def start_mongrel(suite_name = {})
      pid_file = File.join(RAILS_ROOT, "tmp", "pids", "mongrel_selenium.pid")
      port = suite_name[:port] rescue @selenium_config.application_port
      say "Starting mongrel at #{pid_file}, port #{port}"
      system "mongrel_rails start -d --chdir='#{RAILS_ROOT}' --port=#{port} --environment=test --pid #{pid_file} %"
    end
def start_mongrel(suite_name = {})
      pid_file = File.join(RAILS_ROOT, "tmp", "pids", "mongrel_selenium.pid")
      port = suite_name[:port] rescue @selenium_config.application_port
      say "Starting mongrel at #{pid_file}, port #{port}"
      system "mongrel_rails start -d --chdir='#{RAILS_ROOT}' --port=#{port} --environment=test --pid #{pid_file} %"
    end
parameters required when invoked by test_unit