Networking steps for cucumber

ipfw_hooks.rb

Around('@no_connection_to_qaserver') do |scenario, block|
  %x[sudo ipfw add 10 deny tcp from qaserver to me]
  %x[sudo ipfw add 11 deny tcp from me to qaserver]
  block.call
  %x[sudo ipfw delete 11 > /dev/null 2>&1]
  %x[sudo ipfw delete 10 > /dev/null 2>&1]
end

Around('@no_network') do |scenario, block|
  %x[sudo ifconfig en1 down]
  block.call
  %x[sudo ifconfig en1 up]
  sleep 5
end

# Can also do slow, delayed, dropping packets. See the ipfw docs 
# sudo ipfw add pipe 1 ip from any to servername
# sudo ipfw pipe 1 config delay 200ms bw 100Kbit/s plr 0.2

network.feature

  @no_connection_to_qaserver
  Scenario: System Unavailable
    When I login
    Then I should see the system is unavailable message

  @slow
  @no_network
  Scenario: Network error
    When I login
    Then I should see a network error message