--source include/have_innodb.inc
--source include/innodb_page_size.inc
--source include/have_debug.inc
--source include/not_embedded.inc

--echo #
--echo #  MDEV-19229 Allow innodb_undo_tablespaces to be changed
--echo #        after database creation
--echo #
let $MYSQLD_DATADIR= `select @@datadir`;
call mtr.add_suppression("InnoDB: Plugin initialization aborted");
call mtr.add_suppression("Plugin 'InnoDB' init function returned error");
call mtr.add_suppression("Plugin 'InnoDB' registration as a STORAGE ENGINE failed");

set global innodb_fast_shutdown=0;

--echo # case 1: Abort after resetting TRX_SYS page rollback segments
let $restart_parameters=--innodb_undo_tablespaces=4 --debug_dbug="+d,after_rseg_reset_abort";

--source include/restart_mysqld.inc

let $restart_parameters=--innodb_undo_tablespaces=4;
--source include/restart_mysqld.inc

--echo # Should list 4 undo log tablespaces
list_files $MYSQLD_DATADIR undo*;

--echo # case 2: Abort after deleting the old undo tablespaces
let $restart_parameters=--innodb_undo_tablespaces=2 --debug_dbug="+d,after_deleting_old_undo_abort";

--source include/restart_mysqld.inc

let $restart_parameters=--innodb_undo_tablespaces=2;
--source include/restart_mysqld.inc

--echo # Should list 2 undo log tablespaces
list_files $MYSQLD_DATADIR undo*;

--echo # case 3: Abort after successfully deleting the old undo tablespace
let $restart_parameters=--innodb_undo_tablespaces=3 --debug_dbug="+d,after_deleting_old_undo_success";

--source include/restart_mysqld.inc

let $restart_parameters=--innodb_undo_tablespaces=3;
--source include/restart_mysqld.inc

--echo # Should list 3 undo log tablespaces
list_files $MYSQLD_DATADIR undo*;

--echo # case 4: Abort after re-creating new undo tablespaces
let $restart_parameters=--innodb_undo_tablespaces=4 --debug_dbug="+d,after_reinit_undo_abort";

--source include/restart_mysqld.inc

let $restart_parameters=--innodb_undo_tablespaces=4;
--source include/restart_mysqld.inc

--echo # Should list 4 undo log tablespaces
list_files $MYSQLD_DATADIR undo*;

--echo # case 5: Abort after re-creating new undo tablespaces successfully
let $restart_parameters=--innodb_undo_tablespaces=2 --debug_dbug="+d,after_reinit_undo_success";

--source include/restart_mysqld.inc

let $restart_parameters=--innodb_undo_tablespaces=2;
--source include/restart_mysqld.inc

--echo # Should list 2 undo log tablespaces
list_files $MYSQLD_DATADIR undo*;