diff --git a/app/models/doc_section.rb b/app/models/doc_section.rb
index 03269d9..2482e13 100644
--- a/app/models/doc_section.rb
+++ b/app/models/doc_section.rb
@@ -1,5 +1,9 @@
 class DocSection < DocItem
 
+  def self.root_dir
+    @root_dir ||= File.join(RAILS_ROOT, 'doc', 'noosfero')
+  end
+
   def items
     @items ||= load_items
   end
@@ -36,7 +40,7 @@ class DocSection < DocItem
 
   def self.root(language = 'en')
     @root ||= {}
-    @root[language] ||= load(File.join(RAILS_ROOT, 'doc', 'noosfero'), language)
+    @root[language] ||= load(root_dir, language)
   end
 
   private
@@ -44,7 +48,7 @@ class DocSection < DocItem
   attr_accessor :directory
 
   def self.load_dirs(language)
-    Dir.glob(File.join(RAILS_ROOT, 'doc', 'noosfero', '*')).select {|item| File.directory?(item) }.map do |dir|
+    Dir.glob(File.join(root_dir, '*')).select {|item| File.directory?(item) }.map do |dir|
       load(dir, language)
     end
   end
diff --git a/lib/tasks/doc.rake b/lib/tasks/doc.rake
index 53a3a9e..4f60ea5 100644
--- a/lib/tasks/doc.rake
+++ b/lib/tasks/doc.rake
@@ -86,18 +86,22 @@ namespace :noosfero do
       end
     end
 
+    desc "Build Noosfero online documentation"
     task :build => po4a_conf do
       sh "po4a #{po4a_conf}"
     end
 
+    desc "Cleans Noosfero online documentation"
     task :clean do
       sh 'rm -f doc/noosfero/*.xhtml'
       sh 'rm -f doc/noosfero/*/*.xhtml'
       rm_f po4a_conf
     end
 
+    desc "Rebuild Noosfero online documentation"
     task :rebuild => [:clean, :build]
 
+    desc "Translates Noosfero online documentation (does not touch PO files)"
     task :translate => english_xhtml do
       languages = Noosfero.locales.keys - ['en']
       languages.each do |lang|
diff --git a/lib/tasks/test.rake b/lib/tasks/test.rake
index 8389007..ed6dffd 100644
--- a/lib/tasks/test.rake
+++ b/lib/tasks/test.rake
@@ -1,6 +1,4 @@
 task :default => [:test, :cucumber, :selenium]
-task 'test:units' => 'noosfero:doc:translate'
-task 'test:functionals' => 'noosfero:doc:translate'
 
 task :selenium do
   sh 'xvfb-run cucumber -p selenium'
diff --git a/test/unit/doc_section_test.rb b/test/unit/doc_section_test.rb
index d9074b4..d326ee6 100644
--- a/test/unit/doc_section_test.rb
+++ b/test/unit/doc_section_test.rb
@@ -1,6 +1,46 @@
 require 'test_helper'
 
 class DocSectionTest < ActiveSupport::TestCase
+
+  ROOT = File.join(Rails.root, "test", "tmp", "doc")
+
+  def create_doc(section, topic, language, title)
+    dir = File.join(ROOT, section)
+    FileUtils.mkdir_p(dir)
+    File.open("#{dir}/#{topic}.#{language}.xhtml", "w") do |f|
+      f.puts "<h1>#{title}</h1>"
+    end
+  end
+
+  def setup
+    FileUtils.mkdir_p(ROOT)
+
+    # root
+    create_doc('', 'index', 'en', 'Root')
+    create_doc('', 'toc', 'en', 'Root')
+    # cms
+    create_doc('cms', 'index', 'en', 'Content Management')
+    create_doc('cms', 'index', 'pt', 'Gerenciamento de conteúdo')
+    create_doc('cms', 'toc', 'en', '')
+    create_doc('cms', 'toc', 'pt', '')
+    create_doc('cms', 'adding-pictures', 'en', 'Adding pictures to gallery')
+    create_doc('cms', 'adding-pictures', 'pt', 'Adicionando fotos na galeria')
+    create_doc('cms', 'creating-a-blog', 'en', 'Creating a blog')
+    create_doc('cms', 'creating-a-blog', 'pt', 'Criando um blog')
+    # user
+    create_doc('user', 'index', 'en', 'User features')
+    create_doc('user', 'index', 'pt', 'Funcionalidades de Usuário')
+    create_doc('user', 'toc', 'en', '')
+    create_doc('user', 'toc', 'pt', '')
+    create_doc('user', 'accepting-friends', 'en', 'Accepting friends')
+
+    DocSection.stubs(:root_dir).returns(ROOT)
+  end
+
+  def tear_down
+    FileUtils.rm_rf(ROOT)
+  end
+
   should 'be a DocItem' do
     assert_kind_of DocItem, DocSection.new
   end
@@ -87,7 +127,7 @@ class DocSectionTest < ActiveSupport::TestCase
   should 'load null section (the root)' do
     [nil, ''].each do |key|
       section = DocSection.find(nil)
-      assert_equal "#{RAILS_ROOT}/doc/noosfero", section.send(:directory)
+      assert_equal DocSection.root_dir, section.send(:directory)
     end
   end
 
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libgit2 0.21.2