1 files changed, 10 insertions, 0 deletions
diff --git a/test/ruby/test_process.rb b/test/ruby/test_process.rb
index 28e08ced2b..ec59c8eb30 100644
--- a/test/ruby/test_process.rb
+++ b/test/ruby/test_process.rb
@@ -413,6 +413,16 @@ class TestProcess < Test::Unit::TestCase
     }
   end
 
+  def test_execopts_open_chdir_m17n_path
+    with_tmpchdir {|d|
+      Dir.mkdir "テスト"
+      system(*PWD, :chdir => "テスト", :out => "open_chdir_テスト")
+      assert_file.exist?("open_chdir_テスト")
+      assert_file.not_exist?("テスト/open_chdir_テスト")
+      assert_equal("#{d}/テスト", File.read("open_chdir_テスト").chomp.encode(__ENCODING__))
+    }
+  end if windows? || Encoding.find('locale') == Encoding::UTF_8
+
   UMASK = [RUBY, '-e', 'printf "%04o\n", File.umask']
 
   def test_execopts_umask