breaking the test mode out into a specific test modes

Rakefile

@@ -111,7 +111,7 @@ namespace :spec do
     desc "Run the Rails integration specs"
     task :rails do
       Dir.chdir "spec/integration/rails" do
-        result = system "rake test:integration"
+        result = system "rake test_unit_webrat"
         raise "Rails integration tests failed" unless result
       end
     end

spec/integration/rails/Rakefile

@@ -8,3 +8,15 @@ require 'rake/testtask'
 require 'rake/rdoctask'
 
 require 'tasks/rails'
+
+desc "runs the test::unit based tests in webrat mode"
+task :test_unit_webrat do
+  ENV['WEBRAT_INTEGRATION_MODE'] = 'webrat'
+  Rake::Task['test:integration'].invoke
+end
+
+desc "runs the test::unit based tests in selenium mode"
+task :test_unit_webrat do
+  ENV['WEBRAT_INTEGRATION_MODE'] = 'selenium'
+  Rake::Task['test:integration'].invoke
+end