create-the-project.sh

gem install bundler padrino
padrino gen project myapp -d none -t rspec

Gemfile

source :rubygems

# Project requirements
gem 'rake'
gem 'rack-flash'
gem 'thin' # or mongrel

# Component requirements
gem 'compass', '~> 0.11.beta.6'
gem 'sass', '~> 3.1.0.alpha.253'
gem 'slim'

gem 'ripple'

# Test requirements
group :test do
  gem 'ffaker'
  gem 'rspec'
  gem 'capybara', :git => 'git://github.com/jnicklas/capybara.git', :require => %w(capybara capybara/rspec) 
  # I know capybara adds a lot of dependencies... maybe the problem are there
  gem 'spork', '~> 0.9.0.rc5'
  gem 'guard'
  gem 'guard-rspec'
  gem 'rb-fsevent'
  gem 'growl'
  gem 'rack-test', :require => 'rack/test'
end

# Padrino
gem 'padrino', '0.9.23'

# then run `bundle install`

Guardfile

# tells guard what to do when a files is modified

guard 'rspec', :version => 2, :cli => '--drb -I.' do
  watch(%r{^spec/.+_spec\.rb})
  watch(%r{^lib/(.+)\.rb})     { |m| "spec/lib/#{m[1]}_spec.rb" }
  watch('spec/spec_helper.rb') { "spec" }
  
  # Rails example
  watch('spec/spec_helper.rb') { "spec" }
  watch(%r{^spec/.+_spec\.rb})
  watch(%r{^app/(.+)\.rb}) { |m| "spec/#{m[1]}_spec.rb" }
  watch(%r{^lib/(.+)\.rb}) { |m| "spec/lib/#{m[1]}_spec.rb" }
  watch(%r{^app/controllers/(.+)\.rb})  { |m| 
    [
      "spec/routing/#{m[1]}_routing_spec.rb", 
      "spec/controllers/#{m[1]}_controller_spec.rb", 
      "spec/acceptance/#{m[1]}_spec.rb"
    ]
  }
end

pending_specs.rb

require 'spec/spec_helper'

# this is the content of other file (acceptance_helper.rb) require in each spec
Capybara.app = Sinatra::Application
RSpec.configure do |config|
  config.include Capybara::DSL
  config.before :each do
    # do something before each acceptance test
  end
end

feature 'some incredible feature' do
  scenario 'first scenario'
  scenario 'second scenario'
  scenario 'third scenario'
  scenario 'fourth scenario'
  # actually there are 3 files with specs, but they're all pending like these
end

run-specs.sh

spork & guard

# MRI 1.9.2 p180
# Finished in 0.00931 seconds
# 9 examples, 0 failures, 9 pending

# Rubinius 1.2.4dev
# Finished in 1.96 seconds
# 9 examples, 0 failures, 9 pending

# and there's other issue I'm not sure is related with Rubinius. Guard seems to stop watching files modifications after first run (but works fine with MRI)

spec_helper.rb

# after running `spork --bootstrap` edit the spec_helper file to looks like:

require 'rubygems'
require 'spork'

Spork.prefork do
  PADRINO_ENV = 'test' unless defined?(PADRINO_ENV)
  require File.expand_path(File.dirname(__FILE__) + '/../config/boot')

  RSpec.configure do |conf|
    conf.include Rack::Test::Methods
  end

  def app
    Myapp.tap { |app|  }
  end
end

Spork.each_run do

end