From 7f83b7872ab4d97918119e7015c97e0dadc37a05 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sat, 14 Dec 2013 04:17:06 +0000
Subject: Additional test coverage to Enumerator#peek.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@44201 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/ruby/test_enumerator.rb | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/test/ruby/test_enumerator.rb b/test/ruby/test_enumerator.rb
index 1d583e4fee..981d8bd434 100644
--- a/test/ruby/test_enumerator.rb
+++ b/test/ruby/test_enumerator.rb
@@ -616,5 +616,14 @@ class TestEnumerator < Test::Unit::TestCase
     assert_equal 5, 'hello'.each_char.size
     assert_equal 5, 'hello'.each_codepoint.size
   end
+
+  def test_peek_for_enumerator_objects
+    e = 2.times
+    assert_equal(0, e.peek)
+    e.next
+    assert_equal(1, e.peek)
+    e.next
+    assert_raise(StopIteration) { e.peek }
+  end
 end
 
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