##controllers
class CheckinController < ApplicationController
  before_filter :join_phones, :only => :create
  before_filter :fix_names, :only => :create

#blah blah

private
  def join_phones
    params[:checkin_form][:account][:phone1] = (!params[:checkin_form][:account][:phone1_0].empty? && !params[:checkin_form][:account][:phone1_1].empty? && !params[:checkin_form][:account][:phone1_2].empty?) ? [params[:checkin_form][:account][:phone1_0], params[:checkin_form][:account][:phone1_1], params[:checkin_form][:account][:phone1_2]].join('-') : nil
  end
end

##error console
test_account_creation(AccountTest):
NoMethodError: undefined method `join_phones' for #<Account:0xb742f2b8>
    /usr/lib/ruby/gems/1.8/gems/activerecord-2.1.1/lib/active_record/attribute_methods.rb:256:in `method_missing'
    /usr/lib/ruby/gems/1.8/gems/activesupport-2.1.1/lib/active_support/callbacks.rb:173:in `send'
    /usr/lib/ruby/gems/1.8/gems/activesupport-2.1.1/lib/active_support/callbacks.rb:173:in `evaluate_method'
    /usr/lib/ruby/gems/1.8/gems/activesupport-2.1.1/lib/active_support/callbacks.rb:161:in `call'
    /usr/lib/ruby/gems/1.8/gems/activesupport-2.1.1/lib/active_support/callbacks.rb:93:in `run'
    /usr/lib/ruby/gems/1.8/gems/activesupport-2.1.1/lib/active_support/callbacks.rb:92:in `each'
    /usr/lib/ruby/gems/1.8/gems/activesupport-2.1.1/lib/active_support/callbacks.rb:92:in `send'
    /usr/lib/ruby/gems/1.8/gems/activesupport-2.1.1/lib/active_support/callbacks.rb:92:in `run'
    /usr/lib/ruby/gems/1.8/gems/activesupport-2.1.1/lib/active_support/callbacks.rb:272:in `run_callbacks'
    /usr/lib/ruby/gems/1.8/gems/activerecord-2.1.1/lib/active_record/callbacks.rb:298:in `callback'
    /usr/lib/ruby/gems/1.8/gems/activerecord-2.1.1/lib/active_record/callbacks.rb:219:in `create_without_timestamps'
    /usr/lib/ruby/gems/1.8/gems/activerecord-2.1.1/lib/active_record/timestamp.rb:29:in `create'
    /usr/lib/ruby/gems/1.8/gems/activerecord-2.1.1/lib/active_record/base.rb:2483:in `create_or_update_without_callbacks'
    /usr/lib/ruby/gems/1.8/gems/activerecord-2.1.1/lib/active_record/callbacks.rb:207:in `create_or_update'
    /usr/lib/ruby/gems/1.8/gems/activerecord-2.1.1/lib/active_record/base.rb:2211:in `save_without_validation'
    /usr/lib/ruby/gems/1.8/gems/activerecord-2.1.1/lib/active_record/validations.rb:911:in `save_without_dirty'
    /usr/lib/ruby/gems/1.8/gems/activerecord-2.1.1/lib/active_record/dirty.rb:75:in `save_without_transactions'
    /usr/lib/ruby/gems/1.8/gems/activerecord-2.1.1/lib/active_record/transactions.rb:106:in `save'
    /usr/lib/ruby/gems/1.8/gems/activerecord-2.1.1/lib/active_record/connection_adapters/abstract/database_statements.rb:66:in `transaction'
    /usr/lib/ruby/gems/1.8/gems/activerecord-2.1.1/lib/active_record/transactions.rb:79:in `transaction'
    /usr/lib/ruby/gems/1.8/gems/activerecord-2.1.1/lib/active_record/transactions.rb:98:in `transaction'
    /usr/lib/ruby/gems/1.8/gems/activerecord-2.1.1/lib/active_record/transactions.rb:106:in `save'
    /usr/lib/ruby/gems/1.8/gems/activerecord-2.1.1/lib/active_record/transactions.rb:118:in `rollback_active_record_state!'
    /usr/lib/ruby/gems/1.8/gems/activerecord-2.1.1/lib/active_record/transactions.rb:106:in `save'
    /usr/lib/ruby/gems/1.8/gems/activerecord-2.1.1/lib/active_record/base.rb:644:in `create'
    test/unit/account_test.rb:19:in `test_account_creation'
    /usr/lib/ruby/gems/1.8/gems/activesupport-2.1.1/lib/active_support/testing/setup_and_teardown.rb:33:in `__send__'
    /usr/lib/ruby/gems/1.8/gems/activesupport-2.1.1/lib/active_support/testing/setup_and_teardown.rb:33:in `run'