Revert "Testing that `paginate` helper properly works under mouted Engine"

This reverts commit e8cab2d34a.

reason: this commit was accidentally added. I wanted to test that the helpers are working inside mouted engine on the fake app, but it turned out that this test is not really testing that...

spec/fake_app/engine/lib/engine.rb

@@ -1,20 +0,0 @@
-module Engine
-  class Engine < ::Rails::Engine
-    isolate_namespace ::Engine
-  end
-end
-
-Engine::Engine.routes.draw do
-  resources :users
-end
-
-# controllers
-class Engine::UsersController < ::ApplicationController
-  def index
-    @users = User.page(params[:page]).per(3)
-    render :inline => <<-ERB
-<%= @users.map(&:name).join("\n") %>
-<%= paginate @users %>
-ERB
-  end
-end

spec/fake_app/rails_app.rb

@@ -17,6 +17,11 @@ app.config.root = File.dirname(__FILE__)
 Rails.backtrace_cleaner.remove_silencers!
 app.initialize!
 
+# routes
+app.routes.draw do
+  resources :users
+end
+
 #models
 require 'fake_app/active_record/models' if defined? ActiveRecord
 require 'fake_app/data_mapper/models' if defined? DataMapper
@@ -49,14 +54,3 @@ end
 
 # helpers
 Object.const_set(:ApplicationHelper, Module.new)
-
-# routes
-app.routes.draw do
-  resources :users
-
-  if Rails.version > '3.1.0'
-    $LOAD_PATH << File.join(File.dirname(__FILE__), 'engine/lib')
-    require 'engine'
-    mount Engine::Engine => '/engine'
-  end
-end

spec/requests/engine_spec.rb

@@ -1,26 +0,0 @@
-# encoding: UTF-8
-require 'spec_helper'
-
-feature 'Pagination properly works in mouted Engines' do
-  background do
-    1.upto(10) {|i| User.create! :name => "user#{'%02d' % i}" }
-  end
-  scenario 'Showing normal pagination links' do
-    visit '/engine/users'
-
-    within 'nav.pagination' do
-      within 'span.page.current' do
-        page.should have_content '1'
-      end
-      within 'span.next' do
-        click_link 'Next ›'
-      end
-    end
-
-    within 'nav.pagination' do
-      within 'span.page.current' do
-        page.should have_content '2'
-      end
-    end
-  end
-end if Rails.version > '3.1.0'