--skip # Doesn't really check that background scrubbing works
-- source include/have_innodb.inc
-- source include/not_embedded.inc

let $MYSQLD_DATADIR=`select @@datadir`;
let INNODB_PAGE_SIZE= `select @@innodb_page_size`;

--echo #
--echo # immediate scrubbing is off
--echo # background scrubbing is on
--echo #
show variables like 'innodb_%scrub_data%';

-- echo # make sure spaces are checked quickly
SET GLOBAL innodb_background_scrub_data_check_interval=1;

let $rowcount=500;
let $maxformatno= 3;
let $formatno= $maxformatno;

let $tableformat= (
  a int auto_increment primary key,
  b varchar(256),
  c text,
  index(b)) engine = innodb row_format;

while ($formatno)
{
dec $formatno;
let $format = `select case $formatno
               when 0 then 'redundant'
               when 1 then 'redundant'
               when 2 then 'compact'
               when 3 then 'compressed'
               end`;

let $t= delete_$formatno;
eval create table $t $tableformat=$format;

let $numinserts = $rowcount;
-- echo # Populate table with rows
--disable_query_log
begin;
while ($numinserts)
{
  dec $numinserts;
  eval insert into $t(b,c) values ('unicycle', repeat('wonderwoman', 1000));
}
commit;
--enable_query_log

eval delete from $t;

let $t= delete_rollback_delete_$formatno;

eval create table $t $tableformat=$format;

let $numinserts = $rowcount;
-- echo # Populate table with rows
--disable_query_log
begin;
while ($numinserts)
{
  dec $numinserts;
  eval insert into $t(b,c) values ('bicycle', repeat('repairman', 1000));
}
commit;
--enable_query_log

begin;
eval delete from $t;
rollback;
eval delete from $t;

let $t= insert_rollback_$formatno;

eval create table $t $tableformat=$format;

let $numinserts = $rowcount;
-- echo # Populate table with rows
begin;
--disable_query_log
while ($numinserts)
{
  dec $numinserts;
  eval insert into $t(b,c) values ('tricycle', repeat('superhuman', 1000));
}
--enable_query_log

rollback;
}

-- echo # start scrubbing threads
SET GLOBAL innodb_encryption_threads=5;
-- echo # Wait max 10 min for scrubbing
let $cnt=600;
while ($cnt)
{
    let $success=`SELECT COUNT(*) = 0 FROM INFORMATION_SCHEMA.INNODB_TABLESPACES_SCRUBBING WHERE LAST_SCRUB_COMPLETED IS NULL AND (NAME LIKE 'test/%' OR SPACE = 0)`;
    if ($success)
    {
        let $cnt=0;
    }
    if (!$success)
    {
        real_sleep 1;
        dec $cnt;
    }
    SELECT * FROM INFORMATION_SCHEMA.INNODB_TABLESPACES_SCRUBBING;
    SHOW STATUS LIKE '%scrub%';
}
if (!$success)
{
    SELECT * FROM INFORMATION_SCHEMA.INNODB_TABLESPACES_SCRUBBING;
    SHOW STATUS LIKE 'innodb_%scrub%';
    -- die Timeout waiting for background threads
}

SET GLOBAL innodb_fast_shutdown=0;
-- source include/shutdown_mysqld.inc

let ABORT_ON= FOUND;
let SEARCH_PATTERN= (un|b|tr)icycle|(repair|breakhu|wonderwo)man;
let SEARCH_RANGE= 12582912;
let SEARCH_FILE= $MYSQLD_DATADIR/ibdata1;

# We may randomly find copies of unscrubbed pages in the doublewrite buffer.
# Let us scrub the doublewrite buffer ourselves.
perl;
use Fcntl 'SEEK_SET';
my $page_size = $ENV{INNODB_PAGE_SIZE};
open(FILE, "+<", "$ENV{SEARCH_FILE}") or die "cannot open: $!\n";
seek(FILE, $page_size * 64, SEEK_SET) or die "cannot seek: $!\n";
print(FILE chr(0) x ($page_size * 128)) or die "cannot write: $!\n";
close FILE or die "cannot close: $!\n";;
EOF

-- source include/search_pattern_in_file.inc

let $formatno= $maxformatno;
while ($formatno)
{
dec $formatno;

let $t= delete_$formatno.ibd;
let SEARCH_FILE= $MYSQLD_DATADIR/test/$t;
-- echo # $t
-- source include/search_pattern_in_file.inc
let $t= delete_rollback_delete_$formatno.ibd;
let SEARCH_FILE= $MYSQLD_DATADIR/test/$t;
-- echo # $t
-- source include/search_pattern_in_file.inc
let $t= insert_rollback_$formatno.ibd;
let SEARCH_FILE= $MYSQLD_DATADIR/test/$t;
-- echo # $t
-- source include/search_pattern_in_file.inc
}

-- source include/start_mysqld.inc

let $formatno= $maxformatno;
while ($formatno)
{
dec $formatno;

let $t= delete_$formatno, delete_rollback_delete_$formatno, insert_rollback_$formatno;

eval check table $t;
eval drop table $t;
}

show variables like 'innodb_%scrub_data%';
