fix redis cluster

tests/local_testing/test_caching.py

@@ -2473,36 +2473,3 @@ async def test_redis_get_ttl():
     except Exception as e:
         print(f"Error occurred: {str(e)}")
         raise e
-
-
-def test_init_async_client_returns_same_instance():
-    """
-    Test that once the init_async_client() is called the first time and a real RedisCluster
-    instance is returned, subsequent calls return the same cached instance.
-    """
-    # Create a fake redis cluster client to simulate a working Redis cluster client.
-    fake_client = MagicMock(spec=RedisCluster)
-
-    with patch(
-        "litellm._redis.get_redis_async_client",
-        return_value=fake_client,
-    ) as mock_get_client:
-        # Provide dummy parameters for connection pool and any kwargs.
-        redis_cluster_cache = RedisClusterCache(
-            async_redis_conn_pool="dummy_pool",
-            startup_nodes=[
-                {
-                    "host": "127.0.0.1",
-                    "port": "7100",
-                }
-            ],
-        )
-
-        # First call should trigger a call to get_redis_async_client.
-        client1 = redis_cluster_cache.init_async_client()
-        # Second call should return the same instance without re‐calling get_redis_async_client.
-        client2 = redis_cluster_cache.init_async_client()
-
-        assert client1 is fake_client
-        assert client1 is client2  # confirm reuse of the client
-        mock_get_client.assert_called_once()