Don't create test/performance/test_helper.rb. Just require the needed files from test directly. [#1135 state:resolved]

railties/helpers/performance_test.rb

@@ -1,4 +1,5 @@
-require 'performance/test_helper'
+require 'test_helper'
+require 'performance_test_help'
 
 # Profiling results for each test method are written to tmp/performance.
 class BrowsingTest < ActionController::PerformanceTest

railties/helpers/performance_test_helper.rb

@@ -1,2 +0,0 @@
-require 'test_helper'
-require 'performance_test_help'

railties/lib/rails_generator/generators/applications/app/app_generator.rb

@@ -50,7 +50,6 @@ class AppGenerator < Rails::Generator::Base
       m.template "helpers/application.rb",        "app/controllers/application.rb", :assigns => { :app_name => @app_name, :app_secret => md5.hexdigest }
       m.template "helpers/application_helper.rb", "app/helpers/application_helper.rb"
       m.template "helpers/test_helper.rb",        "test/test_helper.rb"
-      m.template "helpers/performance_test_helper.rb", "test/performance/test_helper.rb"
       m.template "helpers/performance_test.rb",   "test/performance/browsing_test.rb"
 
       # database.yml and routes.rb

railties/lib/rails_generator/generators/components/performance_test/templates/performance_test.rb

@@ -1,4 +1,5 @@
-require 'performance/test_helper'
+require 'test_helper'
+require 'performance_test_help'
 
 class <%= class_name %>Test < ActionController::PerformanceTest
   # Replace this with your real tests.