diff --git a/test/unit/lib/redmine/hook_test.rb b/test/unit/lib/redmine/hook_test.rb
index 1a8dce3b2..27e4e2e98 100644
--- a/test/unit/lib/redmine/hook_test.rb
+++ b/test/unit/lib/redmine/hook_test.rb
@@ -23,7 +23,7 @@ class Redmine::Hook::ManagerTest < ActiveSupport::TestCase
 
   # Some hooks that are manually registered in these tests
   class TestHook < Redmine::Hook::ViewListener; end
-  
+
   class TestHook1 < TestHook
     def view_layouts_base_html_head(context)
       'Test hook 1 listener.'
@@ -51,54 +51,54 @@ class Redmine::Hook::ManagerTest < ActiveSupport::TestCase
   class TestHookHelperController < ActionController::Base
     include Redmine::Hook::Helper
   end
-  
+
   class TestHookHelperView < ActionView::Base
     include Redmine::Hook::Helper
   end
-  
+
   Redmine::Hook.clear_listeners
-  
+
   def setup
     @hook_module = Redmine::Hook
   end
-  
+
   def teardown
     @hook_module.clear_listeners
   end
-  
+
   def test_clear_listeners
     assert_equal 0, @hook_module.hook_listeners(:view_layouts_base_html_head).size
     @hook_module.add_listener(TestHook1)
     @hook_module.add_listener(TestHook2)
     assert_equal 2, @hook_module.hook_listeners(:view_layouts_base_html_head).size
-    
+
     @hook_module.clear_listeners
     assert_equal 0, @hook_module.hook_listeners(:view_layouts_base_html_head).size
   end
-  
+
   def test_add_listener
     assert_equal 0, @hook_module.hook_listeners(:view_layouts_base_html_head).size
     @hook_module.add_listener(TestHook1)
     assert_equal 1, @hook_module.hook_listeners(:view_layouts_base_html_head).size
   end
-  
+
   def test_call_hook
     @hook_module.add_listener(TestHook1)
     assert_equal ['Test hook 1 listener.'], hook_helper.call_hook(:view_layouts_base_html_head)
   end
-  
+
   def test_call_hook_with_context
     @hook_module.add_listener(TestHook3)
     assert_equal ['Context keys: bar, controller, foo, project, request.'],
                  hook_helper.call_hook(:view_layouts_base_html_head, :foo => 1, :bar => 'a')
   end
-  
+
   def test_call_hook_with_multiple_listeners
     @hook_module.add_listener(TestHook1)
     @hook_module.add_listener(TestHook2)
     assert_equal ['Test hook 1 listener.', 'Test hook 2 listener.'], hook_helper.call_hook(:view_layouts_base_html_head)
   end
-  
+
   # Context: Redmine::Hook::Helper.call_hook default_url
   def test_call_hook_default_url_options
     @hook_module.add_listener(TestLinkToHook)
@@ -111,27 +111,27 @@ class Redmine::Hook::ManagerTest < ActiveSupport::TestCase
     @hook_module.add_listener(TestHook3)
     assert_match /project/i, hook_helper.call_hook(:view_layouts_base_html_head)[0]
   end
-  
+
   def test_call_hook_from_controller_with_controller_added_to_context
     @hook_module.add_listener(TestHook3)
     assert_match /controller/i, hook_helper.call_hook(:view_layouts_base_html_head)[0]
   end
-    
+
   def test_call_hook_from_controller_with_request_added_to_context
     @hook_module.add_listener(TestHook3)
     assert_match /request/i, hook_helper.call_hook(:view_layouts_base_html_head)[0]
   end
-    
+
   def test_call_hook_from_view_with_project_added_to_context
     @hook_module.add_listener(TestHook3)
     assert_match /project/i, view_hook_helper.call_hook(:view_layouts_base_html_head)
   end
-    
+
   def test_call_hook_from_view_with_controller_added_to_context
     @hook_module.add_listener(TestHook3)
     assert_match /controller/i, view_hook_helper.call_hook(:view_layouts_base_html_head)
   end
-    
+
   def test_call_hook_from_view_with_request_added_to_context
     @hook_module.add_listener(TestHook3)
     assert_match /request/i, view_hook_helper.call_hook(:view_layouts_base_html_head)
@@ -146,27 +146,27 @@ class Redmine::Hook::ManagerTest < ActiveSupport::TestCase
 
   def test_call_hook_should_not_change_the_default_url_for_email_notifications
     issue = Issue.find(1)
- 
+
     ActionMailer::Base.deliveries.clear
     Mailer.deliver_issue_add(issue)
     mail = ActionMailer::Base.deliveries.last
- 
+
     @hook_module.add_listener(TestLinkToHook)
     hook_helper.call_hook(:view_layouts_base_html_head)
- 
+
     ActionMailer::Base.deliveries.clear
     Mailer.deliver_issue_add(issue)
     mail2 = ActionMailer::Base.deliveries.last
- 
+
     assert_equal mail.body, mail2.body
   end
-  
+
   def hook_helper
     @hook_helper ||= TestHookHelperController.new
   end
 
   def view_hook_helper
-    @view_hook_helper ||= TestHookHelperView.new(Rails.root + '/app/views')
+    @view_hook_helper ||= TestHookHelperView.new(RAILS_ROOT + '/app/views')
   end
 end