[Cache] Fix connecting to Redis via a socket file

Author: alebedev80

Tests/Functional/CachePoolsTest.php

@@ -121,7 +121,7 @@ protected static function createKernel(array $options = []): KernelInterface
     private function skipIfRedisUnavailable()
     {
         try {
-            (new \Redis())->connect(getenv('REDIS_HOST'));
+            (new \Redis())->connect(...explode(':', getenv('REDIS_HOST')));
         } catch (\Exception $e) {
             self::markTestSkipped($e->getMessage());
         }

Tests/Functional/app/CachePools/redis_custom_config.yml

@@ -8,8 +8,8 @@ services:
     cache.test_redis_connection:
         public: false
         class: Redis
-        calls:
-            - [connect, ['%env(REDIS_HOST)%']]
+        factory: ['Symfony\Component\Cache\Adapter\RedisAdapter', 'createConnection']
+        arguments: ['redis://%env(REDIS_HOST)%']
 
     cache.app:
         parent: cache.adapter.redis