From 23ccbdf52188b78427f41d75b1a4b81959ac9876 Mon Sep 17 00:00:00 2001
From: usa <usa@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Thu, 13 Nov 2014 13:39:32 +0000
Subject: merge revision(s) 48402:

	* lib/rexml/document.rb: add REXML::Document#document.
	  reported by Tomas Hoger <thoger@redhat.com> and patched by nahi.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_3@48406 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 ChangeLog                   |  5 +++++
 lib/rexml/document.rb       |  4 ++++
 lib/rexml/entity.rb         |  1 +
 test/rexml/test_document.rb | 53 ++++++++++++++++++++++++++++++++++++++++++++-
 version.h                   |  8 +++----
 5 files changed, 66 insertions(+), 5 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 5568b7a2ac..7d97830ddc 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+Thu Nov 13 22:36:17 2014  CHIKANAGA Tomoyuki  <nagachika@ruby-lang.org>
+
+	* lib/rexml/document.rb: add REXML::Document#document.
+	  reported by Tomas Hoger <thoger@redhat.com> and patched by nahi.
+
 Mon Oct 27 20:23:27 2014  NAKAMURA Usaku  <usa@ruby-lang.org>
 
 	* lib/rexml/entity.rb: keep the entity size within the limitation.
diff --git a/lib/rexml/document.rb b/lib/rexml/document.rb
index 2f9e659772..9f94d9707a 100644
--- a/lib/rexml/document.rb
+++ b/lib/rexml/document.rb
@@ -240,6 +240,10 @@ module REXML
       end
     end
 
+    def document
+      self
+    end
+
     private
     def build( source )
       Parsers::TreeParser.new( source, self ).parse
diff --git a/lib/rexml/entity.rb b/lib/rexml/entity.rb
index dc3f666cad..d10b051f18 100644
--- a/lib/rexml/entity.rb
+++ b/lib/rexml/entity.rb
@@ -157,6 +157,7 @@ module REXML
 
   # This is a set of entity constants -- the ones defined in the XML
   # specification.  These are +gt+, +lt+, +amp+, +quot+ and +apos+.
+  # CAUTION: these entities does not have parent and document
   module EntityConst
     # +>+
     GT = Entity.new( 'gt', '>' )
diff --git a/test/rexml/test_document.rb b/test/rexml/test_document.rb
index b89e7372ad..bf40b49815 100644
--- a/test/rexml/test_document.rb
+++ b/test/rexml/test_document.rb
@@ -45,6 +45,22 @@ EOF
 <member>
 &a;
 </member>
+EOF
+
+    XML_WITH_NESTED_EMPTY_ENTITY = <<EOF
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE member [
+  <!ENTITY a "&b;&b;&b;&b;&b;&b;&b;&b;&b;&b;">
+  <!ENTITY b "&c;&c;&c;&c;&c;&c;&c;&c;&c;&c;">
+  <!ENTITY c "&d;&d;&d;&d;&d;&d;&d;&d;&d;&d;">
+  <!ENTITY d "&e;&e;&e;&e;&e;&e;&e;&e;&e;&e;">
+  <!ENTITY e "&f;&f;&f;&f;&f;&f;&f;&f;&f;&f;">
+  <!ENTITY f "&g;&g;&g;&g;&g;&g;&g;&g;&g;&g;">
+  <!ENTITY g "">
+]>
+<member>
+&a;
+</member>
 EOF
 
     XML_WITH_NESTED_PARAMETER_ENTITY = <<EOF
@@ -57,7 +73,21 @@ EOF
   <!ENTITY % f "%e;%e;%e;%e;%e;%e;%e;%e;%e;%e;%e;%e;%e;%e;%e;">
   <!ENTITY % g "%f;%f;%f;%f;%f;%f;%f;%f;%f;%f;%f;%f;%f;%f;%f;">
  <!ENTITY test "test %g;">
-+]>
+]>
+<cd></cd>
+EOF
+
+    XML_WITH_NESTED_EMPTY_PARAMETER_ENTITY = <<EOF
+<!DOCTYPE root [
+  <!ENTITY % a "">
+  <!ENTITY % b "%a;%a;%a;%a;%a;%a;%a;%a;%a;%a;%a;%a;%a;%a;%a;">
+  <!ENTITY % c "%b;%b;%b;%b;%b;%b;%b;%b;%b;%b;%b;%b;%b;%b;%b;">
+  <!ENTITY % d "%c;%c;%c;%c;%c;%c;%c;%c;%c;%c;%c;%c;%c;%c;%c;">
+  <!ENTITY % e "%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;%d;">
+  <!ENTITY % f "%e;%e;%e;%e;%e;%e;%e;%e;%e;%e;%e;%e;%e;%e;%e;">
+  <!ENTITY % g "%f;%f;%f;%f;%f;%f;%f;%f;%f;%f;%f;%f;%f;%f;%f;">
+  <!ENTITY test "test %g;">
+]>
 <cd></cd>
 EOF
 
@@ -87,6 +117,18 @@ EOF
     end
     assert_equal(101, doc.entity_expansion_count)
 
+    doc = REXML::Document.new(XML_WITH_NESTED_EMPTY_ENTITY)
+    assert_raise(RuntimeError) do
+      doc.root.children.first.value
+    end
+    REXML::Document.entity_expansion_limit = 100
+    assert_equal(100, REXML::Document.entity_expansion_limit)
+    doc = REXML::Document.new(XML_WITH_NESTED_EMPTY_ENTITY)
+    assert_raise(RuntimeError) do
+      doc.root.children.first.value
+    end
+    assert_equal(101, doc.entity_expansion_count)
+
     REXML::Document.entity_expansion_limit = 4
     doc = REXML::Document.new(XML_WITH_4_ENTITY_EXPANSION)
     assert_equal("\na\na a\n<\n", doc.root.children.first.value)
@@ -95,6 +137,15 @@ EOF
     assert_raise(RuntimeError) do
       doc.root.children.first.value
     end
+
+    assert_raise(REXML::ParseException) do
+      REXML::Document.new(XML_WITH_NESTED_EMPTY_PARAMETER_ENTITY)
+    end
+    REXML::Document.entity_expansion_limit = 100
+    assert_equal(100, REXML::Document.entity_expansion_limit)
+    assert_raise(REXML::ParseException) do
+      REXML::Document.new(XML_WITH_NESTED_EMPTY_PARAMETER_ENTITY)
+    end
   ensure
     REXML::Document.entity_expansion_limit = 10000
   end
diff --git a/version.h b/version.h
index 923231cba1..728f9df1e9 100644
--- a/version.h
+++ b/version.h
@@ -1,10 +1,10 @@
 #define RUBY_VERSION "1.9.3"
-#define RUBY_PATCHLEVEL 550
+#define RUBY_PATCHLEVEL 551
 
-#define RUBY_RELEASE_DATE "2014-10-27"
+#define RUBY_RELEASE_DATE "2014-11-13"
 #define RUBY_RELEASE_YEAR 2014
-#define RUBY_RELEASE_MONTH 10
-#define RUBY_RELEASE_DAY 27
+#define RUBY_RELEASE_MONTH 11
+#define RUBY_RELEASE_DAY 13
 
 #include "ruby/version.h"
 
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