* lib/rubygems: Update to RubyGems 2.0.13. [ruby-core:58031]

  [Backport #9052]
  the patch is provided by drbrain (Eric Hodel).


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_0_0@43435 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

12 files changed, 169 insertions, 20 deletions

diff --git a/ChangeLog b/ChangeLog
index b191ef2f88..17f0ccac17 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+Sun Oct 27 01:04:28 2013  CHIKANAGA Tomoyuki  <nagachika@ruby-lang.org>
+
+	* lib/rubygems: Update to RubyGems 2.0.13. [ruby-core:58031]
+	  [Backport #9052]
+	  the patch is provided by drbrain (Eric Hodel).
+
 Sat Oct 26 16:04:36 2013  CHIKANAGA Tomoyuki  <nagachika@ruby-lang.org>
 
 	* gc.c (gc_prof_set_heap_info): fix compile error when
diff --git a/NEWS b/NEWS
index 7b92a5027c..f8556ce206 100644
--- a/NEWS
+++ b/NEWS
@@ -461,9 +461,9 @@ with all sufficient information, see the ChangeLog file.
     XML declaration is used for XML document encoding.
 
 * RubyGems
-  * Updated to 2.0.12.
+  * Updated to 2.0.13.
 
-    See http://rubygems.rubyforge.org/rubygems-update/History_txt.html#label-2.0.12+%2F+2013-10-14
+    See http://rubygems.rubyforge.org/rubygems-update/History_txt.html#label-2.0.13+%2F+2013-10-24
     for release notes.
 
   * Updated to 2.0.10.  This fixes CVE_2013-4363:
diff --git a/lib/rubygems.rb b/lib/rubygems.rb
index e28fab4eae..a5857d810d 100644
--- a/lib/rubygems.rb
+++ b/lib/rubygems.rb
@@ -8,7 +8,7 @@
 require 'rbconfig'
 
 module Gem
-  VERSION = '2.0.12'
+  VERSION = '2.0.13'
 end
 
 # Must be first since it unloads the prelude from 1.9.2
diff --git a/lib/rubygems/server.rb b/lib/rubygems/server.rb
index dd582193ee..f2d1428489 100644
--- a/lib/rubygems/server.rb
+++ b/lib/rubygems/server.rb
@@ -445,7 +445,7 @@ div.method-source-code pre { color: #ffdead; overflow: hidden; }
     @spec_dirs = @gem_dirs.map { |gem_dir| File.join gem_dir, 'specifications' }
     @spec_dirs.reject! { |spec_dir| !File.directory? spec_dir }
 
-    Gem::Specification.dirs = @gem_dirs
+    reset_gems
 
     @have_rdoc_4_plus = nil
   end
@@ -470,7 +470,7 @@ div.method-source-code pre { color: #ffdead; overflow: hidden; }
   end
 
   def latest_specs(req, res)
-    Gem::Specification.reset
+    reset_gems
 
     res['content-type'] = 'application/x-gzip'
 
@@ -531,7 +531,7 @@ div.method-source-code pre { color: #ffdead; overflow: hidden; }
   end
 
   def quick(req, res)
-    Gem::Specification.reset
+    reset_gems
 
     res['content-type'] = 'text/plain'
     add_date res
@@ -567,7 +567,8 @@ div.method-source-code pre { color: #ffdead; overflow: hidden; }
   end
 
   def root(req, res)
-    Gem::Specification.reset
+    reset_gems
+
     add_date res
 
     raise WEBrick::HTTPStatus::NotFound, "`#{req.path}' not found." unless
@@ -698,6 +699,13 @@ div.method-source-code pre { color: #ffdead; overflow: hidden; }
   end
 
   ##
+  # Updates the server to use the latest installed gems.
+
+  def reset_gems # :nodoc:
+    Gem::Specification.dirs = @gem_dirs
+  end
+
+  ##
   # Returns true and prepares http response, if rdoc for the requested gem
   # name pattern was found.
   #
@@ -787,7 +795,7 @@ div.method-source-code pre { color: #ffdead; overflow: hidden; }
   end
 
   def specs(req, res)
-    Gem::Specification.reset
+    reset_gems
 
     add_date res
 
diff --git a/lib/rubygems/source.rb b/lib/rubygems/source.rb
index 96d57870e2..c997d78ca6 100644
--- a/lib/rubygems/source.rb
+++ b/lib/rubygems/source.rb
@@ -63,7 +63,12 @@ class Gem::Source
   end
 
   def update_cache?
-    @update_cache ||= File.stat(Gem.user_home).uid == Process.uid
+    @update_cache ||=
+      begin
+        File.stat(Gem.user_home).uid == Process.uid
+      rescue Errno::ENOENT
+        false
+      end
   end
 
   def fetch_spec(name)
diff --git a/lib/rubygems/spec_fetcher.rb b/lib/rubygems/spec_fetcher.rb
index 3d484d1c13..e4db426633 100644
--- a/lib/rubygems/spec_fetcher.rb
+++ b/lib/rubygems/spec_fetcher.rb
@@ -39,7 +39,12 @@ class Gem::SpecFetcher
 
   def initialize
     @dir = File.join Gem.user_home, '.gem', 'specs'
-    @update_cache = File.stat(Gem.user_home).uid == Process.uid
+    @update_cache =
+      begin
+        File.stat(Gem.user_home).uid == Process.uid
+      rescue Errno::EACCES, Errno::ENOENT
+        false
+      end
 
     @specs = {}
     @latest_specs = {}
diff --git a/lib/rubygems/version.rb b/lib/rubygems/version.rb
index 50849857fe..2b7bf9b422 100644
--- a/lib/rubygems/version.rb
+++ b/lib/rubygems/version.rb
@@ -174,7 +174,7 @@ class Gem::Version
   # REFACTOR: There's no real reason this should be separate from #initialize.
 
   def self.create input
-    if input.respond_to? :version then
+    if self === input then # check yourself before you wreck yourself
       input
     elsif input.nil? then
       nil
diff --git a/test/rubygems/test_gem_server.rb b/test/rubygems/test_gem_server.rb
index d50d3525ff..bf30399db2 100644
--- a/test/rubygems/test_gem_server.rb
+++ b/test/rubygems/test_gem_server.rb
@@ -85,6 +85,30 @@ class TestGemServer < Gem::TestCase
     Marshal.load(@res.body)
   end
 
+  def test_latest_specs_gemdirs
+    data = StringIO.new "GET /latest_specs.#{Gem.marshal_version} HTTP/1.0\r\n\r\n"
+    dir = "#{@gemhome}2"
+
+    spec = quick_spec 'z', 9
+
+    specs_dir = File.join dir, 'specifications'
+    FileUtils.mkdir_p specs_dir
+
+    open File.join(specs_dir, spec.spec_name), 'w' do |io|
+      io.write spec.to_ruby
+    end
+
+    server = Gem::Server.new dir, process_based_port, false
+
+    @req.parse data
+
+    server.latest_specs @req, @res
+
+    assert_equal 200, @res.status
+
+    assert_equal [['z', v(9), Gem::Platform::RUBY]], Marshal.load(@res.body)
+  end
+
   def test_latest_specs_gz
     data = StringIO.new "GET /latest_specs.#{Gem.marshal_version}.gz HTTP/1.0\r\n\r\n"
     @req.parse data
@@ -120,8 +144,41 @@ class TestGemServer < Gem::TestCase
     assert_equal 2, @server.server.listeners.length
   end
 
+  def test_quick_gemdirs
+    data = StringIO.new "GET /quick/Marshal.4.8/z-9.gemspec.rz HTTP/1.0\r\n\r\n"
+    dir = "#{@gemhome}2"
+
+    server = Gem::Server.new dir, process_based_port, false
+
+    @req.parse data
+
+    server.quick @req, @res
+
+    assert_equal 404, @res.status
+
+    spec = quick_spec 'z', 9
+
+    specs_dir = File.join dir, 'specifications'
+
+    FileUtils.mkdir_p specs_dir
+
+    open File.join(specs_dir, spec.spec_name), 'w' do |io|
+      io.write spec.to_ruby
+    end
+
+    data.rewind
+
+    req = WEBrick::HTTPRequest.new :Logger => nil
+    res = WEBrick::HTTPResponse.new :HTTPVersion => '1.0'
+    req.parse data
+
+    server.quick req, res
+
+    assert_equal 200, res.status
+  end
+
   def test_quick_missing
-    data = StringIO.new "GET /quick/z-9.gemspec.rz HTTP/1.0\r\n\r\n"
+    data = StringIO.new "GET /quick/Marshal.4.8/z-9.gemspec.rz HTTP/1.0\r\n\r\n"
     @req.parse data
 
     @server.quick @req, @res
@@ -188,6 +245,29 @@ class TestGemServer < Gem::TestCase
     assert_equal 'text/html', @res['content-type']
   end
 
+  def test_root_gemdirs
+    data = StringIO.new "GET / HTTP/1.0\r\n\r\n"
+    dir = "#{@gemhome}2"
+
+    spec = quick_spec 'z', 9
+
+    specs_dir = File.join dir, 'specifications'
+    FileUtils.mkdir_p specs_dir
+
+    open File.join(specs_dir, spec.spec_name), 'w' do |io|
+      io.write spec.to_ruby
+    end
+
+    server = Gem::Server.new dir, process_based_port, false
+
+    @req.parse data
+
+    server.root @req, @res
+
+    assert_equal 200, @res.status
+    assert_match 'z 9', @res.body
+  end
+
   def test_specs
     data = StringIO.new "GET /specs.#{Gem.marshal_version} HTTP/1.0\r\n\r\n"
     @req.parse data
@@ -203,6 +283,30 @@ class TestGemServer < Gem::TestCase
                  Marshal.load(@res.body)
   end
 
+  def test_specs_gemdirs
+    data = StringIO.new "GET /specs.#{Gem.marshal_version} HTTP/1.0\r\n\r\n"
+    dir = "#{@gemhome}2"
+
+    spec = quick_spec 'z', 9
+
+    specs_dir = File.join dir, 'specifications'
+    FileUtils.mkdir_p specs_dir
+
+    open File.join(specs_dir, spec.spec_name), 'w' do |io|
+      io.write spec.to_ruby
+    end
+
+    server = Gem::Server.new dir, process_based_port, false
+
+    @req.parse data
+
+    server.specs @req, @res
+
+    assert_equal 200, @res.status
+
+    assert_equal [['z', v(9), Gem::Platform::RUBY]], Marshal.load(@res.body)
+  end
+
   def test_specs_gz
     data = StringIO.new "GET /specs.#{Gem.marshal_version}.gz HTTP/1.0\r\n\r\n"
     @req.parse data
diff --git a/test/rubygems/test_gem_source.rb b/test/rubygems/test_gem_source.rb
index 2629f180a9..e27477699a 100644
--- a/test/rubygems/test_gem_source.rb
+++ b/test/rubygems/test_gem_source.rb
@@ -184,5 +184,15 @@ class TestGemSource < Gem::TestCase
     end
   end
 
+  def test_update_cache_eh
+    assert @source.update_cache?
+  end
+
+  def test_update_cache_eh_home_nonexistent
+    FileUtils.rmdir Gem.user_home
+
+    refute @source.update_cache?
+  end
+
 end
 
diff --git a/test/rubygems/test_gem_spec_fetcher.rb b/test/rubygems/test_gem_spec_fetcher.rb
index a821057705..b1387be00a 100644
--- a/test/rubygems/test_gem_spec_fetcher.rb
+++ b/test/rubygems/test_gem_spec_fetcher.rb
@@ -52,6 +52,18 @@ class TestGemSpecFetcher < Gem::TestCase
                   ['x',  Gem::Version.new(1),     'ruby']]
   end
 
+  def test_initialize_unwritable_home_dir
+    skip 'chmod not supported' if Gem.win_platform?
+
+    FileUtils.chmod 0000, Gem.user_home
+
+    begin
+      assert Gem::SpecFetcher.new
+    ensure
+      FileUtils.chmod 0755, Gem.user_home
+    end
+  end
+
   def test_spec_for_dependency_all
     d = "#{@gem_repo}#{Gem::MARSHAL_SPEC_DIR}"
     @fetcher.data["#{d}#{@a1.spec_name}.rz"]    = util_zip(Marshal.dump(@a1))
diff --git a/test/rubygems/test_gem_version.rb b/test/rubygems/test_gem_version.rb
index 47759507dc..85ba7647e6 100644
--- a/test/rubygems/test_gem_version.rb
+++ b/test/rubygems/test_gem_version.rb
@@ -23,14 +23,13 @@ class TestGemVersion < Gem::TestCase
     assert_bumped_version_equal "6", "5"
   end
 
-  # FIX: For "legacy reasons," any object that responds to +version+
-  # is returned unchanged. I'm not certain why.
+  # A Gem::Version is already a Gem::Version and therefore not transformed by
+  # Gem::Version.create
 
   def test_class_create
-    fake = Object.new
-    def fake.version; "1.0" end
+    real = Gem::Version.new(1.0)
 
-    assert_same  fake, Gem::Version.create(fake)
+    assert_same  real, Gem::Version.create(real)
     assert_nil   Gem::Version.create(nil)
     assert_equal v("5.1"), Gem::Version.create("5.1")
 
diff --git a/version.h b/version.h
index 2a61970776..9ce816eac2 100644
--- a/version.h
+++ b/version.h
@@ -1,10 +1,10 @@
 #define RUBY_VERSION "2.0.0"
-#define RUBY_RELEASE_DATE "2013-10-26"
-#define RUBY_PATCHLEVEL 341
+#define RUBY_RELEASE_DATE "2013-10-27"
+#define RUBY_PATCHLEVEL 342
 
 #define RUBY_RELEASE_YEAR 2013
 #define RUBY_RELEASE_MONTH 10
-#define RUBY_RELEASE_DAY 26
+#define RUBY_RELEASE_DAY 27
 
 #include "ruby/version.h"