* test/ruby/test_file_exhaustive.rb: Test anonymous pipe.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@50210 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

ChangeLog

@@ -1,3 +1,7 @@
+Fri Apr 10 19:34:24 2015  Tanaka Akira  <akr@fsij.org>
+
+	* test/ruby/test_file_exhaustive.rb: Test anonymous pipe.
+
 Fri Apr 10 19:31:56 2015  Tanaka Akira  <akr@fsij.org>
 
 	* test/ruby/test_file_exhaustive.rb: Test named pipe.

test/ruby/test_file_exhaustive.rb

@@ -1100,6 +1100,10 @@ class TestFileExhaustive < Test::Unit::TestCase
       make_fifo fifo
       assert((File::Stat.new(fifo).pipe?))
     end
+    IO.pipe {|r, w|
+      assert(r.stat.pipe?)
+      assert(w.stat.pipe?)
+    }
   end
 
   def test_stat_symlink_p