mariadb/mysql-test/t/acl_roles_show_grants.test

#create a user with no privileges
create user 'test_user'@'localhost';
create user 'test_role1'@'';
create user 'test_role2'@'';

update mysql.user set is_role='Y' where user='test_role1';
update mysql.user set is_role='Y' where user='test_role2';
insert into mysql.roles_mapping (HostFk, UserFk, RoleFk) values ('localhost',
                                                                 'test_user',
                                                                 'test_role1');
insert into mysql.roles_mapping (HostFk, UserFk, RoleFk) values ('localhost',
                                                                 'test_user',
                                                                 'test_role2');
insert into mysql.roles_mapping (HostFk, UserFk, RoleFk) values ('',
                                                                 'test_role1',
                                                                 'test_role2');
--sorted_result
select user, host from mysql.user where user not like 'root';
--sorted_result
select * from mysql.roles_mapping;
flush privileges;

--sorted_result
select user, host from mysql.db;

grant select on mysql.* to test_role2@'';
flush privileges;

change_user 'test_user';

--sorted_result
show grants;
set role test_role1;
--sorted_result
show grants;
set role none;
--sorted_result
show grants;

--error ER_DBACCESS_DENIED_ERROR
show grants for test_user@localhost;
--error ER_DBACCESS_DENIED_ERROR
show grants for test_role1;
--error ER_DBACCESS_DENIED_ERROR
show grants for test_role2;
--sorted_result
show grants for CURRENT_USER;
--sorted_result
show grants for CURRENT_USER();
--error ER_NONEXISTING_GRANT
show grants for CURRENT_ROLE;
--error ER_NONEXISTING_GRANT
show grants for CURRENT_ROLE();

set role test_role2;
--sorted_result
show grants;
--sorted_result
show grants for test_user@localhost;
--sorted_result
show grants for test_role1;
--sorted_result
show grants for test_role2;
--sorted_result
show grants for CURRENT_USER;
--sorted_result
show grants for CURRENT_USER();
--sorted_result
show grants for CURRENT_ROLE;
--sorted_result
show grants for CURRENT_ROLE();


change_user 'root';
drop user 'test_user'@'localhost';
revoke select on mysql.* from test_role2@'';
delete from mysql.user where user='test_role1';
delete from mysql.user where user='test_role2';
delete from mysql.roles_mapping where RoleFk='test_role1';
delete from mysql.roles_mapping where RoleFk='test_role2';
flush privileges;