Rakefile in couch_potato-0.5.7 vs Rakefile in couch_potato-0.6.0

@@ -66,10 +66,20 @@
 desc "Run unit specs with all validation frameworks"
 task :spec_unit => [:spec_unit_validatable, :spec_unit_active_model] do
 end
 
 desc "Run all specs"
-task :spec => [:spec_unit, :spec_functional] do
+task :spec do
+  ['3_0', '3_1'].each do |version|
+    Bundler.with_clean_env do
+      ENV['BUNDLE_GEMFILE'] = "active_support_#{version}"
+      sh "bundle install"
+      Rake::Task[:spec_unit_active_model].execute
+      Rake::Task[:spec_functional_active_model].execute
+      Rake::Task[:spec_unit_validatable].execute
+      Rake::Task[:spec_functional_validatable].execute
+    end
+  end
 end
 
 desc 'Generate documentation'
 Rake::RDocTask.new(:rdoc) do |rdoc|
   rdoc.rdoc_dir = 'rdoc'