From 80cb3351ddcfabf7ba470a098f692c378456854d Mon Sep 17 00:00:00 2001
From: kou <kou@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sat, 11 Jun 2011 07:05:42 +0000
Subject: * lib/rexml/parsers/xpathparser.rb  
 (REXML::Parsers::XPathParser#parse),   test/rexml/test_elements.rb  
 (ElementsTester::test_each_with_frozen_condition):   don't modify original
 XPath. fixes #4164   Reported by Pavel Shved. Thanks!!!

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@31995 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 test/rexml/test_elements.rb | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'test')

diff --git a/test/rexml/test_elements.rb b/test/rexml/test_elements.rb
index b7c7c267ed..e5e209ecdc 100644
--- a/test/rexml/test_elements.rb
+++ b/test/rexml/test_elements.rb
@@ -84,6 +84,15 @@ class ElementsTester < Test::Unit::TestCase
     assert_equal 7, count
   end
 
+  def test_each_with_frozen_condition
+    doc = Document.new('<books><book name="Ruby"/><book name="XML"/></books>')
+    names = []
+    doc.root.elements.each('book'.freeze) do |element|
+      names << element.attributes["name"]
+    end
+    assert_equal(["Ruby", "XML"], names)
+  end
+
   def test_to_a
     doc = Document.new '<a>sean<b/>elliott<c/></a>'
     assert_equal 2, doc.root.elements.to_a.size
-- 
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