Extract Decorator Step One

* Create empty decorator class
* Move method to decorator

Author: jferris

example_app/app/models/survey.rb

@@ -1,6 +1,4 @@
 class Survey < ActiveRecord::Base
-  NO_ANSWER = "You haven't answered this question".freeze
-
   include ActiveModel::ForbiddenAttributesProtection
 
   validates_presence_of :title
@@ -19,7 +17,7 @@ def summaries_using(summarizer, options = {})
 
   def summary_or_hidden_answer(summarizer, question, answered_by)
     if hide_unanswered_question?(question, answered_by)
-      hide_answer_to_question(question)
+      UnansweredQuestionHider.new.hide_answer_to_question(question)
     else
       question.summary_using(summarizer)
     end
@@ -28,8 +26,4 @@ def summary_or_hidden_answer(summarizer, question, answered_by)
   def hide_unanswered_question?(question, answered_by)
     answered_by && !question.answered_by?(answered_by)
   end
-
-  def hide_answer_to_question(question)
-    Summary.new(question.title, NO_ANSWER)
-  end
 end

example_app/app/models/unanswered_question_hider.rb

@@ -0,0 +1,7 @@
+class UnansweredQuestionHider
+  NO_ANSWER = "You haven't answered this question".freeze
+
+  def hide_answer_to_question(question)
+    Summary.new(question.title, NO_ANSWER)
+  end
+end

example_app/spec/models/unanswered_question_hider_spec.rb

@@ -0,0 +1,13 @@
+require 'spec_helper'
+
+describe UnansweredQuestionHider, '#hide_answer_to_question' do
+  it 'returns a hidden summary' do
+    question = build_stubbed(:question)
+    hider = UnansweredQuestionHider.new
+
+    result = hider.hide_answer_to_question(question)
+
+    result.title.should eq question.title
+    result.value.should eq UnansweredQuestionHider::NO_ANSWER
+  end
+end