test: add tests for bulk upserts with surrogate keys

test/spec/fixtures/data.sql

@@ -924,3 +924,9 @@ INSERT INTO process_supervisor VALUES (4, 1);
 INSERT INTO process_supervisor VALUES (4, 2);
 INSERT INTO process_supervisor VALUES (5, 3);
 INSERT INTO process_supervisor VALUES (6, 3);
+
+TRUNCATE TABLE surr_serial_upsert CASCADE;
+INSERT INTO surr_serial_upsert(name, extra) VALUES ('value', 'existing value');
+
+TRUNCATE TABLE surr_gen_default_upsert CASCADE;
+INSERT INTO surr_gen_default_upsert(name, extra) VALUES ('value', 'existing value');

test/spec/fixtures/privileges.sql

@@ -39,6 +39,8 @@ GRANT USAGE ON SEQUENCE
     , items3_id_seq
     , callcounter_count
     , leak_id_seq
+    , surr_serial_upsert_id_seq
+    , surr_gen_default_upsert_id_seq
 TO postgrest_test_anonymous;
 
 GRANT USAGE ON SEQUENCE channels_id_seq TO postgrest_test_anonymous;

test/spec/fixtures/schema.sql

@@ -3782,3 +3782,15 @@ create table process_supervisor (
   supervisor_id int references supervisors(id),
   primary key (process_id, supervisor_id)
 );
+
+create table surr_serial_upsert (
+  id serial primary key,
+  name text,
+  extra text
+);
+
+create table surr_gen_default_upsert (
+  id int generated by default as identity primary key,
+  name text,
+  extra text
+);