Have RunCodeRun test against Rails v2.3.5 with rails_xss enabled.

Rakefile

@@ -333,23 +333,30 @@ rails_versions = [
 ]
 rails_versions << "v2.0.5" if RUBY_VERSION =~ /^1\.8/
 
+def test_rails_version(version)
+  Dir.chdir "test/rails" do
+    `git checkout #{version}`
+  end
+  puts "Testing Rails #{version}"
+  Rake::Task['test'].reenable
+  Rake::Task['test'].execute
+end
+
 namespace :test do
   desc "Test all supported versions of rails. This takes a while."
   task :rails_compatibility do
     `rm -rf test/rails`
     puts "Checking out rails. Please wait."
-    `git clone git://github.com/rails/rails.git test/rails` rescue nil
+    system("git clone git://github.com/rails/rails.git test/rails") rescue nil
     begin
-      rails_versions.each do |version|
-        Dir.chdir "test/rails" do
-          `git checkout #{version}`
-        end
-        puts "Testing Rails #{version}"
-        Rake::Task['test'].reenable
-        Rake::Task['test'].execute
-      end
+      rails_versions.each {|version| test_rails_version version}
+
+      puts "Checking out rails_xss. Please wait."
+      system("git clone git://github.com/NZKoz/rails_xss.git test/plugins/rails_xss")
+      test_rails_version(rails_versions.find {|s| s =~ /^v2\.3/})
     ensure
       `rm -rf test/rails`
+      `rm -rf test/plugins`
     end
   end
 end