From 3a7daf882bf737c2e9a6c7a9aece2424cb3f4547 Mon Sep 17 00:00:00 2001
From: akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Mon, 22 Dec 2008 12:27:26 +0000
Subject: * io.c (rb_io_s_pipe): IO.pipe can take a block.   (pipe_close): new
 function.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@20916 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/ruby/test_io.rb | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

(limited to 'test/ruby/test_io.rb')

diff --git a/test/ruby/test_io.rb b/test/ruby/test_io.rb
index 78cb425ed1..d00c0a3f7c 100644
--- a/test/ruby/test_io.rb
+++ b/test/ruby/test_io.rb
@@ -22,6 +22,34 @@ class TestIO < Test::Unit::TestCase
     IO.instance_methods.index(:"nonblock=")
   end
 
+  def test_pipe
+    r, w = IO.pipe
+    assert_instance_of(IO, r)
+    assert_instance_of(IO, w)
+    w.print "abc"
+    w.close
+    assert_equal("abc", r.read)
+    r.close
+  end
+
+  def test_pipe_block
+    x = nil
+    ret = IO.pipe {|r, w|
+      x = [r,w]
+      assert_instance_of(IO, r)
+      assert_instance_of(IO, w)
+      w.print "abc"
+      w.close
+      assert_equal("abc", r.read)
+      assert(!r.closed?)
+      assert(w.closed?)
+      :foooo
+    }
+    assert_equal(:foooo, ret)
+    assert(x[0].closed?)
+    assert(x[1].closed?)
+  end
+
   def test_gets_rs
     # default_rs
     r, w = IO.pipe
-- 
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