object.c: preserve encodings

* object.c (inspect_i): preserve encodings in inspected result
  string.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48574 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 4 insertions, 2 deletions

diff --git a/test/ruby/test_object.rb b/test/ruby/test_object.rb
index 0fe9471fa6..94a6e9d201 100644
--- a/test/ruby/test_object.rb
+++ b/test/ruby/test_object.rb
@@ -758,10 +758,12 @@ class TestObject < Test::Unit::TestCase
         def initialize
           @\u{3044} = 42
         end
-        new.inspect
+        new
       end
     EOS
-    assert_match(/\bInspect\u{3042}:.* @\u{3044}=42\b/, x)
+    assert_match(/\bInspect\u{3042}:.* @\u{3044}=42\b/, x.inspect)
+    x.instance_variable_set("@\u{3046}".encode(Encoding::EUC_JP), 6)
+    assert_match(/@\u{3046}=6\b/, x.inspect)
   end
 
   def test_singleton_class