--source include/have_innodb.inc
--source include/have_partition.inc
--source include/innodb_undo_tablespaces.inc

let $basedir=$MYSQLTEST_VARDIR/tmp/backup;
let $incremental_dir=$MYSQLTEST_VARDIR/tmp/backup_inc1;

--echo #
--echo # MDEV-18589 Assertion ...physical_size(flags) == info.page_size
--echo #            failed in xb_delta_open_matching_space
--echo #

CREATE TABLE t (pk INT PRIMARY KEY) ENGINE=InnoDB ROW_FORMAT=COMPRESSED;

--exec $XTRABACKUP --defaults-file=$MYSQLTEST_VARDIR/my.cnf --backup --target-dir=$basedir --protocol=tcp --port=$MASTER_MYPORT --user=root

ALTER TABLE t PARTITION BY KEY(pk);

--exec $XTRABACKUP --defaults-file=$MYSQLTEST_VARDIR/my.cnf --backup --target-dir=$incremental_dir --incremental-basedir=$basedir --protocol=tcp --port=$MASTER_MYPORT --user=root > $incremental_dir.log 2>&1
--exec $XTRABACKUP --prepare --target-dir=$basedir --user=root > $MYSQL_TMP_DIR/backup_prepare_0.log 2>&1
--exec $XTRABACKUP --prepare --target-dir=$basedir --incremental-dir=$incremental_dir --user=root >  $MYSQL_TMP_DIR/backup_prepare_1.log
--cat_file $MYSQL_TMP_DIR/backup_prepare_1.log
let $targetdir=$basedir;
-- source include/restart_and_restore.inc

SHOW CREATE TABLE t;
DROP TABLE t;