Set context[:current_field] in testing helpers

Author: rmosolgo

lib/graphql/testing/helpers.rb

@@ -55,6 +55,7 @@ def run_graphql_field(schema, field_path, object, arguments: {}, context: {}, as
             visible_field = dummy_query.types.field(object_type, field_name) # rubocop:disable Development/ContextIsPassedCop
             if visible_field
               dummy_query.context.dataloader.run_isolated {
+                query_context[:current_field] = visible_field
                 field_args = visible_field.coerce_arguments(graphql_result, arguments, query_context)
                 field_args = schema.sync_lazy(field_args)
                 if visible_field.extras.any?

spec/graphql/testing/helpers_spec.rb

@@ -72,6 +72,12 @@ def authorized?(obj, args, ctx)
           ctx[:current_user]&.admin?
         end
       end
+
+      field :current_field, String
+
+      def current_field
+        context[:current_field].path
+      end
     end
 
     class Query < GraphQL::Schema::Object
@@ -143,6 +149,7 @@ def self.resolve_type(abs_t, obj, ctx)
         with_resolution_context(AssertionsSchema, object: { name: "Foo" }, type: "Student", context: { admin_for: ["Foo"] }) do |rc|
           rc.run_graphql_field("name")
           rc.run_graphql_field("isAdminFor")
+          assert_equal "Student.currentField", rc.run_graphql_field("currentField")
         end
       end