DRY fake models for testing

actionview/test/actionpack/controller/render_test.rb

 require "abstract_unit"
 require "active_model"
+require "controller/fake_models"
 
 class ApplicationController < ActionController::Base
   self.view_paths = File.join(FIXTURE_LOAD_PATH, "actionpack")
 end
 
-Customer = Struct.new(:name, :id) do
-  extend ActiveModel::Naming
-  include ActiveModel::Conversion
-
-  undef_method :to_json
-
-  def to_xml(options = {})
-    if options[:builder]
-      options[:builder].name name
-    else
-      "<name>#{name}</name>"
-    end
-  end
-
-  def to_js(options = {})
-    "name: #{name.inspect}"
-  end
-  alias :to_text :to_js
-
-  def errors
-    []
-  end
-
-  def persisted?
-    id.present?
-  end
-
-  def cache_key
-    name.to_s
-  end
-end
-
 module Quiz
   #Models
   Question = Struct.new(:name, :id) do
@@ -56,9 +25,6 @@ def new
   end
 end
 
-class BadCustomer < Customer; end
-class GoodCustomer < Customer; end
-
 module Fun
   class GamesController < ApplicationController
     def hello_world; end

actionview/test/lib/controller/fake_models.rb

@@ -26,11 +26,15 @@ def errors
   def persisted?
     id.present?
   end
-end
 
-class GoodCustomer < Customer
+  def cache_key
+    name.to_s
+  end
 end
 
+class BadCustomer < Customer; end
+class GoodCustomer < Customer; end
+
 Post = Struct.new(:title, :author_name, :body, :secret, :persisted, :written_on, :cost) do
   extend ActiveModel::Naming
   include ActiveModel::Conversion