Login during functional test on symfony1.4

CapWebndfTestFunctionnal.class.php

<?php

class CapWebndfTestFunctionnal extends sfTestFunctional
{
  /**
   * Login as a user
   * @param string $username User's username
   */
  public function signInAs($username)
  {
    $user = Doctrine_Core::getTable('sfGuardUser')->findOneByUsername($username);

    //force the context to be created
    $this->browser->getContext(true)->getUser()->signIn($user);

    $this->info(sprintf('Signin user using username "%s"', $username));

    if ($user->getIsSuperAdmin())
    {
      $this->info('Beware, you are logged as a superadmin!');
    }

    return $this;
  }

}

test.php

<?php
$browser = new CapWebndfTestFunctionnal(new sfBrowser());

$browser->
  signInAs('superadmin')->
  with('user')->begin()->
    isAuthenticated()->
  end()->

  get('/document')-> //a secured page
  with('request')->begin()->
    isParameter('module', 'document')->
    isParameter('action', 'index')->
  end()->

  with('response')->begin()->
    isStatusCode(200)->  //as superadmin is a sfGuard superadmin, this should be 200;
  end()->


/* Outputs : 
clem@ubuntu:/var/www/cap_webndf/trunk$ php symfony test:functional backend documentActions
> Signin user using username "superadmin"
> Beware, you are logged as a superadmin!
ok 1 - user is authenticated
# get /document
ok 2 - request parameter module is document
ok 3 - request parameter action is index
not ok 4 - status code is 200
#     Failed test (./lib/vendor/symfony/lib/test/sfTesterResponse.class.php at line 412)
#            got: 401
#       expected: 200                                  
*/