rewriting some factories

spec/factories/users.rb

@@ -1,11 +1,18 @@
 FactoryGirl.define do  
+  sequence (:email) {|n| "testuser#{n}@fet.at"}
   factory :user do
-    email "testuser@test.at"
+    email
     password "password"
     password_confirmation "password"
     factory :other_user do
       email "othertest@test.at"
     end
+    trait :fetuser do 
+      after(:create) do |user|
+        user.after_create {|u| u.add_role("fetuser")}
+      end
+    end
+  end
+  
   end
-end