class Capybara::RackTest::Browser

def process(method, path, attributes = {}, env = {})
  new_uri = URI.parse(path)
  method.downcase! unless method.is_a? Symbol
  if path.empty?
    new_uri.path = request_path
  else
    new_uri.path = request_path if path.start_with?("?")
    new_uri.path = "/" if new_uri.path.empty?
    new_uri.path = request_path.sub(%r{/[^/]*$}, '/') + new_uri.path unless new_uri.path.start_with?('/')
  end
  new_uri.scheme ||= @current_scheme
  new_uri.host ||= @current_host
  new_uri.port ||= @current_port unless new_uri.default_port == @current_port
  @current_scheme = new_uri.scheme
  @current_host = new_uri.host
  @current_port = new_uri.port
  reset_cache!
  send(method, new_uri.to_s, attributes, env.merge(options[:headers] || {}))
end