gistfile1.php

<?php

$browser
  ->info('Check submission of form')

  ->login()  

  ->click('Register')

  ->setField('user_comment[first_name]', csFactory::firstName())
  ->setField('user_comment[last_name]', csFactory::lastName())

  ->setField('user_comment[user_marketting][email]', csFactory::email())

  ->click('Submit')

  ->with('form')->begin()
    ->hasErrors(false)
  ->end()

  ->followRedirect()

  ->with('doctrine')->begin()
    ->check('UserMarketting', array('user_comment_id' => null), false)
  ->end()

  ->with('response')->begin()
    ->matches('/Thank you for your registration/')
  ->end()

  ->logout()
;