RetryableHttpClient example

use Symfony\Component\HttpClient\NativeHttpClient;
use Symfony\Component\HttpClient\Response\AsyncContext;
use Symfony\Component\HttpClient\Response\MockResponse;
use Symfony\Component\HttpClient\Retry\GenericRetryStrategy;
use Symfony\Component\HttpClient\RetryableHttpClient;
use Symfony\Contracts\HttpClient\Exception\TransportExceptionInterface;

class RetryableHttpClientTest extends TestCase
{
    public function testRetryOnError()
    {
        $client = new RetryableHttpClient(
            new MockHttpClient([
                new MockResponse('', ['http_code' => 500]),
                new MockResponse('', ['http_code' => 200]),
            ]),
            new GenericRetryStrategy([500], 0),
            1
        );

        $response = $client->request('GET', 'http://example.com/foo-bar');

        self::assertSame(200, $response->getStatusCode());
    }