controller_spec.rb

require File.dirname(__FILE__) + '/spec_helper'
 
describe 'Sinatra app controllers' do
  require 'sinatra_app'
 
  specify "should retrieve a proper response from /" do
    get_it '/'
    @response.should be_ok
    @response.elem('title').inner_text.should == "Web App Title Element"
  end
  
  specify "should have a login textbox and a submit button for /login" do
    get_it '/login'
    @response.should be_ok
    @response.elem('input').first['type'].should == 'text'
    @response.elem('input').last['type'].should == 'submit'
  end
 
end

spec_helper.rb

$:.unshift("../sinatra/lib")
require 'sinatra'
require 'spec/interop/test'
require 'sinatra/test/unit'

set :views, File.join(File.dirname(__FILE__), '..', 'views')

class Rack::MockResponse
  require 'hpricot'

  def elem method
    @page = Hpricot(self.body) unless @page
    return (@page/method)
  end  

end