/**
  * test get username not email as login name
  */
 public function testGetUsernameNotEmailAsLoginName()
 {
     $imapConfig = Tinebase_Config::getInstance()->get(Tinebase_Config::IMAP, new Tinebase_Config_Struct())->toArray();
     $account = new Expressomail_Model_Account(array('type' => Expressomail_Model_Account::TYPE_SYSTEM));
     $useUsernameAsLoginName = isset($imapConfig['useEmailAsLoginName']) ? !$imapConfig['useEmailAsLoginName'] : TRUE;
     if (!$useUsernameAsLoginName) {
         $validator = new Zend_Validate_EmailAddress();
         $this->assertFalse($validator->isValid($account->getUsername()));
     }
 }