71 files changed, 530 insertions, 341 deletions
diff --git a/railties/Rakefile b/railties/Rakefile
index 3a87a88ddc..e6f698fc74 100644
--- a/railties/Rakefile
+++ b/railties/Rakefile
@@ -6,12 +6,8 @@ require 'rake/gempackagetask'
 require 'date'
 require 'rbconfig'
 
-begin
-  require File.expand_path('../../vendor/gems/environment', __FILE__)
-rescue LoadError
-end
 $LOAD_PATH.unshift "#{File.dirname(__FILE__)}/lib"
-require 'rails'
+require 'rails/version'
 
 PKG_BUILD       = ENV['PKG_BUILD'] ? '.' + ENV['PKG_BUILD'] : ''
 PKG_NAME        = ENV['PKG_NAME'] || 'rails'
@@ -26,21 +22,23 @@ RUBY_FORGE_USER    = "webster132"
 
 
 task :default => :test
+task :test => 'test:isolated'
 
 ## This is required until the regular test task
 ## below passes.  It's not ideal, but at least
 ## we can see the failures
-task :test do 
-  dir = ENV["TEST_DIR"] || "**"
-  Dir["test/#{dir}/*_test.rb"].all? do |file|
-    next true if file.include?("fixtures")
-    ruby = File.join(*RbConfig::CONFIG.values_at('bindir', 'RUBY_INSTALL_NAME'))
-    system(ruby, '-Itest', "-I#{File.dirname(__FILE__)}/../activesupport/lib", file)
-  end or raise "Failures"
-end
-task :isolated_test => :test
-
-Rake::TestTask.new("regular_test") do |t|
+namespace :test do
+  task :isolated do
+    dir = ENV["TEST_DIR"] || "**"
+    Dir["test/#{dir}/*_test.rb"].all? do |file|
+      next true if file.include?("fixtures")
+      ruby = File.join(*RbConfig::CONFIG.values_at('bindir', 'RUBY_INSTALL_NAME'))
+      system(ruby, '-Itest', "-I#{File.dirname(__FILE__)}/../activesupport/lib", file)
+    end or raise "Failures"
+  end
+end
+
+Rake::TestTask.new('test:regular') do |t|
   t.libs << 'test' << "#{File.dirname(__FILE__)}/../activesupport/lib"
   t.pattern = 'test/**/*_test.rb'
   t.warning = true
@@ -152,7 +150,7 @@ end
 
 # Publishing -------------------------------------------------------
 desc "Publish the rails gem"
-task :pgem => [:gem] do 
+task :pgem => [:gem] do
   require 'rake/contrib/sshpublisher'
   Rake::SshFilePublisher.new("gems.rubyonrails.org", "/u/sites/gems/gems", "pkg", "#{PKG_FILE_NAME}.gem").upload
   `ssh gems.rubyonrails.org '/u/sites/gems/gemupdate.sh'`
diff --git a/railties/lib/rails/application.rb b/railties/lib/rails/application.rb
index 26a55a73e1..b43dcb0041 100644
--- a/railties/lib/rails/application.rb
+++ b/railties/lib/rails/application.rb
@@ -1,6 +1,6 @@
 module Rails
   class Application
-    extend Initializable
+    include Initializable
 
     class << self
       # Stub out App initialize
@@ -8,6 +8,10 @@ module Rails
         new
       end
 
+      def new
+        @instance ||= super
+      end
+
       def config
         @config ||= Configuration.new
       end
@@ -27,23 +31,36 @@ module Rails
         config.root
       end
 
-      def routes
-        ActionController::Routing::Routes
+      def call(env)
+        new.call(env)
       end
+    end
 
-      def middleware
-        config.middleware
-      end
+    def initialize
+      run_initializers
+    end
 
-      def call(env)
-        @app ||= middleware.build(routes)
-        @app.call(env)
-      end
+    def config
+      self.class.config
+    end
 
-      def new
-        run_initializers
-        self
-      end
+    alias configuration config
+
+    def plugin_loader
+      self.class.plugin_loader
+    end
+
+    def middleware
+      config.middleware
+    end
+
+    def routes
+      ActionController::Routing::Routes
+    end
+
+    def call(env)
+      @app ||= middleware.build(routes)
+      @app.call(env)
     end
 
     initializer :initialize_rails do
@@ -242,6 +259,7 @@ module Rails
     # If assigned value cannot be matched to a TimeZone, an exception will be raised.
     initializer :initialize_time_zone do
       if config.time_zone
+        require 'active_support/core_ext/time/zones'
         zone_default = Time.__send__(:get_zone, config.time_zone)
 
         unless zone_default
@@ -411,17 +429,6 @@ module Rails
       end
     end
 
-    # Configure generators if they were already loaded
-    # ===
-    # TODO: Does this need to be an initializer here?
-    initializer :initialize_generators do
-      if defined?(Rails::Generators)
-        Rails::Generators.no_color! unless config.generators.colorize_logging
-        Rails::Generators.aliases.deep_merge! config.generators.aliases
-        Rails::Generators.options.deep_merge! config.generators.options
-      end
-    end
-
     # For each framework, search for instrument file with Notifications hooks.
     #
     initializer :load_notifications_hooks do
diff --git a/railties/lib/rails/commands/destroy.rb b/railties/lib/rails/commands/destroy.rb
index 1270fdd033..f85c17bb94 100644
--- a/railties/lib/rails/commands/destroy.rb
+++ b/railties/lib/rails/commands/destroy.rb
@@ -1,4 +1,5 @@
-require File.expand_path(File.join(File.dirname(__FILE__), '..', 'generators'))
+require 'rails/generators'
+Rails::Generators.configure!
 
 if ARGV.size == 0
   Rails::Generators.help
diff --git a/railties/lib/rails/commands/generate.rb b/railties/lib/rails/commands/generate.rb
index d91dcf9788..c5e3ae3529 100755
--- a/railties/lib/rails/commands/generate.rb
+++ b/railties/lib/rails/commands/generate.rb
@@ -1,4 +1,5 @@
-require File.expand_path(File.join(File.dirname(__FILE__), '..', 'generators'))
+require 'rails/generators'
+Rails::Generators.configure!
 
 if ARGV.size == 0
   Rails::Generators.help
diff --git a/railties/lib/rails/configuration.rb b/railties/lib/rails/configuration.rb
index 0a545f23de..2b847ba711 100644
--- a/railties/lib/rails/configuration.rb
+++ b/railties/lib/rails/configuration.rb
@@ -278,12 +278,16 @@ module Rails
       end
 
       def method_missing(method, *args)
-        method        = method.to_s.sub(/=$/, '').to_sym
-        namespace     = args.first.is_a?(Symbol) ? args.shift : nil
-        configuration = args.first.is_a?(Hash)   ? args.shift : nil
+        method = method.to_s.sub(/=$/, '').to_sym
 
-        @options[:rails][method] = namespace if namespace
-        namespace ||= method
+        if method == :rails
+          namespace, configuration = :rails, args.shift
+        elsif args.first.is_a?(Hash)
+          namespace, configuration = method, args.shift
+        else
+          namespace, configuration = args.shift, args.shift
+          @options[:rails][method] = namespace
+        end
 
         if configuration
           aliases = configuration.delete(:aliases)
diff --git a/railties/lib/rails/generators.rb b/railties/lib/rails/generators.rb
index 49f32aa0db..19412c259e 100644
--- a/railties/lib/rails/generators.rb
+++ b/railties/lib/rails/generators.rb
@@ -9,7 +9,7 @@ require 'active_support/core_ext/module/attribute_accessors'
 require 'active_support/core_ext/string/inflections'
 
 # TODO: Do not always push on vendored thor
-$LOAD_PATH.unshift("#{File.dirname(__FILE__)}/vendor/thor-0.11.8/lib")
+$LOAD_PATH.unshift("#{File.dirname(__FILE__)}/vendor/thor-0.12.0/lib")
 require 'rails/generators/base'
 require 'rails/generators/named_base'
 
@@ -72,6 +72,12 @@ module Rails
       }
     }
 
+    def self.configure!(config = Rails.application.config.generators) #:nodoc:
+      no_color! unless config.colorize_logging
+      aliases.deep_merge! config.aliases
+      options.deep_merge! config.options
+    end
+
     def self.aliases #:nodoc:
       @aliases ||= DEFAULT_ALIASES.dup
     end
@@ -152,7 +158,18 @@ module Rails
     end
     load_paths # Cache load paths. Needed to avoid __FILE__ pointing to wrong paths.
 
-    # Receives a namespace and tries different combinations to find a generator.
+    # Rails finds namespaces exactly as thor, with three conveniences:
+    #
+    #  1) If your generator name ends with generator, as WebratGenerator, it sets
+    #     its namespace to "webrat", so it can be invoked as "webrat" and not
+    #     "webrat_generator";
+    #
+    #  2) If your generator has a generators namespace, as Rails::Generators::WebratGenerator,
+    #     the namespace is set to "rails:generators:webrat", but Rails allows it
+    #     to be invoked simply as "rails:webrat". The "generators" is added
+    #     automatically when doing the lookup;
+    #
+    #  3) Rails looks in load paths and loads the generator just before it's going to be used.
     #
     # ==== Examples
     #
@@ -162,30 +179,29 @@ module Rails
     #
     #   "rails:generators:webrat", "webrat:generators:integration", "webrat"
     #
-    # If the namespace has ":" included we consider that a absolute namespace
-    # was given and the lookup above does not happen. Just the name is searched.
+    # On the other hand, if "rails:webrat" is given, it will search for:
     #
-    # Finally, it deals with one kind of shortcut:
+    #   "rails:generators:webrat", "rails:webrat"
     #
-    #   find_by_namespace "test_unit:model"
-    #
-    # It will search for generators at:
-    #
-    #   "test_unit:generators:model", "test_unit:model"
+    # Notice that the "generators" namespace is handled automatically by Rails,
+    # so you don't need to type it when you want to invoke a generator in specific.
     #
     def self.find_by_namespace(name, base=nil, context=nil) #:nodoc:
-      name, attempts = name.to_s, []
+      name, attempts = name.to_s, [ ]
 
       case name.count(':')
         when 1
           base, name = name.split(':')
           return find_by_namespace(name, base)
         when 0
-          attempts << "#{base}:generators:#{name}"    if base
-          attempts << "#{name}:generators:#{context}" if context
+          attempts += generator_names(base, name)    if base
+          attempts += generator_names(name, context) if context
       end
 
       attempts << name
+      attempts += generator_names(name, name) unless name.include?(?:)
+      attempts.uniq!
+
       unloaded = attempts - namespaces
       lookup(unloaded)
 
@@ -231,7 +247,10 @@ module Rails
 
         until tail.empty?
           others += Dir[File.join(path, *tail)].collect do |file|
-            file.split('/')[-tail.size, 2].join(':').sub(/_generator\.rb$/, '')
+            name = file.split('/')[-tail.size, 2]
+            name.last.sub!(/_generator\.rb$/, '')
+            name.uniq!
+            name.join(':')
           end
           tail.shift
         end
@@ -246,7 +265,7 @@ module Rails
       # Return all defined namespaces.
       #
       def self.namespaces #:nodoc:
-        Thor::Base.subclasses.map{ |klass| klass.namespace }
+        Thor::Base.subclasses.map { |klass| klass.namespace }
       end
 
       # Keep builtin generators in an Array[Array[group, name]].
@@ -257,6 +276,12 @@ module Rails
         end
       end
 
+      # By default, Rails strips the generator namespace to make invocations
+      # easier. This method generaters the both possibilities names.
+      def self.generator_names(first, second)
+        [ "#{first}:generators:#{second}", "#{first}:#{second}" ]
+      end
+
       # Try callbacks for the given base.
       #
       def self.invoke_fallbacks_for(name, base)
@@ -285,6 +310,9 @@ module Rails
           Dir[File.join(path, '**', attempts)].each do |file|
             begin
               require file
+            rescue NameError => e
+              raise unless e.message =~ /Rails::Generator/
+              warn "[WARNING] Could not load generator at #{file.inspect} because it's a Rails 2.x generator, which is not supported anymore"
             rescue Exception => e
               warn "[WARNING] Could not load generator at #{file.inspect}. Error: #{e.message}"
             end
diff --git a/railties/lib/rails/generators/actions.rb b/railties/lib/rails/generators/actions.rb
index 9254f8d918..8677bf283b 100644
--- a/railties/lib/rails/generators/actions.rb
+++ b/railties/lib/rails/generators/actions.rb
@@ -1,4 +1,5 @@
 require 'open-uri'
+require 'active_support/deprecation'
 
 module Rails
   module Generators
@@ -45,19 +46,56 @@ module Rails
       #
       #   gem "rspec", :env => :test
       #   gem "technoweenie-restful-authentication", :lib => "restful-authentication", :source => "http://gems.github.com/"
+      #   gem "rails", "3.0", :git => "git://github.com/rails/rails"
       #
-      def gem(name, options={})
-        log :gem, name
-        env = options.delete(:env)
+      def gem(*args)
+        options = args.extract_options!
+        name, version = args
 
-        gems_code = "config.gem '#{name}'"
+        # Deal with deprecated options
+        { :env => :only, :lib => :require_as }.each do |old, new|
+          next unless options[old]
+          options[new] = options.delete(old)
+          ActiveSupport::Deprecation.warn "#{old.inspect} option in gem is deprecated, use #{new.inspect} instead"
+        end
+
+        # Deal with deprecated source
+        if source = options.delete(:source)
+          ActiveSupport::Deprecation.warn ":source option in gem is deprecated, use add_source method instead"
+          add_source(source)
+        end
+
+        # Set the message to be shown in logs. Uses the git repo if one is given,
+        # otherwise use name (version).
+        parts, message = [ name.inspect ], name
+        if version ||= options.delete(:version)
+          parts   << version
+          message << " (#{version})"
+        end
+        message = options[:git] if options[:git]
+
+        log :gemfile, message
+
+        options.each do |option, value|
+          parts << ":#{option} => #{value.inspect}"
+        end
 
-        if options.any?
-          opts = options.inject([]) {|result, h| result << [":#{h[0]} => #{h[1].inspect.gsub('"',"'")}"] }.sort.join(", ")
-          gems_code << ", #{opts}"
+        in_root do
+          append_file "Gemfile", "gem #{parts.join(", ")}", :verbose => false
         end
+      end
+
+      # Add the given source to Gemfile
+      #
+      # ==== Example
+      #
+      #   source "http://gems.github.com/"
+      def add_source(source, options={})
+        log :source, source
 
-        environment gems_code, :env => env
+        in_root do
+          prepend_file "Gemfile", "source #{source.inspect}", :verbose => false
+        end
       end
 
       # Adds a line inside the Initializer block for config/environment.rb.
@@ -79,6 +117,7 @@ module Rails
           end
         end
       end
+      alias :application :environment
 
       # Run a command in git.
       #
@@ -222,9 +261,8 @@ module Rails
       #
       #   freeze!
       #
-      def freeze!(args = {})
-        log :vendor, "rails"
-        in_root { run("#{extify(:rake)} rails:freeze:edge", :verbose => false) }
+      def freeze!(args={})
+        ActiveSupport::Deprecation.warn "freeze! is deprecated since your rails app now comes bundled with Rails by default, please check your Gemfile"
       end
 
       # Make an entry in Rails routing file conifg/routes.rb
@@ -251,6 +289,7 @@ module Rails
           if args.size == 1
             say args.first.to_s
           else
+            args << (self.behavior == :invoke ? :green : :red)
             say_status *args
           end
         end
diff --git a/railties/lib/rails/generators/active_record.rb b/railties/lib/rails/generators/active_record.rb
index babad33db3..c62f75c384 100644
--- a/railties/lib/rails/generators/active_record.rb
+++ b/railties/lib/rails/generators/active_record.rb
@@ -1,6 +1,7 @@
 require 'rails/generators/named_base'
 require 'rails/generators/migration'
 require 'rails/generators/active_model'
+require 'active_record'
 
 module ActiveRecord
   module Generators
diff --git a/railties/lib/rails/generators/base.rb b/railties/lib/rails/generators/base.rb
index 7af99797ea..226ae63963 100644
--- a/railties/lib/rails/generators/base.rb
+++ b/railties/lib/rails/generators/base.rb
@@ -12,11 +12,24 @@ module Rails
 
       add_runtime_options!
 
+      # Always move to rails source root.
+      #
+      def initialize(*args) #:nodoc:
+        if !invoked?(args) && defined?(Rails.root) && Rails.root
+          self.destination_root = Rails.root
+          FileUtils.cd(destination_root)
+        end
+        super
+      end
+
       # Automatically sets the source root based on the class name.
       #
       def self.source_root
-        @_rails_source_root ||= File.expand_path(File.join(File.dirname(__FILE__),
-                                                 base_name, generator_name, 'templates'))
+        @_rails_source_root ||= begin
+          if base_name && generator_name
+            File.expand_path(File.join(File.dirname(__FILE__), base_name, generator_name, 'templates'))
+          end
+        end
       end
 
       # Tries to get the description from a USAGE file one folder above the source
@@ -201,9 +214,12 @@ module Rails
       #
       def self.inherited(base) #:nodoc:
         super
-        base.source_root # Cache source root
 
-        if Rails.root && base.name !~ /Base$/
+        # Cache source root, we need to do this, since __FILE__ is a relative value
+        # and can point to wrong directions when inside an specified directory.
+        base.source_root
+
+        if base.name && base.name !~ /Base$/ && base.base_name && base.generator_name && defined?(Rails.root) && Rails.root
           path = File.expand_path(File.join(Rails.root, 'lib', 'templates'))
           if base.name.include?('::')
             base.source_paths << File.join(path, base.base_name, base.generator_name)
@@ -247,6 +263,13 @@ module Rails
           end
         end
 
+        # Check if this generator was invoked from another one by inspecting
+        # parameters.
+        #
+        def invoked?(args)
+          args.last.is_a?(Hash) && args.last.key?(:invocations)
+        end
+
         # Use Rails default banner.
         #
         def self.banner
@@ -256,17 +279,24 @@ module Rails
         # Sets the base_name taking into account the current class namespace.
         #
         def self.base_name
-          @base_name ||= self.name.split('::').first.underscore
+          @base_name ||= begin
+            if base = name.to_s.split('::').first
+              base.underscore
+            end
+          end
         end
 
         # Removes the namespaces and get the generator name. For example,
         # Rails::Generators::MetalGenerator will return "metal" as generator name.
         #
         def self.generator_name
-          @generator_name ||= begin
-            klass_name = self.name.split('::').last
-            klass_name.sub!(/Generator$/, '')
-            klass_name.underscore
+          if name
+            @generator_name ||= begin
+              if klass_name = name.to_s.split('::').last
+                klass_name.sub!(/Generator$/, '')
+                klass_name.underscore
+              end
+            end
           end
         end
 
@@ -274,35 +304,27 @@ module Rails
         # Rails::Generators.options.
         #
         def self.default_value_for_option(name, options)
-          config = Rails::Generators.options
-          generator, base = generator_name.to_sym, base_name.to_sym
-
-          if config[generator] && config[generator].key?(name)
-            config[generator][name]
-          elsif config[base] && config[base].key?(name)
-            config[base][name]
-          elsif config[:rails].key?(name)
-            config[:rails][name]
-          else
-            options[:default]
-          end
+          default_for_option(Rails::Generators.options, name, options, options[:default])
         end
 
         # Return default aliases for the option name given doing a lookup in
         # Rails::Generators.aliases.
         #
         def self.default_aliases_for_option(name, options)
-          config = Rails::Generators.aliases
-          generator, base = generator_name.to_sym, base_name.to_sym
+          default_for_option(Rails::Generators.aliases, name, options, options[:aliases])
+        end
 
-          if config[generator] && config[generator].key?(name)
-            config[generator][name]
-          elsif config[base] && config[base].key?(name)
-            config[base][name]
+        # Return default for the option name given doing a lookup in config.
+        #
+        def self.default_for_option(config, name, options, default)
+          if generator_name and c = config[generator_name.to_sym] and c.key?(name)
+            c[name]
+          elsif base_name and c = config[base_name.to_sym] and c.key?(name)
+            c[name]
           elsif config[:rails].key?(name)
             config[:rails][name]
           else
-            options[:aliases]
+            default
           end
         end
 
diff --git a/railties/lib/rails/generators/named_base.rb b/railties/lib/rails/generators/named_base.rb
index 0e5976f915..1d4f52286e 100644
--- a/railties/lib/rails/generators/named_base.rb
+++ b/railties/lib/rails/generators/named_base.rb
@@ -11,7 +11,10 @@ module Rails
 
       alias :file_name :singular_name
 
-      def initialize(*args) #:nodoc:
+      def initialize(args, *options) #:nodoc:
+        # Unfreeze name in case it's given as a frozen string
+        args[0] = args[0].dup if args[0].is_a?(String) && args[0].frozen?
+
         super
         assign_names!(self.name)
         parse_attributes! if respond_to?(:attributes)
diff --git a/railties/lib/rails/generators/rails/app/app_generator.rb b/railties/lib/rails/generators/rails/app/app_generator.rb
index 93d9ac553d..2bcea4bc8f 100644
--- a/railties/lib/rails/generators/rails/app/app_generator.rb
+++ b/railties/lib/rails/generators/rails/app/app_generator.rb
@@ -12,9 +12,6 @@ module Rails::Generators
     class_option :database, :type => :string, :aliases => "-d", :default => "sqlite3",
                             :desc => "Preconfigure for selected database (options: #{DATABASES.join('/')})"
 
-    class_option :freeze, :type => :boolean, :aliases => "-F", :default => false,
-                          :desc => "Freeze Rails in vendor/rails from the gems"
-
     class_option :template, :type => :string, :aliases => "-m",
                             :desc => "Path to an application template (can be a filesystem path or URL)."
 
@@ -126,8 +123,10 @@ module Rails::Generators
     end
 
     def create_script_files
-      directory "script"
-      chmod "script", 0755, :verbose => false
+      directory "script" do |file|
+        prepend_file file, "#{shebang}\n", :verbose => false
+        chmod file, 0755, :verbose => false
+      end
     end
 
     def create_test_files
@@ -155,10 +154,6 @@ module Rails::Generators
       raise Error, "The template [#{rails_template}] could not be loaded. Error: #{e}"
     end
 
-    def freeze?
-      freeze! if options[:freeze]
-    end
-
     protected
 
       attr_accessor :rails_template
diff --git a/railties/lib/rails/generators/rails/app/templates/Gemfile b/railties/lib/rails/generators/rails/app/templates/Gemfile
index 3966c0f70d..8e851a64e7 100644
--- a/railties/lib/rails/generators/rails/app/templates/Gemfile
+++ b/railties/lib/rails/generators/rails/app/templates/Gemfile
@@ -1,20 +1,17 @@
-# Gemfile is where you list all of your application's dependencies
-#
-<%= "# " if options.freeze? %>gem "rails", "<%= Rails::VERSION::STRING %>"
-#
-# Bundling edge rails:
-<%= "# " unless options.freeze? %>gem "rails", "<%= Rails::VERSION::STRING %>", :git => "git://github.com/rails/rails.git"
+# Edit this Gemfile to bundle your application's dependencies.
 
-# Specify gemcutter as a gem source
-# source "http://gemcutter.org"
+gem "rails", "<%= Rails::VERSION::STRING %>"
 
-# Specify gems that this application depends on and have them installed with rake gems:install
+## Bundle edge rails:
+# gem "rails", :git => "git://github.com/rails/rails.git"
+
+## Bundle the gems you use:
 # gem "bj"
 # gem "hpricot", "0.6"
 # gem "sqlite3-ruby", :require_as => "sqlite3"
 # gem "aws-s3", :require_as => "aws/s3"
 
-# Specify gems that should only be required in certain environments
+## Bundle gems used only in certain environments:
 # gem "rspec", :only => :test
 # only :test do
 #   gem "webrat"
diff --git a/railties/lib/rails/generators/rails/app/templates/script/about.tt b/railties/lib/rails/generators/rails/app/templates/script/about
index 7639d4040f..93fd007649 100755
--- a/railties/lib/rails/generators/rails/app/templates/script/about.tt
+++ b/railties/lib/rails/generators/rails/app/templates/script/about
@@ -1,4 +1,3 @@
-<%= shebang %>
 require File.expand_path('../../config/environment',  __FILE__)
 $LOAD_PATH.unshift "#{RAILTIES_PATH}/builtin/rails_info"
 require 'rails/commands/about'
diff --git a/railties/lib/rails/generators/rails/app/templates/script/console.tt b/railties/lib/rails/generators/rails/app/templates/script/console
index 1cd2eb8b53..20aa799d2f 100755
--- a/railties/lib/rails/generators/rails/app/templates/script/console.tt
+++ b/railties/lib/rails/generators/rails/app/templates/script/console
@@ -1,3 +1,2 @@
-<%= shebang %>
 require File.expand_path('../../config/application',  __FILE__)
 require 'rails/commands/console'
diff --git a/railties/lib/rails/generators/rails/app/templates/script/dbconsole.tt b/railties/lib/rails/generators/rails/app/templates/script/dbconsole
index 94beb13715..e6a1c59394 100755
--- a/railties/lib/rails/generators/rails/app/templates/script/dbconsole.tt
+++ b/railties/lib/rails/generators/rails/app/templates/script/dbconsole
@@ -1,3 +1,2 @@
-<%= shebang %>
 require File.expand_path('../../config/application',  __FILE__)
 require 'rails/commands/dbconsole'
diff --git a/railties/lib/rails/generators/rails/app/templates/script/destroy b/railties/lib/rails/generators/rails/app/templates/script/destroy
new file mode 100755
index 0000000000..adfa8e8426
--- /dev/null
+++ b/railties/lib/rails/generators/rails/app/templates/script/destroy
@@ -0,0 +1,2 @@
+require File.expand_path('../../config/environment',  __FILE__)
+require 'rails/commands/destroy'
diff --git a/railties/lib/rails/generators/rails/app/templates/script/destroy.tt b/railties/lib/rails/generators/rails/app/templates/script/destroy.tt
deleted file mode 100755
index c97090cdee..0000000000
--- a/railties/lib/rails/generators/rails/app/templates/script/destroy.tt
+++ /dev/null
@@ -1,3 +0,0 @@
-<%= shebang %>
-require File.expand_path('../../config/application',  __FILE__)
-require 'rails/commands/destroy'
diff --git a/railties/lib/rails/generators/rails/app/templates/script/generate.tt b/railties/lib/rails/generators/rails/app/templates/script/generate
index 26f029c6a6..6fb8ad0395 100755
--- a/railties/lib/rails/generators/rails/app/templates/script/generate.tt
+++ b/railties/lib/rails/generators/rails/app/templates/script/generate
@@ -1,3 +1,2 @@
-<%= shebang %>
 require File.expand_path('../../config/environment',  __FILE__)
 require 'rails/commands/generate'
diff --git a/railties/lib/rails/generators/rails/app/templates/script/performance/benchmarker.tt b/railties/lib/rails/generators/rails/app/templates/script/performance/benchmarker
index 9ebc4c92fc..9647d8f10a 100755
--- a/railties/lib/rails/generators/rails/app/templates/script/performance/benchmarker.tt
+++ b/railties/lib/rails/generators/rails/app/templates/script/performance/benchmarker
@@ -1,3 +1,2 @@
-<%= shebang %>
 require File.expand_path('../../../config/environment',  __FILE__)
 require 'rails/commands/performance/benchmarker'
diff --git a/railties/lib/rails/generators/rails/app/templates/script/performance/profiler.tt b/railties/lib/rails/generators/rails/app/templates/script/performance/profiler
index 5f4c763f9d..a5822042d2 100755
--- a/railties/lib/rails/generators/rails/app/templates/script/performance/profiler.tt
+++ b/railties/lib/rails/generators/rails/app/templates/script/performance/profiler
@@ -1,3 +1,2 @@
-<%= shebang %>
 require File.expand_path('../../../config/environment',  __FILE__)
 require 'rails/commands/performance/profiler'
diff --git a/railties/lib/rails/generators/rails/app/templates/script/plugin.tt b/railties/lib/rails/generators/rails/app/templates/script/plugin
index 4a335ee33c..1f1af6c880 100755
--- a/railties/lib/rails/generators/rails/app/templates/script/plugin.tt
+++ b/railties/lib/rails/generators/rails/app/templates/script/plugin
@@ -1,3 +1,2 @@
-<%= shebang %>
 require File.expand_path('../../config/application',  __FILE__)
 require 'rails/commands/plugin'
diff --git a/railties/lib/rails/generators/rails/app/templates/script/runner.tt b/railties/lib/rails/generators/rails/app/templates/script/runner
index 34ad7c18eb..7a70828e90 100755
--- a/railties/lib/rails/generators/rails/app/templates/script/runner.tt
+++ b/railties/lib/rails/generators/rails/app/templates/script/runner
@@ -1,3 +1,2 @@
-<%= shebang %>
 require File.expand_path('../../config/environment',  __FILE__)
 require 'rails/commands/runner'
diff --git a/railties/lib/rails/generators/rails/app/templates/script/server.tt b/railties/lib/rails/generators/rails/app/templates/script/server
index 932e72ea58..a7aaee2953 100755
--- a/railties/lib/rails/generators/rails/app/templates/script/server.tt
+++ b/railties/lib/rails/generators/rails/app/templates/script/server
@@ -1,3 +1,2 @@
-<%= shebang %>
 require File.expand_path('../../config/application',  __FILE__)
 require 'rails/commands/server'
diff --git a/railties/lib/rails/generators/rails/app/templates/test/performance/browsing_test.rb b/railties/lib/rails/generators/rails/app/templates/test/performance/browsing_test.rb
index 4b60558b43..a3dc38d9e4 100644
--- a/railties/lib/rails/generators/rails/app/templates/test/performance/browsing_test.rb
+++ b/railties/lib/rails/generators/rails/app/templates/test/performance/browsing_test.rb
@@ -1,5 +1,5 @@
 require 'test_helper'
-require 'performance_test_help'
+require 'rails/performance_test_help'
 
 # Profiling results for each test method are written to tmp/performance.
 class BrowsingTest < ActionController::PerformanceTest
diff --git a/railties/lib/rails/generators/resource_helpers.rb b/railties/lib/rails/generators/resource_helpers.rb
index 0385581083..99954e2292 100644
--- a/railties/lib/rails/generators/resource_helpers.rb
+++ b/railties/lib/rails/generators/resource_helpers.rb
@@ -6,6 +6,8 @@ module Rails
     # ActiveModel.
     #
     module ResourceHelpers
+      mattr_accessor :skip_warn
+
       def self.included(base) #:nodoc:
         base.send :attr_reader, :controller_name, :controller_class_name, :controller_file_name,
                                 :controller_class_path, :controller_file_path
@@ -19,7 +21,11 @@ module Rails
         super
 
         if name == name.pluralize && !options[:force_plural]
-          say "Plural version of the model detected, using singularized version. Override with --force-plural."
+          unless ResourceHelpers.skip_warn
+            say "Plural version of the model detected, using singularized version. Override with --force-plural."
+            ResourceHelpers.skip_warn = true
+          end
+
           name.replace name.singularize
           assign_names!(self.name)
         end
diff --git a/railties/lib/rails/generators/test_unit/performance/templates/performance_test.rb b/railties/lib/rails/generators/test_unit/performance/templates/performance_test.rb
index 27c91b0fca..362e3dc09f 100644
--- a/railties/lib/rails/generators/test_unit/performance/templates/performance_test.rb
+++ b/railties/lib/rails/generators/test_unit/performance/templates/performance_test.rb
@@ -1,5 +1,5 @@
 require 'test_helper'
-require 'performance_test_help'
+require 'rails/performance_test_help'
 
 class <%= class_name %>Test < ActionController::PerformanceTest
   # Replace this with your real tests.
diff --git a/railties/lib/rails/initializable.rb b/railties/lib/rails/initializable.rb
index c491d5e012..d78eab9a75 100644
--- a/railties/lib/rails/initializable.rb
+++ b/railties/lib/rails/initializable.rb
@@ -1,93 +1,116 @@
 module Rails
   module Initializable
-    def self.included(klass)
-      klass.instance_eval do
-        extend Rails::Initializable
-        extend Rails::Initializable::ClassMethodsWhenIncluded
-        include Rails::Initializable::InstanceMethodsWhenIncluded
-      end
+    def self.included(base)
+      base.extend ClassMethods
     end
 
-    def self.extended(klass)
-      klass.extend Initializer
-    end
+    class Initializer
+      attr_reader :name, :before, :after, :global, :block
 
-    class Collection < Array
-      def initialize(klasses)
-        klasses.each do |klass|
-          (klass.added_initializers || []).each do |initializer|
-            index = if initializer.before
-              index_for(initializer.before)
-            elsif initializer.after
-              index_for(initializer.after) + 1
-            else
-              length
-            end
-
-            insert(index, initializer)
-          end
-        end
+      def initialize(name, context, options, &block)
+        @name, @context, @options, @block = name, context, options, block
       end
 
-      def index_for(name)
-        inst = find {|i| i.name == name }
-        inst && index(inst)
+      def before
+        @options[:before]
       end
 
-    end
+      def after
+        @options[:after]
+      end
 
-    attr_reader :added_initializers
+      def global
+        @options[:global]
+      end
 
-    # When you include Rails::Initializable, this method will be on instances
-    # of the class included into. When you extend it, it will be on the
-    # class or module itself.
-    #
-    # The #initializers method is set up to return the right list of
-    # initializers for the context in question.
-    def run_initializers
-      return if @_initialized
+      alias global? global
 
-      initializers.each {|initializer| instance_eval(&initializer.block) }
+      def run(*args)
+        @context.instance_exec(*args, &block)
+      end
 
-      @_initialized = true
+      def bind(context)
+        return self if @context
+        Initializer.new(@name, context, @options, &block)
+      end
     end
 
-    module Initializer
-      Initializer = Struct.new(:name, :before, :after, :block, :global)
-
-      def all_initializers
-        klasses = ancestors.select {|klass| klass.is_a?(Initializable) }.reverse
-        initializers = Collection.new(klasses)
+    class Collection < Array
+      def initialize(initializers = [])
+        super()
+        initializers.each do |initializer|
+          if initializer.before
+            index = index_for(initializer.before)
+          elsif initializer.after
+            index = index_for(initializer.after) + 1
+          else
+            index = length
+          end
+          insert(index || -1, initializer)
+        end
       end
 
-      alias initializers all_initializers
+      def +(other)
+        Collection.new(to_a + other.to_a)
+      end
 
-      def initializer(name, options = {}, &block)
-        @added_initializers ||= []
-        @added_initializers <<
-          Initializer.new(name, options[:before], options[:after], block, options[:global])
+      def index_for(name)
+        initializer = find { |i| i.name == name }
+        initializer && index(initializer)
       end
     end
 
-    module ClassMethodsWhenIncluded
-      def initializers
-        all_initializers.select {|i| i.global == true }
+    def run_initializers(*args)
+      return if @ran
+      initializers.each do |initializer|
+        initializer.run(*args)
       end
+      @ran = true
+    end
 
+    def initializers
+      @initializers ||= begin
+        initializers = self.class.initializers_for(:instance)
+        Collection.new(initializers.map { |i| i.bind(self) })
+      end
     end
 
-    module InstanceMethodsWhenIncluded
+    module ClassMethods
       def initializers
-        self.class.all_initializers.reject {|i| i.global == true }
+        @initializers ||= []
+      end
+
+      def initializers_for(scope = :global)
+        initializers = Collection.new
+        ancestors.reverse_each do |klass|
+          next unless klass.respond_to?(:initializers)
+          initializers = initializers + klass.initializers.select { |i|
+            (scope == :global) == !!i.global?
+          }
+        end
+        initializers
+      end
+
+      def initializer(name, opts = {}, &blk)
+        @initializers ||= []
+        @initializers << Initializer.new(name, nil, opts, &blk)
+      end
+
+      def run_initializers(*args)
+        return if @ran
+        initializers_for(:global).each do |initializer|
+          instance_exec(*args, &initializer.block)
+        end
+        @ran = true
       end
     end
   end
 
-  extend Initializable
+  include Initializable
 
   # Check for valid Ruby version (1.8.2 or 1.8.4 or higher). This is done in an
   # external file, so we can use it from the `rails` program as well without duplication.
-  initializer :check_ruby_version do
+  initializer :check_ruby_version, :global => true do
     require 'rails/ruby_version_check'
   end
 
@@ -97,7 +120,7 @@ module Rails
   # on ActionController::Base.
   #
   # For Ruby 1.9, UTF-8 is the default internal and external encoding.
-  initializer :initialize_encoding do
+  initializer :initialize_encoding, :global => true do
     if RUBY_VERSION < '1.9'
       $KCODE='u'
     else
diff --git a/railties/lib/rails/plugin.rb b/railties/lib/rails/plugin.rb
index 1c0af6411a..090ec6e4cb 100644
--- a/railties/lib/rails/plugin.rb
+++ b/railties/lib/rails/plugin.rb
@@ -18,6 +18,7 @@ module Rails
   #   plugin.about["url"] # => "http://interblah.net"
   class Plugin
     include Comparable
+    include Initializable
     
     attr_reader :directory, :name
     
@@ -99,67 +100,69 @@ module Rails
     def locale_files
       Dir[ File.join(locale_path, '*.{rb,yml}') ]
     end
-    
 
-    private
-      def load_about_information
-        about_yml_path = File.join(@directory, "about.yml")
-        parsed_yml = File.exist?(about_yml_path) ? YAML.load(File.read(about_yml_path)) : {}
-        parsed_yml || {}
-      rescue Exception
-        {}
-      end
+  private
+    def load_about_information
+      about_yml_path = File.join(@directory, "about.yml")
+      parsed_yml = File.exist?(about_yml_path) ? YAML.load(File.read(about_yml_path)) : {}
+      parsed_yml || {}
+    rescue Exception
+      {}
+    end
 
-      def report_nonexistant_or_empty_plugin!
-        raise LoadError, "Can not find the plugin named: #{name}"
-      end
+    def report_nonexistant_or_empty_plugin!
+      raise LoadError, "Can not find the plugin named: #{name}"
+    end
 
-      
-      def app_paths
-        [ File.join(directory, 'app', 'models'), File.join(directory, 'app', 'helpers'), controller_path, metal_path ]
-      end
-      
-      def lib_path
-        File.join(directory, 'lib')
-      end
+    def app_paths
+      [ File.join(directory, 'app', 'models'), File.join(directory, 'app', 'helpers'), controller_path, metal_path ]
+    end
 
-      def classic_init_path
-        File.join(directory, 'init.rb')
-      end
+    def lib_path
+      File.join(directory, 'lib')
+    end
 
-      def gem_init_path
-        File.join(directory, 'rails', 'init.rb')
-      end
+    def classic_init_path
+      File.join(directory, 'init.rb')
+    end
 
-      def init_path
-        File.file?(gem_init_path) ? gem_init_path : classic_init_path
-      end
+    def gem_init_path
+      File.join(directory, 'rails', 'init.rb')
+    end
 
+    def init_path
+      File.file?(gem_init_path) ? gem_init_path : classic_init_path
+    end
 
-      def has_app_directory?
-        File.directory?(File.join(directory, 'app'))
-      end
+    def has_app_directory?
+      File.directory?(File.join(directory, 'app'))
+    end
 
-      def has_lib_directory?
-        File.directory?(lib_path)
-      end
+    def has_lib_directory?
+      File.directory?(lib_path)
+    end
 
-      def has_init_file?
-        File.file?(init_path)
-      end
+    def has_init_file?
+      File.file?(init_path)
+    end
 
+    def evaluate_init_rb(initializer)
+      if has_init_file?
+        require 'active_support/core_ext/kernel/reporting'
+        silence_warnings do
+          # Allow plugins to reference the current configuration object
+          config = initializer.configuration
 
-      def evaluate_init_rb(initializer)
-        if has_init_file?
-          require 'active_support/core_ext/kernel/reporting'
-          silence_warnings do
-            # Allow plugins to reference the current configuration object
-            config = initializer.configuration
-            
-            eval(IO.read(init_path), binding, init_path)
-          end
+          eval(IO.read(init_path), binding, init_path)
         end
-      end               
+      end
+    end
+
+    class Vendored < Plugin
+      initializer :init_rb do |application|
+        evaluate_init_rb(application)
+      end
+    end
   end
 
   # This Plugin subclass represents a Gem plugin. Although RubyGems has already
diff --git a/railties/lib/rails/ruby_version_check.rb b/railties/lib/rails/ruby_version_check.rb
index 68d3acc876..62d7804bf3 100644
--- a/railties/lib/rails/ruby_version_check.rb
+++ b/railties/lib/rails/ruby_version_check.rb
@@ -1,13 +1,6 @@
-min_release  = "1.8.2 (2004-12-25)"
+min_release  = "1.8.7"
 ruby_release = "#{RUBY_VERSION} (#{RUBY_RELEASE_DATE})"
-if ruby_release =~ /1\.8\.3/
-  abort <<-end_message
-
-    Rails does not work with Ruby version 1.8.3.
-    Please upgrade to version 1.8.4 or downgrade to 1.8.2.
-
-  end_message
-elsif ruby_release < min_release
+if ruby_release < min_release
   abort <<-end_message
 
     Rails requires Ruby version #{min_release} or later.
diff --git a/railties/lib/rails/vendor/thor-0.11.8/CHANGELOG.rdoc b/railties/lib/rails/vendor/thor-0.12.0/CHANGELOG.rdoc
index dba25b7205..adedfeca9d 100644
--- a/railties/lib/rails/vendor/thor-0.11.8/CHANGELOG.rdoc
+++ b/railties/lib/rails/vendor/thor-0.12.0/CHANGELOG.rdoc
@@ -2,7 +2,12 @@
 
 * Improve spec coverage for Thor::Runner
 
-== 0.11.x, released 2009-07-01
+== 0.12, released 2009-11-06
+
+* [#7] Do not force white color on status
+* [#8] Yield a block with the filename on directory
+
+== 0.11, released 2009-07-01
 
 * Added a rake compatibility layer. It allows you to use spec and rdoc tasks on
   Thor classes.
diff --git a/railties/lib/rails/vendor/thor-0.11.8/LICENSE b/railties/lib/rails/vendor/thor-0.12.0/LICENSE
index 98722da459..98722da459 100644
--- a/railties/lib/rails/vendor/thor-0.11.8/LICENSE
+++ b/railties/lib/rails/vendor/thor-0.12.0/LICENSE
diff --git a/railties/lib/rails/vendor/thor-0.11.8/README.rdoc b/railties/lib/rails/vendor/thor-0.12.0/README.rdoc
index f1106f02b6..f1106f02b6 100644
--- a/railties/lib/rails/vendor/thor-0.11.8/README.rdoc
+++ b/railties/lib/rails/vendor/thor-0.12.0/README.rdoc
diff --git a/railties/lib/rails/vendor/thor-0.11.8/Thorfile b/railties/lib/rails/vendor/thor-0.12.0/Thorfile
index f71a1e57e2..f71a1e57e2 100644
--- a/railties/lib/rails/vendor/thor-0.11.8/Thorfile
+++ b/railties/lib/rails/vendor/thor-0.12.0/Thorfile
diff --git a/railties/lib/rails/vendor/thor-0.11.8/lib/thor.rb b/railties/lib/rails/vendor/thor-0.12.0/lib/thor.rb
index 68944f140d..68944f140d 100644
--- a/railties/lib/rails/vendor/thor-0.11.8/lib/thor.rb
+++ b/railties/lib/rails/vendor/thor-0.12.0/lib/thor.rb
diff --git a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/actions.rb b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/actions.rb
index d561ccb2aa..d561ccb2aa 100644
--- a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/actions.rb
+++ b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/actions.rb
diff --git a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/actions/create_file.rb b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/actions/create_file.rb
index 8f6badee27..a3d9296823 100644
--- a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/actions/create_file.rb
+++ b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/actions/create_file.rb
@@ -60,6 +60,7 @@ class Thor
           FileUtils.mkdir_p(File.dirname(destination))
           File.open(destination, 'w'){ |f| f.write render }
         end
+        given_destination
       end
 
       protected
diff --git a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/actions/directory.rb b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/actions/directory.rb
index 063ac57406..467e63732a 100644
--- a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/actions/directory.rb
+++ b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/actions/directory.rb
@@ -40,15 +40,16 @@ class Thor
     #   directory "doc"
     #   directory "doc", "docs", :recursive => false
     #
-    def directory(source, destination=nil, config={})
-      action Directory.new(self, source, destination || source, config)
+    def directory(source, destination=nil, config={}, &block)
+      action Directory.new(self, source, destination || source, config, &block)
     end
 
     class Directory < EmptyDirectory #:nodoc:
       attr_reader :source
 
-      def initialize(base, source, destination=nil, config={})
+      def initialize(base, source, destination=nil, config={}, &block)
         @source = File.expand_path(base.find_in_source_paths(source.to_s))
+        @block  = block
         super(base, destination, { :recursive => true }.merge(config))
       end
 
@@ -70,6 +71,7 @@ class Thor
           Dir[lookup].each do |file_source|
             next if File.directory?(file_source)
             file_destination = File.join(given_destination, file_source.gsub(source, '.'))
+            file_destination.gsub!('/./', '/')
 
             case file_source
               when /\.empty_directory$/
@@ -77,9 +79,11 @@ class Thor
                 next if dirname == given_destination
                 base.empty_directory(dirname, config)
               when /\.tt$/
-                base.template(file_source, file_destination[0..-4], config)
+                destination = base.template(file_source, file_destination[0..-4], config)
+                @block.call(destination) if @block
               else
-                base.copy_file(file_source, file_destination, config)
+                destination = base.copy_file(file_source, file_destination, config)
+                @block.call(destination) if @block
             end
           end
         end
diff --git a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/actions/empty_directory.rb b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/actions/empty_directory.rb
index 03c1fe4af1..484cb820f8 100644
--- a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/actions/empty_directory.rb
+++ b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/actions/empty_directory.rb
@@ -55,6 +55,7 @@ class Thor
       def revoke!
         say_status :remove, :red
         ::FileUtils.rm_rf(destination) if !pretend? && exists?
+        given_destination
       end
 
       protected
diff --git a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/actions/file_manipulation.rb b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/actions/file_manipulation.rb
index d77d90d448..d77d90d448 100644
--- a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/actions/file_manipulation.rb
+++ b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/actions/file_manipulation.rb
diff --git a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/actions/inject_into_file.rb b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/actions/inject_into_file.rb
index 0636ec6591..0636ec6591 100644
--- a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/actions/inject_into_file.rb
+++ b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/actions/inject_into_file.rb
diff --git a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/base.rb b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/base.rb
index 700d794123..700d794123 100644
--- a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/base.rb
+++ b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/base.rb
diff --git a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/core_ext/hash_with_indifferent_access.rb b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/core_ext/hash_with_indifferent_access.rb
index 78bc5cf4bf..78bc5cf4bf 100644
--- a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/core_ext/hash_with_indifferent_access.rb
+++ b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/core_ext/hash_with_indifferent_access.rb
diff --git a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/core_ext/ordered_hash.rb b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/core_ext/ordered_hash.rb
index 27fea5bb35..27fea5bb35 100644
--- a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/core_ext/ordered_hash.rb
+++ b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/core_ext/ordered_hash.rb
diff --git a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/error.rb b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/error.rb
index f9b31a35d1..f9b31a35d1 100644
--- a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/error.rb
+++ b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/error.rb
diff --git a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/group.rb b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/group.rb
index 1e59df2313..0964a9667a 100644
--- a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/group.rb
+++ b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/group.rb
@@ -74,7 +74,7 @@ class Thor::Group
     #
     def invoke(*names, &block)
       options = names.last.is_a?(Hash) ? names.pop : {}
-      verbose = options.fetch(:verbose, :white)
+      verbose = options.fetch(:verbose, true)
 
       names.each do |name|
         invocations[name] = false
diff --git a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/invocation.rb b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/invocation.rb
index 32e6a72454..32e6a72454 100644
--- a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/invocation.rb
+++ b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/invocation.rb
diff --git a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/parser.rb b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/parser.rb
index 57a3f6e1a5..57a3f6e1a5 100644
--- a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/parser.rb
+++ b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/parser.rb
diff --git a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/parser/argument.rb b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/parser/argument.rb
index aa8ace4719..aa8ace4719 100644
--- a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/parser/argument.rb
+++ b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/parser/argument.rb
diff --git a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/parser/arguments.rb b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/parser/arguments.rb
index fb5d965e06..fb5d965e06 100644
--- a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/parser/arguments.rb
+++ b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/parser/arguments.rb
diff --git a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/parser/option.rb b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/parser/option.rb
index 9e40ec73fa..9e40ec73fa 100644
--- a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/parser/option.rb
+++ b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/parser/option.rb
diff --git a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/parser/options.rb b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/parser/options.rb
index 75092308b5..75092308b5 100644
--- a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/parser/options.rb
+++ b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/parser/options.rb
diff --git a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/rake_compat.rb b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/rake_compat.rb
index 0d0757fdda..0d0757fdda 100644
--- a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/rake_compat.rb
+++ b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/rake_compat.rb
diff --git a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/runner.rb b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/runner.rb
index 9dc70ea069..9dc70ea069 100644
--- a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/runner.rb
+++ b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/runner.rb
diff --git a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/shell.rb b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/shell.rb
index 1dc8f0e5b4..1dc8f0e5b4 100644
--- a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/shell.rb
+++ b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/shell.rb
diff --git a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/shell/basic.rb b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/shell/basic.rb
index ea9665380b..ea9665380b 100644
--- a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/shell/basic.rb
+++ b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/shell/basic.rb
diff --git a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/shell/color.rb b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/shell/color.rb
index 24704f7885..24704f7885 100644
--- a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/shell/color.rb
+++ b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/shell/color.rb
diff --git a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/task.rb b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/task.rb
index 91c7564d3f..91c7564d3f 100644
--- a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/task.rb
+++ b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/task.rb
diff --git a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/util.rb b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/util.rb
index ebae0a3193..ebae0a3193 100644
--- a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/util.rb
+++ b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/util.rb
diff --git a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/version.rb b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/version.rb
index 885230fac4..885230fac4 100644
--- a/railties/lib/rails/vendor/thor-0.11.8/lib/thor/version.rb
+++ b/railties/lib/rails/vendor/thor-0.12.0/lib/thor/version.rb
diff --git a/railties/test/application/generators_test.rb b/railties/test/application/generators_test.rb
index 445a867c85..ccbcd84176 100644
--- a/railties/test/application/generators_test.rb
+++ b/railties/test/application/generators_test.rb
@@ -23,7 +23,8 @@ module ApplicationTests
       Rails::Initializer.run do |c|
         c.generators.orm            = :datamapper
         c.generators.test_framework = :rspec
-        expected = { :rails => { :orm => :datamapper, :test_framework => :rspec } }
+        c.generators.helper         = false
+        expected = { :rails => { :orm => :datamapper, :test_framework => :rspec, :helper => false } }
         assert_equal(expected, c.generators.options)
       end
     end
@@ -45,6 +46,7 @@ module ApplicationTests
       end
       # Initialize the application
       Rails.initialize!
+      Rails::Generators.configure!
 
       assert_equal :rspec, Rails::Generators.options[:rails][:test_framework]
       assert_equal "-w", Rails::Generators.aliases[:rails][:test_framework]
@@ -57,6 +59,7 @@ module ApplicationTests
       end
       # Initialize the application
       Rails.initialize!
+      Rails::Generators.configure!
 
       assert_equal Thor::Base.shell, Thor::Shell::Basic
     end
@@ -93,4 +96,4 @@ module ApplicationTests
       assert Rails::Generators.options.size >= 1
     end
   end
-end
-\ No newline at end of file
+end
diff --git a/railties/test/backtrace_cleaner_test.rb b/railties/test/backtrace_cleaner_test.rb
index 4e273852e0..6cff591b94 100644
--- a/railties/test/backtrace_cleaner_test.rb
+++ b/railties/test/backtrace_cleaner_test.rb
@@ -16,12 +16,12 @@ if defined? Test::Unit::Util::BacktraceFilter
     test "test with backtrace should use the rails backtrace cleaner to clean" do
       Rails.stubs(:backtrace_cleaner).returns(stub(:clean))
       Rails.backtrace_cleaner.expects(:clean).with(@backtrace, nil)
-      @test.filter_backtrace(@backtrace)
+      @test.send(:filter_backtrace, @backtrace)
     end
 
     test "filter backtrace should have the same arity as Test::Unit::Util::BacktraceFilter" do
       assert_nothing_raised do
-        @test.filter_backtrace(@backtrace, '/opt/local/lib')
+        @test.send(:filter_backtrace, @backtrace, '/opt/local/lib')
       end
     end
   end
diff --git a/railties/test/fixtures/lib/generators/foobar/foobar_generator.rb b/railties/test/fixtures/lib/generators/foobar/foobar_generator.rb
new file mode 100644
index 0000000000..d1de8c56fa
--- /dev/null
+++ b/railties/test/fixtures/lib/generators/foobar/foobar_generator.rb
@@ -0,0 +1,4 @@
+module Foobar
+  class FoobarGenerator < Rails::Generators::Base
+  end
+end
diff --git a/railties/test/generators/actions_test.rb b/railties/test/generators/actions_test.rb
index 199b5fa8b4..7d03a37f2a 100644
--- a/railties/test/generators/actions_test.rb
+++ b/railties/test/generators/actions_test.rb
@@ -54,37 +54,37 @@ class ActionsTest < GeneratorsTestCase
     action :plugin, 'rest_auth', {}
   end
 
-  def test_gem_should_put_gem_dependency_in_enviroment
+  def test_add_source_adds_source_to_gemfile
     run_generator
-    action :gem, 'will-paginate'
-    assert_file 'config/application.rb', /config\.gem 'will\-paginate'/
+    action :add_source, 'http://gems.github.com'
+    assert_file 'Gemfile', /source "http:\/\/gems\.github\.com"/
   end
 
-  def test_gem_with_options_should_include_options_in_gem_dependency_in_environment
+  def test_gem_should_put_gem_dependency_in_gemfile
     run_generator
-    action :gem, 'mislav-will-paginate', :lib => 'will-paginate', :source => 'http://gems.github.com'
-
-    regexp = /#{Regexp.escape("config.gem 'mislav-will-paginate', :lib => 'will-paginate', :source => 'http://gems.github.com'")}/
-    assert_file 'config/application.rb', regexp
+    action :gem, 'will-paginate'
+    assert_file 'Gemfile', /gem "will\-paginate"/
   end
 
-  def test_gem_with_env_string_should_put_gem_dependency_in_specified_environment
+  def test_gem_with_options_should_include_all_options_in_gemfile
     run_generator
-    action :gem, 'rspec', :env => 'test'
-    assert_file 'config/environments/test.rb', /config\.gem 'rspec'/
-  end
 
-  def test_gem_with_env_array_should_put_gem_dependency_in_specified_environments
-    run_generator
-    action :gem, 'quietbacktrace', :env => %w[ development test ]
-    assert_file 'config/environments/development.rb', /config\.gem 'quietbacktrace'/
-    assert_file 'config/environments/test.rb', /config\.gem 'quietbacktrace'/
+    assert_deprecated do
+      action :gem, 'mislav-will-paginate', :lib => 'will-paginate', :source => 'http://gems.github.com'
+    end
+
+    assert_file 'Gemfile', /gem "mislav\-will\-paginate", :require_as => "will\-paginate"/
+    assert_file 'Gemfile', /source "http:\/\/gems\.github\.com"/
   end
 
-  def test_gem_with_lib_option_set_to_false_should_put_gem_dependency_in_enviroment_correctly
+  def test_gem_with_env_should_include_all_dependencies_in_gemfile
     run_generator
-    action :gem, 'mislav-will-paginate', :lib => false
-    assert_file 'config/application.rb', /config\.gem 'mislav\-will\-paginate'\, :lib => false/
+
+    assert_deprecated do
+      action :gem, 'rspec', :env => %w(development test)
+    end
+
+    assert_file 'Gemfile', /gem "rspec", :only => \["development", "test"\]/
   end
 
   def test_environment_should_include_data_in_environment_initializer_block
@@ -163,9 +163,10 @@ class ActionsTest < GeneratorsTestCase
     action :capify!
   end
 
-  def test_freeze_should_freeze_rails_edge
-    generator.expects(:run).once.with('rake rails:freeze:edge', :verbose => false)
-    action :freeze!
+  def test_freeze_is_deprecated
+    assert_deprecated do
+      action :freeze!
+    end
   end
 
   def test_route_should_add_data_to_the_routes_block_in_config_routes
diff --git a/railties/test/generators/app_generator_test.rb b/railties/test/generators/app_generator_test.rb
index 20f2a24e6d..10d0bc6bc2 100644
--- a/railties/test/generators/app_generator_test.rb
+++ b/railties/test/generators/app_generator_test.rb
@@ -110,20 +110,6 @@ class AppGeneratorTest < GeneratorsTestCase
     ).each { |path| assert_file "script/#{path}", /#!\/usr\/bin\/env/ }
   end
 
-  def test_rails_is_frozen
-    generator(:freeze => true, :database => "sqlite3").expects(:run).
-              with("rake rails:freeze:edge", :verbose => false)
-    silence(:stdout){ generator.invoke }
-
-    assert_file 'Gemfile' do |content|
-      flag = %(gem "rails", "#{Rails::VERSION::STRING}", :git => "git://github.com/rails/rails.git")
-      assert_match /^#{Regexp.escape(flag)}$/, content
-
-      flag = %(# gem "rails", "#{Rails::VERSION::STRING}")
-      assert_match /^#{Regexp.escape(flag)}$/, content
-    end
-  end
-
   def test_template_from_dir_pwd
     FileUtils.cd(Rails.root)
     assert_match /It works from file!/, run_generator(["-m", "lib/template.rb"])
diff --git a/railties/test/generators/generators_test_helper.rb b/railties/test/generators/generators_test_helper.rb
index ccf08c347c..4ce48a453b 100644
--- a/railties/test/generators/generators_test_helper.rb
+++ b/railties/test/generators/generators_test_helper.rb
@@ -1,8 +1,14 @@
 # TODO: Fix this RAILS_ENV stuff
-RAILS_ENV = 'test'
-
+RAILS_ENV = 'test' unless defined?(RAILS_ENV)
 require 'abstract_unit'
-Rails.application.config.root = File.expand_path(File.join(File.dirname(__FILE__), '..', 'fixtures'))
+
+module Rails
+  def self.root
+    @root ||= File.expand_path(File.join(File.dirname(__FILE__), '..', 'fixtures'))
+  end
+end
+Rails.application.config.root = Rails.root
+
 require 'rails/generators'
 require 'rubygems'
 require 'active_record'
@@ -11,12 +17,11 @@ require 'action_dispatch'
 CURRENT_PATH = File.expand_path(Dir.pwd)
 Rails::Generators.no_color!
 
-class GeneratorsTestCase < Test::Unit::TestCase
+class GeneratorsTestCase < ActiveSupport::TestCase
   include FileUtils
 
   def destination_root
-    @destination_root ||= File.expand_path(File.join(File.dirname(__FILE__),
-                                            '..', 'fixtures', 'tmp'))
+    File.join(Rails.root, "tmp")
   end
 
   def setup
diff --git a/railties/test/generators/resource_generator_test.rb b/railties/test/generators/resource_generator_test.rb
index dcae81c204..886af01b22 100644
--- a/railties/test/generators/resource_generator_test.rb
+++ b/railties/test/generators/resource_generator_test.rb
@@ -75,7 +75,7 @@ class ResourceGeneratorTest < GeneratorsTestCase
   end
 
   def test_plural_names_are_singularized
-    content = run_generator ["accounts"]
+    content = run_generator ["accounts".freeze]
     assert_file "app/models/account.rb", /class Account < ActiveRecord::Base/
     assert_file "test/unit/account_test.rb", /class AccountTest/
     assert_match /Plural version of the model detected, using singularized version. Override with --force-plural./, content
diff --git a/railties/test/generators_test.rb b/railties/test/generators_test.rb
index 178b5ef6de..a8716d9992 100644
--- a/railties/test/generators_test.rb
+++ b/railties/test/generators_test.rb
@@ -1,4 +1,4 @@
-require File.join(File.dirname(__FILE__), 'generators', 'generators_test_helper')
+require 'generators/generators_test_helper'
 require 'rails/generators/rails/model/model_generator'
 require 'rails/generators/test_unit/model/model_generator'
 require 'mocha'
@@ -45,6 +45,12 @@ class GeneratorsTest < GeneratorsTestCase
     assert_equal "test_unit:generators:model", klass.namespace
   end
 
+  def test_find_by_namespace_with_duplicated_name
+    klass = Rails::Generators.find_by_namespace(:foobar)
+    assert klass
+    assert_equal "foobar:foobar", klass.namespace
+  end
+
   def test_find_by_namespace_add_generators_to_raw_lookups
     klass = Rails::Generators.find_by_namespace("test_unit:model")
     assert klass
@@ -101,14 +107,15 @@ class GeneratorsTest < GeneratorsTestCase
 
   def test_rails_generators_with_others_information
     output = capture(:stdout){ Rails::Generators.help }.split("\n").last
-    assert_equal "Others: active_record:fixjour, fixjour, mspec, rails:javascripts.", output
+    assert_equal "Others: active_record:fixjour, fixjour, foobar, mspec, rails:javascripts.", output
   end
 
   def test_warning_is_shown_if_generator_cant_be_loaded
-    Rails::Generators.load_paths << File.expand_path("../fixtures/vendor/gems/gems/wrong", __FILE__)
+    Rails::Generators.load_paths << File.join(Rails.root, "vendor", "gems", "gems", "wrong")
     output = capture(:stderr){ Rails::Generators.find_by_namespace(:wrong) }
+
     assert_match /\[WARNING\] Could not load generator at/, output
-    assert_match /Error: uninitialized constant Rails::Generator/, output
+    assert_match /Rails 2\.x generator/, output
   end
 
   def test_no_color_sets_proper_shell
@@ -159,10 +166,7 @@ class GeneratorsTest < GeneratorsTestCase
     Rails::Generators.options[:new_generator] = { :generate => false }
 
     klass = Class.new(Rails::Generators::Base) do
-      def self.name
-        "NewGenerator"
-      end
-
+      def self.name() 'NewGenerator' end
       class_option :generate, :default => true
     end
 
diff --git a/railties/test/initializable_test.rb b/railties/test/initializable_test.rb
index f7237e69cc..2920883132 100644
--- a/railties/test/initializable_test.rb
+++ b/railties/test/initializable_test.rb
@@ -4,59 +4,59 @@ require 'rails/initializable'
 module InitializableTests
 
   class Foo
-    extend Rails::Initializable
+    include Rails::Initializable
 
     class << self
       attr_accessor :foo, :bar
     end
 
-    initializer :omg do
+    initializer :omg, :global => true do
       @foo ||= 0
       @foo += 1
     end
   end
 
   class Bar < Foo
-    initializer :bar do
+    initializer :bar, :global => true do
       @bar ||= 0
       @bar += 1
     end
   end
 
   module Word
-    extend Rails::Initializable
+    include Rails::Initializable
 
-    initializer :word do
+    initializer :word, :global => true do
       $word = "bird"
     end
   end
 
   class Parent
-    extend Rails::Initializable
+    include Rails::Initializable
 
-    initializer :one do
+    initializer :one, :global => true do
       $arr << 1
     end
 
-    initializer :two do
+    initializer :two, :global => true do
       $arr << 2
     end
   end
 
   class Child < Parent
-    extend Rails::Initializable
+    include Rails::Initializable
 
-    initializer :three, :before => :one do
+    initializer :three, :before => :one, :global => true do
       $arr << 3
     end
 
-    initializer :four, :after => :one do
+    initializer :four, :after => :one, :global => true do
       $arr << 4
     end
   end
 
   class Parent
-    initializer :five, :before => :one do
+    initializer :five, :before => :one, :global => true do
       $arr << 5
     end
   end
@@ -81,6 +81,42 @@ module InitializableTests
     end
   end
 
+  class WithArgs
+    include Rails::Initializable
+
+    initializer :foo do |arg|
+      $with_arg = arg
+    end
+  end
+
+  class OverriddenInitializer
+    class MoreInitializers
+      include Rails::Initializable
+
+      initializer :startup, :before => :last do
+        $arr << two
+      end
+
+      def two
+        2
+      end
+    end
+
+    include Rails::Initializable
+
+    initializer :first do
+      $arr << 1
+    end
+
+    initializer :last do
+      $arr << 3
+    end
+
+    def self.initializers
+      super + MoreInitializers.new.initializers
+    end
+  end
+
   class Basic < ActiveSupport::TestCase
     include ActiveSupport::Testing::Isolation
 
@@ -140,4 +176,20 @@ module InitializableTests
       assert_equal [3, 4], $arr
     end
   end
+
+  class WithArgsTest < ActiveSupport::TestCase
+    test "running initializers with args" do
+      $with_arg = nil
+      WithArgs.new.run_initializers('foo')
+      assert_equal 'foo', $with_arg
+    end
+  end
+
+  class OverriddenInitializerTest < ActiveSupport::TestCase
+    test "merges in the initializers from the parent in the right order" do
+      $arr = []
+      OverriddenInitializer.new.run_initializers
+      assert_equal [1, 2, 3], $arr
+    end
+  end
 end
 \ No newline at end of file
diff --git a/railties/test/initializer/check_ruby_version_test.rb b/railties/test/initializer/check_ruby_version_test.rb
index cf956e68fb..97d884e1be 100644
--- a/railties/test/initializer/check_ruby_version_test.rb
+++ b/railties/test/initializer/check_ruby_version_test.rb
@@ -14,24 +14,32 @@ module InitializerTests
       assert_rails_does_not_boot "1.8.1"
     end
 
-    test "rails initializes with ruby version 1.8.2" do
-      assert_rails_boots "1.8.2"
+    test "rails does not initialize with ruby version 1.8.2" do
+      assert_rails_does_not_boot "1.8.2"
     end
 
     test "rails does not initialize with ruby version 1.8.3" do
       assert_rails_does_not_boot "1.8.3"
     end
 
-    test "rails initializes with ruby version 1.8.4" do
-      assert_rails_boots "1.8.4"
+    test "rails does not initialize with ruby version 1.8.4" do
+      assert_rails_does_not_boot "1.8.4"
     end
 
-    test "rails initializes with ruby version 1.8.5" do
-      assert_rails_boots "1.8.5"
+    test "rails does not initializes with ruby version 1.8.5" do
+      assert_rails_does_not_boot "1.8.5"
     end
 
-    test "rails initializes with ruby version 1.8.6" do
-      assert_rails_boots "1.8.6"
+    test "rails does not initialize with ruby version 1.8.6" do
+      assert_rails_does_not_boot "1.8.6"
+    end
+
+    test "rails initializes with ruby version 1.8.7" do
+      assert_rails_boots "1.8.7"
+    end
+
+    test "rails initializes with the current version of Ruby" do
+      assert_rails_boots
     end
 
     def set_ruby_version(version)
@@ -39,8 +47,8 @@ module InitializerTests
       Object.const_set(:RUBY_VERSION, version.freeze)
     end
 
-    def assert_rails_boots(version)
-      set_ruby_version(version)
+    def assert_rails_boots(version = nil)
+      set_ruby_version(version) if version
       assert_nothing_raised "It appears that rails does not boot" do
         Rails::Initializer.run { |c| c.frameworks = [] }
         Rails.initialize!
diff --git a/railties/test/isolation/abstract_unit.rb b/railties/test/isolation/abstract_unit.rb
index 462a4d8dea..0b479e944c 100644
--- a/railties/test/isolation/abstract_unit.rb
+++ b/railties/test/isolation/abstract_unit.rb
@@ -157,9 +157,13 @@ Module.new do
   FileUtils.mkdir(tmp_path)
 
   environment = File.expand_path('../../../../vendor/gems/environment', __FILE__)
+  if File.exist?(environment)
+    require_environment = "-r #{environment}"
+  end
 
-  `#{Gem.ruby} -r #{environment} #{RAILS_FRAMEWORK_ROOT}/railties/bin/rails #{tmp_path('app_template')}`
+  `#{Gem.ruby} #{require_environment} #{RAILS_FRAMEWORK_ROOT}/railties/bin/rails #{tmp_path('app_template')}`
   File.open("#{tmp_path}/app_template/config/boot.rb", 'w') do |f|
-    f.puts "require '#{environment}' ; require 'rails'"
+    f.puts "require '#{environment}'" if require_environment
+    f.puts "require 'rails'"
   end
 end
diff --git a/railties/test/metal_test.rb b/railties/test/metal_test.rb
index 6864254e4c..2256b191e2 100644
--- a/railties/test/metal_test.rb
+++ b/railties/test/metal_test.rb
@@ -85,7 +85,7 @@ class MetalTest < Test::Unit::TestCase
   private
   
   def app
-    lambda{[402,{},["End of the Line"]]}
+    lambda{|env|[402,{},["End of the Line"]]}
   end
 
   def use_appdir(root)