Merged r17761 from trunk to 3.4-stable (#32022).

git-svn-id: http://svn.redmine.org/redmine/branches/3.4-stable@18433 e93f8b46-1217-0410-a6f0-8f06a7374b81

test/unit/enabled_module_test.rb

@@ -20,6 +20,10 @@ require File.expand_path('../../test_helper', __FILE__)
 class EnabledModuleTest < ActiveSupport::TestCase
   fixtures :projects, :trackers, :issue_statuses, :wikis
 
+  def setup
+    User.current = nil
+  end
+
   def test_enabling_wiki_should_create_a_wiki
     CustomField.delete_all
     project = Project.create!(:name => 'Project with wiki', :identifier => 'wikiproject', :enabled_module_names => [])