test/io/console/test_io_console.rb: Close FDs.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@46254 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 4 insertions, 1 deletions

diff --git a/test/io/console/test_io_console.rb b/test/io/console/test_io_console.rb
index 150d7572db..3637546eb5 100644
--- a/test/io/console/test_io_console.rb
+++ b/test/io/console/test_io_console.rb
@@ -222,13 +222,16 @@ class TestIO_Console < Test::Unit::TestCase
     end
   else
     def test_sync
-      r, _, pid = PTY.spawn(EnvUtil.rubybin, "-rio/console", "-e", "p IO.console.class")
+      r, w, pid = PTY.spawn(EnvUtil.rubybin, "-rio/console", "-e", "p IO.console.class")
     rescue RuntimeError
       skip $!
     else
       con = r.gets.chomp
       Process.wait(pid)
       assert_match("File", con)
+    ensure
+      r.close if r
+      w.close if w
     end
   end