From e0c4cb2ea1ac648bdd0850dd1621f5e13382b760 Mon Sep 17 00:00:00 2001
From: Nobuyoshi Nakada <nobu@ruby-lang.org>
Date: Fri, 28 Jun 2019 15:22:27 +0900
Subject: Define singleton method on each new objects

---
 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 6d1a6ea8d5..873f67b3b8 100644
--- a/test/stringio/test_stringio.rb
+++ b/test/stringio/test_stringio.rb
@@ -29,6 +29,8 @@ class TestStringIO < Test::Unit::TestCase
       nil
     end
     assert_raise(TypeError) { StringIO.new(o) }
+
+    o = Object.new
     def o.to_str
       'str'
     end
-- 
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