CurlHttpClient example

static $curlVersion = null;
            $curlVersion ??= curl_version();

            // HTTP/2 push crashes before curl 7.61             if (0x073D00 > $curlVersion['version_number'] || !(\CURL_VERSION_HTTP2 & $curlVersion['features'])) {
                return new AmpHttpClient($defaultOptions, null, $maxHostConnections, $maxPendingPushes);
            }
        }

        if (\extension_loaded('curl')) {
            if ('\\' !== \DIRECTORY_SEPARATOR || isset($defaultOptions['cafile']) || isset($defaultOptions['capath']) || \ini_get('curl.cainfo') || \ini_get('openssl.cafile') || \ini_get('openssl.capath')) {
                return new CurlHttpClient($defaultOptions, $maxHostConnections, $maxPendingPushes);
            }

            @trigger_error('Configure the "curl.cainfo", "openssl.cafile" or "openssl.capath" php.ini setting to enable the CurlHttpClient', \E_USER_WARNING);
        }

        if ($amp) {
            return new AmpHttpClient($defaultOptions, null, $maxHostConnections, $maxPendingPushes);
        }

        @trigger_error((\extension_loaded('curl') ? 'Upgrade' : 'Install').' the curl extension or run "composer require amphp/http-client:^4.2.1" to perform async HTTP operations, including full HTTP/2 support', \E_USER_NOTICE);

        

class CurlHttpClientTest extends HttpClientTestCase
{
    protected function getHttpClient(string $testCase): HttpClientInterface
    {
        if (str_contains($testCase, 'Push')) {
            if (!\defined('CURLMOPT_PUSHFUNCTION') || 0x073D00 > ($v = curl_version())['version_number'] || !(\CURL_VERSION_HTTP2 & $v['features'])) {
                $this->markTestSkipped('curl <7.61 is used or it is not compiled with support for HTTP/2 PUSH');
            }
        }

        return new CurlHttpClient(['verify_peer' => false, 'verify_host' => false]);
    }

    public function testBindToPort()
    {
        $client = $this->getHttpClient(__FUNCTION__);
        $response = $client->request('GET', 'http://localhost:8057', ['bindto' => '127.0.0.1:9876']);
        $response->getStatusCode();

        $r = new \ReflectionProperty($response, 'handle');

        $curlInfo = curl_getinfo($r->getValue($response));