/
SmtpTransportTest.php
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/
SmtpTransportTest.php
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<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Component\Mailer\Tests\Transport\Smtp;
use PHPUnit\Framework\TestCase;
use Symfony\Component\Mailer\Envelope;
use Symfony\Component\Mailer\Exception\TransportException;
use Symfony\Component\Mailer\Transport\Smtp\SmtpTransport;
use Symfony\Component\Mailer\Transport\Smtp\Stream\AbstractStream;
use Symfony\Component\Mailer\Transport\Smtp\Stream\SocketStream;
use Symfony\Component\Mime\Address;
use Symfony\Component\Mime\RawMessage;
class SmtpTransportTest extends TestCase
{
public function testToString()
{
$t = new SmtpTransport();
$this->assertEquals('smtps://localhost', (string) $t);
$t = new SmtpTransport((new SocketStream())->setHost('127.0.0.1')->setPort(2525)->disableTls());
$this->assertEquals('smtp://127.0.0.1:2525', (string) $t);
}
public function testSendDoesNotPingBelowThreshold(): void
{
$stream = new DummyStream();
$envelope = new Envelope(new Address('sender@example.org'), [new Address('recipient@example.org')]);
$transport = new SmtpTransport($stream);
$transport->send(new RawMessage('Message 1'), $envelope);
$transport->send(new RawMessage('Message 2'), $envelope);
$transport->send(new RawMessage('Message 3'), $envelope);
$this->assertNotContains("NOOP\r\n", $stream->getCommands());
}
public function testSendPingAfterTransportException(): void
{
$stream = new DummyStream();
$envelope = new Envelope(new Address('sender@example.org'), [new Address('recipient@example.org')]);
$transport = new SmtpTransport($stream);
$transport->send(new RawMessage('Message 1'), $envelope);
$stream->close();
$catch = false;
try {
$transport->send(new RawMessage('Message 2'), $envelope);
} catch (TransportException $exception) {
$catch = true;
}
$this->assertTrue($catch);
$this->assertTrue($stream->isClosed());
$transport->send(new RawMessage('Message 3'), $envelope);
$this->assertFalse($stream->isClosed());
}
public function testSendDoesPingAboveThreshold(): void
{
$stream = new DummyStream();
$envelope = new Envelope(new Address('sender@example.org'), [new Address('recipient@example.org')]);
$transport = new SmtpTransport($stream);
$transport->setPingThreshold(1);
$transport->send(new RawMessage('Message 1'), $envelope);
$transport->send(new RawMessage('Message 2'), $envelope);
$this->assertNotContains("NOOP\r\n", $stream->getCommands());
$stream->clearCommands();
sleep(1);
$transport->send(new RawMessage('Message 3'), $envelope);
$this->assertContains("NOOP\r\n", $stream->getCommands());
}
}
class DummyStream extends AbstractStream
{
/**
* @var string
*/
private $nextResponse;
/**
* @var string[]
*/
private $commands;
/**
* @var bool
*/
private $closed = true;
public function initialize(): void
{
$this->closed = false;
$this->nextResponse = '220 localhost';
}
public function write(string $bytes, $debug = true): void
{
if ($this->closed) {
throw new TransportException('Unable to write bytes on the wire.');
}
$this->commands[] = $bytes;
if (0 === strpos($bytes, 'DATA')) {
$this->nextResponse = '354 Enter message, ending with "." on a line by itself';
} elseif (0 === strpos($bytes, 'QUIT')) {
$this->nextResponse = '221 Goodbye';
} else {
$this->nextResponse = '250 OK';
}
}
public function readLine(): string
{
return $this->nextResponse;
}
public function flush(): void
{
}
/**
* @return string[]
*/
public function getCommands(): array
{
return $this->commands;
}
public function clearCommands(): void
{
$this->commands = [];
}
protected function getReadConnectionDescription(): string
{
return 'null';
}
public function close(): void
{
$this->closed = true;
}
public function isClosed(): bool
{
return $this->closed;
}
}