class Selenium::WebDriver::Firefox::Profile

def proxy=(proxy)
  raise TypeError, "expected #{Proxy.name}, got #{proxy.inspect}:#{proxy.class}" unless proxy.is_a? Proxy
  case proxy.type
  when :manual
    self['network.proxy.type'] = 1
    set_manual_proxy_preference 'ftp', proxy.ftp
    set_manual_proxy_preference 'http', proxy.http
    set_manual_proxy_preference 'ssl', proxy.ssl
    set_manual_proxy_preference 'socks', proxy.socks
    self['network.proxy.no_proxies_on'] = proxy.no_proxy || ''
  when :pac
    self['network.proxy.type'] = 2
    self['network.proxy.autoconfig_url'] = proxy.pac
  when :auto_detect
    self['network.proxy.type'] = 4
  else
    raise ArgumentError, "unsupported proxy type #{proxy.type}"
  end
end