Move abstract's controller tests to AV

The ones that were actually testing AV functionality and should belong in there

actionview/test/actionpack/abstract/helper_test.rb

@@ -1,6 +1,6 @@
 require 'abstract_unit'
 
-ActionController::Base.helpers_path = File.expand_path('../../fixtures/helpers', __FILE__)
+ActionController::Base.helpers_path = File.expand_path('../../../fixtures/helpers', __FILE__)
 
 module AbstractController
   module Testing
@@ -52,7 +52,7 @@ module AbstractController
     class AbstractInvalidHelpers < AbstractHelpers
       include ActionController::Helpers
 
-      path = File.join(File.expand_path('../../fixtures', __FILE__), "helpers_missing")
+      path = File.join(File.expand_path('../../../fixtures', __FILE__), "helpers_missing")
       $:.unshift(path)
       self.helpers_path = path
     end

actionview/test/fixtures/helpers/abc_helper.rb

@@ -0,0 +1,5 @@
+module AbcHelper
+  def bare_a() end
+  def bare_b() end
+  def bare_c() end
+end

actionview/test/fixtures/helpers/fun/games_helper.rb

@@ -0,0 +1,5 @@
+module Fun
+  module GamesHelper
+    def stratego() "Iz guuut!" end
+  end
+end

actionview/test/fixtures/helpers/fun/pdf_helper.rb

@@ -0,0 +1,5 @@
+module Fun
+  module PdfHelper
+    def foobar() 'baz' end
+  end
+end

actionview/test/fixtures/helpers/helpery_test_helper.rb

@@ -0,0 +1,5 @@
+module HelperyTestHelper
+  def helpery_test
+    "Default"
+  end
+end

actionview/test/fixtures/helpers/just_me_helper.rb

@@ -0,0 +1,3 @@
+module JustMeHelper
+  def me() "mine!" end
+end

actionview/test/fixtures/helpers/me_too_helper.rb

@@ -0,0 +1,3 @@
+module MeTooHelper
+  def me() "me too!" end
+end