From 2eb3c2c52850690a3fd2bc2267f8eafdab62c950 Mon Sep 17 00:00:00 2001
From: akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sun, 12 Apr 2015 04:55:46 +0000
Subject: * test/ruby/test_io.rb: New test that open(fifo) doesn't block other 
  threads.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@50257 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/ruby/test_io.rb | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'test')

diff --git a/test/ruby/test_io.rb b/test/ruby/test_io.rb
index c37d14c47f..11ef5252e6 100644
--- a/test/ruby/test_io.rb
+++ b/test/ruby/test_io.rb
@@ -3178,4 +3178,18 @@ End
     assert_raise(IOError) { io.close }
   end
 
+  def test_open_fifo_does_not_block_other_threads
+    mkcdtmpdir {
+      assert(system("mkfifo", "fifo"), "mkfifo fails")
+      assert_separately([], <<-'EOS')
+        t = Thread.new {
+          open("fifo") {}
+        }
+        sleep 0.1 until t.status == "sleep"
+        sleep 0.1
+        assert(true)
+      EOS
+    }
+  end if /mswin|mingw|bccwin/ !~ RUBY_PLATFORM
+
 end
-- 
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