fix connection pool for SSL (#129)

When an Async Redis SSLConnection (ACRE for example) is used, the method
to check modules was failing. The module check has to be done with a
sync connection because it is a decorator around certain `SearchIndex`
methods.

Author: tylerhutcherson

redisvl/redis/connection.py

@@ -1,8 +1,15 @@
 import os
-from typing import Any, Dict, List, Optional
+from typing import Any, Dict, List, Optional, Type
 
-from redis import ConnectionPool, Redis
+from redis import Redis
 from redis.asyncio import Redis as AsyncRedis
+from redis.asyncio import SSLConnection as ASSLConnection
+from redis.connection import (
+    AbstractConnection,
+    Connection,
+    ConnectionPool,
+    SSLConnection,
+)
 
 from redisvl.redis.constants import REDIS_REQUIRED_MODULES
 from redisvl.redis.utils import convert_bytes
@@ -130,8 +137,18 @@ def validate_async_redis_modules(
         Raises:
             ValueError: If required Redis modules are not installed.
         """
+        # pick the right connection class
+        connection_class: Type[AbstractConnection] = (
+            SSLConnection
+            if client.connection_pool.connection_class == ASSLConnection
+            else Connection
+        )
+        # set up a temp sync client
         temp_client = Redis(
-            connection_pool=ConnectionPool(**client.connection_pool.connection_kwargs)
+            connection_pool=ConnectionPool(
+                connection_class=connection_class,
+                **client.connection_pool.connection_kwargs,
+            )
         )
         RedisConnectionFactory.validate_redis_modules(
             temp_client, redis_required_modules

tests/integration/test_connection.py

@@ -51,4 +51,8 @@ def test_unknown_redis():
 
 def test_required_modules(client):
     RedisConnectionFactory.validate_redis_modules(client)
-    RedisConnectionFactory.validate_async_redis_modules(client)
+
+
+@pytest.mark.asyncio
+async def test_async_required_modules(async_client):
+    RedisConnectionFactory.validate_async_redis_modules(async_client)