<?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\Messenger\Bridge\Amqp\Tests\Transport;

use PHPUnit\Framework\TestCase;
use Symfony\Component\Messenger\Bridge\Amqp\Tests\Fixtures\DummyMessage;
use Symfony\Component\Messenger\Bridge\Amqp\Transport\AmqpTransport;
use Symfony\Component\Messenger\Bridge\Amqp\Transport\Connection;
use Symfony\Component\Messenger\Envelope;
use Symfony\Component\Messenger\Transport\Serialization\SerializerInterface;
use Symfony\Component\Messenger\Transport\TransportInterface;

/**
 * @requires extension amqp
 */
class AmqpTransportTest extends TestCase
{
    public function testItIsATransport()
    {
        $transport = $this->getTransport();

        $this->assertInstanceOf(TransportInterface::class, $transport);
    }

    public function testReceivesMessages()
    {
        $transport = $this->getTransport(
            $serializer = $this->createMock(SerializerInterface::class),
            $connection = $this->createMock(Connection::class)
        );

        $decodedMessage = new DummyMessage('Decoded.');

        $amqpEnvelope = $this->createMock(\AMQPEnvelope::class);
        $amqpEnvelope->method('getBody')->willReturn('body');
        $amqpEnvelope->method('getHeaders')->willReturn(['my' => 'header']);

        $serializer->method('decode')->with(['body' => 'body', 'headers' => ['my' => 'header']])->willReturn(new Envelope($decodedMessage));
        $connection->method('getQueueNames')->willReturn(['queueName']);
        $connection->method('get')->with('queueName')->willReturn($amqpEnvelope);

        $envelopes = iterator_to_array($transport->get());
        $this->assertSame($decodedMessage, $envelopes[0]->getMessage());
    }

    private function getTransport(SerializerInterface $serializer = null, Connection $connection = null): AmqpTransport
    {
        $serializer = $serializer ?? $this->createMock(SerializerInterface::class);
        $connection = $connection ?? $this->createMock(Connection::class);

        return new AmqpTransport($connection, $serializer);
    }
}
