From 0ff4061ef7e3a8ffa681698fa8490740616d1aac Mon Sep 17 00:00:00 2001
From: akr <akr@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sun, 17 Aug 2008 12:54:26 +0000
Subject: * io.c (prepare_getline_args): io.gets(10,nil) should cause
 TypeError.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@18675 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/ruby/test_io.rb | 9 +++++++++
 1 file changed, 9 insertions(+)

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

diff --git a/test/ruby/test_io.rb b/test/ruby/test_io.rb
index d4a51cc8dc..0c41847c52 100644
--- a/test/ruby/test_io.rb
+++ b/test/ruby/test_io.rb
@@ -44,6 +44,15 @@ class TestIO < Test::Unit::TestCase
     r.close
   end
 
+  def test_gets_limit_extra_arg
+    with_pipe {|r, w|
+      r, w = IO.pipe
+      w << "0123456789"
+      w.close
+      assert_raise(TypeError) { r.gets(3,nil) }
+    }
+  end
+
   # This test cause SEGV.
   def test_ungetc
     r, w = IO.pipe
-- 
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