class Spec::Rails::Matchers::AssertSelect

def doc_from(response_or_text)
  response_or_text.extend TestResponseOrString
  if response_or_text.test_response?
    HTML::Document.new(response_or_text.body, @options[:strict], @options[:xml]).root
  elsif response_or_text.string?
    HTML::Document.new(response_or_text, @options[:strict], @options[:xml]).root
   end
end