require 'bundler/gem_tasks'
require 'rspec/core/rake_task'

RSpec::Core::RakeTask.new(:spec)

task :server do
  pid = 0
  Bundler.with_clean_env do
    nul = RbConfig::CONFIG['host_os'] =~ /mswin|mingw/ ? 'nul' : '/dev/null'
    pid = spawn "bundle exec puma 'spec/chat_server.ru' 2>#{nul}"
  end

  at_exit do
    if RbConfig::CONFIG["host_os"] =~ /mswin|mingw/
      $stderr.puts "Killing pid #{pid}"
      Process.kill('KILL', pid)
      Process.wait(pid)
    else
      child_pid = `pgrep -P #{pid}`.to_i
      pids = [child_pid, pid]
      pids.each do |pid|
        $stderr.puts "Killing pid #{pid}"
        Process.kill('KILL', pid)
      end
    end
  end

  sleep 3
end

task :spec => :server

task default: :spec