Sms77Transport example

$scheme = $dsn->getScheme();

        if ('sms77' !== $scheme) {
            throw new UnsupportedSchemeException($dsn, 'sms77', $this->getSupportedSchemes());
        }

        $apiKey = $this->getUser($dsn);
        $from = $dsn->getOption('from');
        $host = 'default' === $dsn->getHost() ? null : $dsn->getHost();
        $port = $dsn->getPort();

        return (new Sms77Transport($apiKey, $from, $this->client, $this->dispatcher))->setHost($host)->setPort($port);
    }

    protected function getSupportedSchemes(): array
    {
        return ['sms77'];
    }
}

use Symfony\Component\Notifier\Bridge\Sms77\Sms77Transport;
use Symfony\Component\Notifier\Message\ChatMessage;
use Symfony\Component\Notifier\Message\SmsMessage;
use Symfony\Component\Notifier\Test\TransportTestCase;
use Symfony\Component\Notifier\Tests\Transport\DummyMessage;
use Symfony\Contracts\HttpClient\HttpClientInterface;

final class Sms77TransportTest extends TransportTestCase
{
    public static function createTransport(HttpClientInterface $client = null, string $from = null): Sms77Transport
    {
        return new Sms77Transport('apiKey', $from, $client ?? new MockHttpClient());
    }

    public static function toStringProvider(): iterable
    {
        yield ['sms77://gateway.sms77.io', self::createTransport()];
        yield ['sms77://gateway.sms77.io?from=TEST', self::createTransport(null, 'TEST')];
    }

    public static function supportedMessagesProvider(): iterable
    {
        yield [new SmsMessage('0611223344', 'Hello!')];
    }