--source include/have_debug.inc
# This test is slow on buildbot.
--source include/big_test.inc
call mtr.add_suppression("InnoDB: New log files created");

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

SET GLOBAL innodb_file_per_table=0;
CREATE TABLE t(a varchar(40) PRIMARY KEY, b varchar(40), c varchar(40), d varchar(40), index(b,c,d)) ENGINE INNODB;

echo # Create full backup , modify table, then create incremental/differential backup;
--disable_result_log
exec $XTRABACKUP --defaults-file=$MYSQLTEST_VARDIR/my.cnf  --backup --parallel=10 --target-dir=$basedir;
--enable_result_log

SET debug_dbug='+d,skip_page_checksum',foreign_key_checks=0,unique_checks=0;
BEGIN;
INSERT INTO t select uuid(), uuid(), uuid(), uuid() from seq_1_to_100000;
COMMIT;
SELECT count(*) FROM t;

exec $XTRABACKUP --defaults-file=$MYSQLTEST_VARDIR/my.cnf  --backup --target-dir=$incremental_dir --incremental-basedir=$basedir --dbug=+d,page_intermittent_checksum_mismatch;

--disable_result_log
echo # Prepare full backup, apply incremental one;
exec $XTRABACKUP --prepare --verbose --target-dir=$basedir;

exec $XTRABACKUP --prepare --verbose --target-dir=$basedir --incremental-dir=$incremental_dir ;

echo # Restore and check results;
let $targetdir=$basedir;

let $_datadir= `SELECT @@datadir`;
let $innodb_data_file_path=`SELECT @@innodb_data_file_path`;
echo # shutdown server;
--source include/shutdown_mysqld.inc
echo # remove datadir;
rmdir $_datadir;
echo # xtrabackup move back;
exec $XTRABACKUP --defaults-file=$MYSQLTEST_VARDIR/my.cnf --copy-back --datadir=$_datadir "--innodb_data_file_path=$innodb_data_file_path" --target-dir=$targetdir;
echo # restart server;
--source include/start_mysqld.inc

--enable_result_log
SELECT count(*) FROM t;
DROP TABLE t;

# Cleanup
rmdir $basedir;
rmdir $incremental_dir;