From 52fcb3a72446189448e96a465d8c91c469ac0ed2 Mon Sep 17 00:00:00 2001
From: Samuel Williams <samuel.williams@oriontransfer.co.nz>
Date: Sat, 15 Oct 2022 20:04:58 +1300
Subject: [PATCH] Add missing `#close` call to `test_dup_timeout` test. (#6560)

---
 test/ruby/test_io.rb | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/test/ruby/test_io.rb b/test/ruby/test_io.rb
index 989c4c8991..6313e11179 100644
--- a/test/ruby/test_io.rb
+++ b/test/ruby/test_io.rb
@@ -1446,6 +1446,8 @@ class TestIO < Test::Unit::TestCase
       r.timeout = 0.1
       r2 = r.dup
       assert_equal(0.1, r2.timeout)
+    ensure
+      r2&.close
     end
   end