Fix test harness. Don't depend on rubygems: let the Rakefile take car…

…e of it

Rakefile

@@ -7,7 +7,7 @@ task :default => :test
 
 desc 'Test the open_id_authentication plugin.'
 Rake::TestTask.new(:test) do |t|
-  t.libs << 'lib'
+  t.ruby_opts << '-rubygems'
   t.pattern = 'test/**/*_test.rb'
   t.verbose = true
 end

test/test_helper.rb

@@ -1,17 +1,11 @@
+RAILS_ROOT = File.dirname(__FILE__) unless defined? RAILS_ROOT
+
 require 'test/unit'
-require 'rubygems'
+require 'mocha'
 
-gem 'activesupport'
 require 'active_support'
-
-gem 'actionpack'
+require 'active_record'
 require 'action_controller'
+require 'initializer' # for Rails.root
 
-gem 'mocha'
-require 'mocha'
-
-gem 'ruby-openid'
-require 'openid'
-
-RAILS_ROOT = File.dirname(__FILE__) unless defined? RAILS_ROOT
-require File.dirname(__FILE__) + "/../lib/open_id_authentication"
+require 'open_id_authentication'