Add regression test for #16

Author: Cito

README.md

@@ -13,7 +13,7 @@ a query language for APIs created by Facebook.
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 The current version 1.0.1 of GraphQL-core-next is up-to-date with GraphQL.js version
-14.0.2. All parts of the API are covered by an extensive test suite of currently 1656
+14.0.2. All parts of the API are covered by an extensive test suite of currently 1657
 unit tests.
 
 

tests/execution/test_middleware.py

@@ -55,6 +55,39 @@ def reverse_middleware(next_, *args, **kwargs):
 
             assert result.data == {"first": "eno", "second": "owt"}
 
+        def two_functions_and_field_resolvers():
+            doc = parse("{ first second }")
+
+            # noinspection PyMethodMayBeStatic
+            class Data:
+                first = "one"
+                second = "two"
+
+            test_type = GraphQLObjectType(
+                "TestType",
+                {
+                    "first": GraphQLField(
+                        GraphQLString, resolve=lambda obj, _info: obj.first
+                    ),
+                    "second": GraphQLField(
+                        GraphQLString, resolve=lambda obj, _info: obj.second
+                    ),
+                },
+            )
+
+            def reverse_middleware(next_, *args, **kwargs):
+                return next_(*args, **kwargs)[::-1]
+
+            def capitalize_middleware(next_, *args, **kwargs):
+                return next_(*args, **kwargs).capitalize()
+
+            middlewares = MiddlewareManager(reverse_middleware, capitalize_middleware)
+            result = execute(
+                GraphQLSchema(test_type), doc, Data(), middleware=middlewares
+            )
+
+            assert result.data == {"first": "Eno", "second": "Owt"}
+
         @mark.asyncio
         async def single_async_function():
             doc = parse("{ first second }")