Bug Fix on connection_resolver

graphene_mongo/fields.py

@@ -563,8 +563,7 @@ async def connection_resolver(cls, resolver, connection_type, root, info, **args
             connection_type = connection_type.of_type
         if Promise.is_thenable(iterable):
             on_resolve = partial(cls.resolve_connection, connection_type, args)
-            return Promise.resolve(iterable).then(on_resolve)
-
+            iterable = Promise.resolve(iterable).then(on_resolve).value
         return await sync_to_async(cls.resolve_connection, thread_sensitive=False,
                                    executor=ThreadPoolExecutor())(connection_type, args, iterable)
 

graphene_mongo/tests/test_relay_query.py

@@ -1,6 +1,7 @@
 import os
 import json
 import base64
+
 import graphene
 import pytest
 
@@ -268,12 +269,9 @@ class Query(graphene.ObjectType):
         }
     }
     schema = graphene.Schema(query=Query)
-    try:
-        result = await schema.execute_async(query)
-        assert not result.errors
-        assert result.data == expected
-    except Exception as error:
-        a = error
+    result = await schema.execute_async(query)
+    assert not result.errors
+    assert result.data == expected
 
 
 @pytest.mark.asyncio