fix test setup

Author: xabbuh

src/Symfony/Component/Messenger/Bridge/Redis/Tests/Transport/ConnectionTest.php

@@ -412,18 +412,18 @@ public function testInvalidSentinelMasterName()
             $this->markTestSkipped('REDIS_SENTINEL_HOSTS env var is not defined.');
         }
 
+        if (!getenv('MESSENGER_REDIS_SENTINEL_MASTER')) {
+            self::markTestSkipped('Redis sentinel is not configured');
+        }
+
         $dsn = 'redis:?host['.str_replace(' ', ']&host[', $hosts).']';
 
         try {
-            Connection::fromDsn($dsn, ['delete_after_ack' => true]);
+            Connection::fromDsn($dsn, ['delete_after_ack' => true, 'sentinel_master' => getenv('MESSENGER_REDIS_SENTINEL_MASTER')]);
         } catch (\Exception $e) {
             self::markTestSkipped($e->getMessage());
         }
 
-        if (!getenv('MESSENGER_REDIS_SENTINEL_MASTER')) {
-            self::markTestSkipped('Redis sentinel is not configured');
-        }
-
         $uid = uniqid('sentinel_', true);
 
         $this->expectException(\InvalidArgumentException::class);