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authorEric Wong <normalperson@yhbt.net>2010-06-03 22:53:28 +0000
committerEric Wong <normalperson@yhbt.net>2010-06-03 22:58:08 +0000
commit8e55e561a1bcba57bf429c9c2111ec5351fcb1b3 (patch)
tree9b46547b67dff0f6b655081b3cfc24c25da09593 /test/rails/app-2.3.8/config/boot.rb
parent4b44e21957e4cb8ec6ace5604fbe096dfd8959d2 (diff)
downloadunicorn-8e55e561a1bcba57bf429c9c2111ec5351fcb1b3.tar.gz
This allows us to gets rid of the Rack 1.0.1 dependency when
running Rails tests since previous versions of Rails 2.3.x
needed Rack 1.0.1, where as Rails 2.2.x and below could be used
with any version of Rack (under Unicorn only).
Diffstat (limited to 'test/rails/app-2.3.8/config/boot.rb')
-rw-r--r--test/rails/app-2.3.8/config/boot.rb109
1 files changed, 109 insertions, 0 deletions
diff --git a/test/rails/app-2.3.8/config/boot.rb b/test/rails/app-2.3.8/config/boot.rb
new file mode 100644
index 0000000..b6c80d5
--- /dev/null
+++ b/test/rails/app-2.3.8/config/boot.rb
@@ -0,0 +1,109 @@
+# -*- encoding: binary -*-
+
+RAILS_ROOT = "#{File.dirname(__FILE__)}/.." unless defined?(RAILS_ROOT)
+
+module Rails
+  class << self
+    def boot!
+      unless booted?
+        preinitialize
+        pick_boot.run
+      end
+    end
+
+    def booted?
+      defined? Rails::Initializer
+    end
+
+    def pick_boot
+      (vendor_rails? ? VendorBoot : GemBoot).new
+    end
+
+    def vendor_rails?
+      File.exist?("#{RAILS_ROOT}/vendor/rails")
+    end
+
+    def preinitialize
+      load(preinitializer_path) if File.exist?(preinitializer_path)
+    end
+
+    def preinitializer_path
+      "#{RAILS_ROOT}/config/preinitializer.rb"
+    end
+  end
+
+  class Boot
+    def run
+      load_initializer
+      Rails::Initializer.run(:set_load_path)
+    end
+  end
+
+  class VendorBoot < Boot
+    def load_initializer
+      require "#{RAILS_ROOT}/vendor/rails/railties/lib/initializer"
+      Rails::Initializer.run(:install_gem_spec_stubs)
+      Rails::GemDependency.add_frozen_gem_path
+    end
+  end
+
+  class GemBoot < Boot
+    def load_initializer
+      self.class.load_rubygems
+      load_rails_gem
+      require 'initializer'
+    end
+
+    def load_rails_gem
+      if version = self.class.gem_version
+        gem 'rails', version
+      else
+        gem 'rails'
+      end
+    rescue Gem::LoadError => load_error
+      $stderr.puts %(Missing the Rails #{version} gem. Please `gem install -v=#{version} rails`, update your RAILS_GEM_VERSION setting in config/environment.rb for the Rails version you do have installed, or comment out RAILS_GEM_VERSION to use the latest version installed.)
+      exit 1
+    end
+
+    class << self
+      def rubygems_version
+        Gem::RubyGemsVersion rescue nil
+      end
+
+      def gem_version
+        if defined? RAILS_GEM_VERSION
+          RAILS_GEM_VERSION
+        elsif ENV.include?('RAILS_GEM_VERSION')
+          ENV['RAILS_GEM_VERSION']
+        else
+          parse_gem_version(read_environment_rb)
+        end
+      end
+
+      def load_rubygems
+        require 'rubygems'
+        min_version = '1.3.1'
+        unless rubygems_version >= min_version
+          $stderr.puts %Q(Rails requires RubyGems >= #{min_version} (you have #{rubygems_version}). Please `gem update --system` and try again.)
+          exit 1
+        end
+
+      rescue LoadError
+        $stderr.puts %Q(Rails requires RubyGems >= #{min_version}. Please install RubyGems and try again: http://rubygems.rubyforge.org)
+        exit 1
+      end
+
+      def parse_gem_version(text)
+        $1 if text =~ /^[^#]*RAILS_GEM_VERSION\s*=\s*["']([!~<>=]*\s*[\d.]+)["']/
+      end
+
+      private
+        def read_environment_rb
+          File.read("#{RAILS_ROOT}/config/environment.rb")
+        end
+    end
+  end
+end
+
+# All that for this:
+Rails.boot!