Add foreign tables to OpenAPI output

test/fixtures/data.sql

@@ -408,3 +408,6 @@ INSERT INTO zone VALUES (1, 'zone 1', 2, 1);
 INSERT INTO zone VALUES (2, 'zone 2', 2, 1);
 INSERT INTO zone VALUES (3, 'store 3', 3, 1);
 INSERT INTO zone VALUES (4, 'store 4', 3, 1);
+
+-- for foreign table projects_dump
+copy (select id, name, client_id from projects) to '/tmp/projects_dump.csv' with csv;

test/fixtures/privileges.sql

@@ -78,6 +78,7 @@ GRANT ALL ON TABLE
     , person_detail
     , space
     , zone
+    , projects_dump
 TO postgrest_test_anonymous;
 
 GRANT INSERT ON TABLE insertonly TO postgrest_test_anonymous;

test/fixtures/schema.sql

@@ -1435,3 +1435,19 @@ create table zone(
   name text,
   zone_type_id integer,
   space_id integer references space(id));
+
+-- foreign table tests
+create extension file_fdw;
+
+create server import_csv foreign data wrapper file_fdw;
+
+create foreign table projects_dump (
+  id integer,
+  name text,
+  client_id integer
+) server import_csv options ( filename '/tmp/projects_dump.csv', format 'csv');
+
+comment on foreign table projects_dump is
+$$A temporary projects dump
+
+Just a test for foreign tables$$;