From 4fe6fa884957545c0cecaee8ac4ebaa636904a43 Mon Sep 17 00:00:00 2001
From: akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sat, 8 Sep 2007 15:59:05 +0000
Subject: add test for [ruby-dev:31650] and [ruby-dev:31659].

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@13414 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/ruby/test_io.rb | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

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

diff --git a/test/ruby/test_io.rb b/test/ruby/test_io.rb
index b256a2730d..2ccc0aaa8d 100644
--- a/test/ruby/test_io.rb
+++ b/test/ruby/test_io.rb
@@ -35,4 +35,22 @@ class TestIO < Test::Unit::TestCase
     assert_nil r.gets("")
     r.close
   end
+
+  def test_ungetc
+    r, w = IO.pipe
+    w.close
+    assert_raise(IOError, "[ruby-dev:31650]") { 20000.times { r.ungetc "a" } }
+  ensure
+    r.close
+  end
+
+  def test_each_byte
+    r, w = IO.pipe
+    w << "abc def"
+    w.close
+    r.each_byte {|byte| break if byte == 32 }
+    assert_equal("def", r.read, "[ruby-dev:31659]")
+  ensure
+    r.close
+  end
 end
-- 
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