diff --git a/spec/integration/session_spec.rb b/spec/integration/session_spec.rb
index e8c4f75..b3e6cad 100644
--- a/spec/integration/session_spec.rb
+++ b/spec/integration/session_spec.rb
@@ -86,6 +86,11 @@ describe Capybara::Session, "with TestApp" do
     @session = Capybara::Session.new(:reusable_webkit, TestApp)
   end
 
+  def extract_results(session)
+    YAML.load Nokogiri::HTML(session.body).xpath("//pre[@id='results']").first.text
+  end
+
+  it_should_behave_like 'attach_file'
   # it_should_behave_like "session"
   # it_should_behave_like "session with javascript support"
 end