Fixing test with Symfony Http Client

Author: ezimuel

composer.json

@@ -26,7 +26,8 @@
     "symfony/finder": "~4.0",
     "nyholm/psr7": "^1.5",
     "php-http/mock-client": "^1.5",
-    "symfony/http-client": "^5.0|^6.0"
+    "symfony/http-client": "^5.0|^6.0",
+    "php-http/message-factory": "^1.1"
   },
   "autoload": {
     "psr-4": {

src/ClientBuilder.php

@@ -21,6 +21,7 @@
 use Elastic\Elasticsearch\Transport\Adapter\AdapterInterface;
 use Elastic\Elasticsearch\Transport\Adapter\AdapterOptions;
 use Elastic\Elasticsearch\Transport\RequestOptions;
+use Elastic\Transport\Exception\NoAsyncClientException;
 use Elastic\Transport\NodePool\NodePoolInterface;
 use Elastic\Transport\Transport;
 use Elastic\Transport\TransportBuilder;
@@ -411,8 +412,12 @@ protected function isSymfonyHttpClient(Transport $transport): bool
         if (false !== strpos(get_class($transport->getClient()), 'Symfony\Component\HttpClient')) {
             return true;
         }
-        if (false !== strpos(get_class($transport->getAsyncClient()), 'Symfony\Component\HttpClient')) {
-            return true;
+        try {
+            if (false !== strpos(get_class($transport->getAsyncClient()), 'Symfony\Component\HttpClient')) {
+                return true;
+            }
+        } catch (NoAsyncClientException $e) {
+            return false;
         }
         return false;
     }