source include/not_embedded.inc;

connect (mysql, localhost, root,,);
use mysql;

#test valid syntax
--error ER_PARSE_ERROR
create role test_role1@host1;
--error ER_PARSE_ERROR
create role test_role2@host2, test_role1@host1;

create role test_role1;
create role test_role2, test_role3;

--sorted_result
select user, host, is_role from user where user like 'test%';

drop role test_role1;
drop role test_role2, test_role3;

create role test_role1;
--error ER_CANNOT_USER
create role test_role1;
--error ER_CANNOT_USER
create role test_role1, test_role2;

--sorted_result
select user, host, is_role from user where user like 'test%';

drop role test_role1;
--error ER_CANNOT_USER
drop role test_role1;
--error ER_CANNOT_USER
drop role test_role1, test_role2;

#test that we can not drop users when calling drop role
--error ER_CANNOT_USER
drop role root;
create user dummy@'';
--error ER_CANNOT_USER
drop role dummy;
drop user dummy@'';

--sorted_result
select user, host, is_role from user where user like 'test%';
disconnect mysql;
connection default;

#
# MDEV-5520 Connection lost on wrong CREATE ROLE
#
--error ER_INVALID_ROLE
create role '';

#
# MDEV-5523 Server crashes on DROP USER <rolename>
#
create role r1;
--error ER_CANNOT_USER
drop user r1;
drop role r1;

#
# MDEV-5525 Assertion `status == 0' fails on creating user after granting it role admin option
# 
create role r1 with admin u1;
create user foo@bar;
drop user foo@bar;
drop role r1;