<?php
/**
* CakePHP(tm) : Rapid Development Framework (https://cakephp.org)
* Copyright (c) Cake Software Foundation, Inc. (https://cakefoundation.org)
*
* Licensed under The MIT License
* For full copyright and license information, please see the LICENSE.txt
* Redistributions of files must retain the above copyright notice.
*
* @copyright Copyright (c) Cake Software Foundation, Inc. (https://cakefoundation.org)
* @link https://cakephp.org CakePHP(tm) Project
* @since 3.7.0
* @license https://opensource.org/licenses/mit-license.php MIT License
*/
namespace Cake\TestSuite\Constraint\Email;
use Cake\TestSuite\TestEmailTransport;
use PHPUnit\Framework\Constraint\Constraint;
/**
* Base class for all mail assertion constraints
*
* @internal
*/
abstract class MailConstraintBase extends Constraint
{
/**
* @var int|null
*/
protected $at;
/**
* Constructor
*
* @param int $at At
* @return void
*/
public function __construct($at = null)
{
$this->at = $at;
parent::__construct();
}
/**
* Gets the email or emails to check
*
* @return \Cake\Mailer\Email[]
*/
public function getEmails()
{
$emails = TestEmailTransport::getEmails();
if ($this->at) {
if (!isset($emails[$this->at])) {
return [];
}
return [$emails[$this->at]];
}
return $emails;
}
}