public static function createUsers()
 {
     foreach (self::$usernamesToUserInfo as $username => $userInfo) {
         $user = new User();
         $user->username = $username;
         $user->title->value = $userInfo[0];
         $user->firstName = ucfirst($username);
         $user->lastName = ucfirst($username) . 'son';
         $user->setPassword($username);
         $saved = $user->save();
         assert('$saved');
         UserTestHelper::setDefaultNotificationSettingsForUser($user);
     }
 }