Add test for a proc name = return col name, Fix #901

test/Feature/QuerySpec.hs

@@ -667,6 +667,10 @@ spec = do
           [json| "Return value of no parameters procedure." |]
           { matchHeaders = [matchContentTypeJson] }
 
+    it "returns proper output when having the same return col name as the proc name" $
+      post "/rpc/test" [json|{}|] `shouldRespondWith`
+        [json|[{"test":"hello","value":1}]|] { matchHeaders = [matchContentTypeJson] }
+
   describe "weird requests" $ do
     it "can query as normal" $ do
       get "/Escap3e;" `shouldRespondWith`

test/fixtures/schema.sql

@@ -1215,6 +1215,12 @@ create table grandchild_entities (
   jsonb_col jsonb
 );
 
+-- Used for testing that having the same return column name as the proc name
+-- doesn't conflict with the required output, details in #901
+create function test.test() returns table(test text, value int) as $$
+  values ('hello', 1);
+$$ language sql;
+
 --
 -- PostgreSQL database dump complete
 --