1) UsersController GET #show when an user is logged in, returns https status 200. Failure/Error: @user = FactoryGirl.create(:user) ActiveRecord::RecordInvalid: Validation failed: Email has already been taken, Name has already been taken # ./spec/controllers/users_controller_spec.rb:9:in `block (4 levels) in <top (required)>' のようにModelのValidationでエラーが発生し、テストに失敗する。 (上記のエラーは、テストデータの投入時にModelのUniquene