diff --git a/plugins/require_auth_to_comment/lib/require_auth_to_comment_plugin.rb b/plugins/require_auth_to_comment/lib/require_auth_to_comment_plugin.rb
index 8d8dbc3..aed8078 100644
--- a/plugins/require_auth_to_comment/lib/require_auth_to_comment_plugin.rb
+++ b/plugins/require_auth_to_comment/lib/require_auth_to_comment_plugin.rb
@@ -43,7 +43,9 @@ class RequireAuthToCommentPlugin < Noosfero::Plugin
 
   protected
 
-  delegate :logged_in?, :to => :context
+  def logged_in?
+    context.send(:logged_in?)
+  end
 
   def allowed_by_profile
     context.profile && context.profile.allow_unauthenticated_comments
diff --git a/plugins/require_auth_to_comment/test/functional/comment_controller_test.rb b/plugins/require_auth_to_comment/test/functional/comment_controller_test.rb
new file mode 100644
index 0000000..2eec4e6
--- /dev/null
+++ b/plugins/require_auth_to_comment/test/functional/comment_controller_test.rb
@@ -0,0 +1,28 @@
+require_relative '../test_helper'
+
+class CommentControllerTest < ActionController::TestCase
+
+  def setup
+    @environment = Environment.default
+    @environment.enable_plugin(RequireAuthToCommentPlugin)
+    @community = fast_create(Community)
+    @person = create_user.person
+    @article = fast_create(TextArticle, :profile_id => @community.id, :body => "some article")
+  end
+
+  attr_reader :community, :article, :person
+
+  should 'not make comments if not logged in' do
+    assert_no_difference 'Comment.count' do
+      xhr :post, :create, :profile => community.identifier, :id => article.id, :comment => {:body => "Some comment..."}, :confirm => 'true'
+    end
+
+  end
+
+  should 'make comments if logged in' do
+    login_as person.user.login
+    assert_difference 'Comment.count', 1 do
+      xhr :post, :create, :profile => community.identifier, :id => article.id, :comment => {:body => "Some comment..."}, :confirm => 'true'
+    end
+  end
+end
diff --git a/plugins/require_auth_to_comment/test/test_helper.rb b/plugins/require_auth_to_comment/test/test_helper.rb
new file mode 100644
index 0000000..70322cf
--- /dev/null
+++ b/plugins/require_auth_to_comment/test/test_helper.rb
@@ -0,0 +1 @@
+require_relative '../../../test/test_helper'
--
libgit2 0.21.2