- 
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