-- Verify numerus:ensure_role_exists on pg

begin;

select has_function_privilege('auth.ensure_role_exists()', 'execute');

select 1 / count(*)
from pg_trigger
where not tgisinternal
  and tgname = 'ensure_role_exists'
  and tgrelid = 'auth.user'::regclass
  and tgtype = b'00010101'::int;
--    │││││││
--    ││││││└─> row
--    │││││└──> before
--    ││││└───> insert
--    │││└────> delete
--    ││└─────> update
--    │└──────> truncate
--    └───────> instead


rollback;