test: regress default privileges

Author: steve-chavez

nix/tests/expected/default_privs.out

@@ -0,0 +1,12 @@
+-- this tests the outcome of doing ALTER DEFAULT PRIVILEGES..
+select defaclrole::regrole, defaclnamespace::regnamespace, defaclobjtype from pg_default_acl where defaclnamespace = 'public'::regnamespace::oid order by defaclrole::regrole, defaclobjtype;
+   defaclrole   | defaclnamespace | defaclobjtype 
+----------------+-----------------+---------------
+ supabase_admin | public          | S
+ supabase_admin | public          | f
+ supabase_admin | public          | r
+ postgres       | public          | S
+ postgres       | public          | f
+ postgres       | public          | r
+(6 rows)
+

nix/tests/sql/default_privs.sql

@@ -0,0 +1,2 @@
+-- this tests the outcome of doing ALTER DEFAULT PRIVILEGES..
+select defaclrole::regrole, defaclnamespace::regnamespace, defaclobjtype from pg_default_acl where defaclnamespace = 'public'::regnamespace::oid order by defaclrole::regrole, defaclobjtype;