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-rw-r--r--test/-ext-/wait_for_single_fd/test_wait_for_single_fd.rb10
1 files changed, 10 insertions, 0 deletions
diff --git a/test/-ext-/wait_for_single_fd/test_wait_for_single_fd.rb b/test/-ext-/wait_for_single_fd/test_wait_for_single_fd.rb
index 76ef68002a..c7dd0909f0 100644
--- a/test/-ext-/wait_for_single_fd/test_wait_for_single_fd.rb
+++ b/test/-ext-/wait_for_single_fd/test_wait_for_single_fd.rb
@@ -29,4 +29,14 @@ class TestWaitForSingleFD < Test::Unit::TestCase
end
end
end
+
+ def test_wait_for_closed_pipe
+ with_pipe do |r,w|
+ w.close
+ rc = IO.wait_for_single_fd(r.fileno, RB_WAITFD_IN, nil)
+ assert_equal RB_WAITFD_IN, rc
+ end
+ end
+
+
end