-- source include/have_innodb.inc
-- source include/not_embedded.inc
-- source include/have_example_key_management_plugin.inc
-- source include/not_windows.inc

let $MYSQLD_DATADIR=`select @@datadir`;
let ib1_IBD = $MYSQLD_DATADIR/ibdata1;
let t1_IBD = $MYSQLD_DATADIR/test/t1.ibd;

create table snapshot_status engine = myisam
select * from information_schema.global_status
where variable_name like 'innodb_scrub%';

let $rowcount=500;
let $formatno = 3;
while ($formatno)
{
let $format = `select case $formatno
               when 1 then 'dynamic'
               when 2 then 'redundant'
               when 3 then 'compact'
               end`;
dec $formatno;

-- echo #
-- echo # Test delete of records
-- echo #

eval create table t1 (
  a int auto_increment primary key,
  b varchar(256),
  c text) engine = innodb row_format=$format;

let $numinserts = $rowcount;
-- echo # Populate table with rows
--disable_query_log
while ($numinserts)
{
  dec $numinserts;
  insert into t1(b,c) values ('bicycle', repeat('repairman', 1000));
}
--enable_query_log

delete from t1;

-- echo # restart mysqld so that all pages are flushed
-- source include/restart_mysqld.inc
-- echo # read all rows from table
-- disable_result_log
select * from t1;
-- enable_result_log

-- echo # $format: delete from: grep -c bicycle t1.ibd
-- exec grep -c bicycle $t1_IBD || true
-- echo # $format: delete from: grep -c bicycle ibdata1
-- exec grep -c bicycle $ib1_IBD || true
-- echo # $format: delete from: grep -c repairman t1.ibd
-- exec grep -c repairman $t1_IBD || true
-- echo # $format: delete from: grep -c repairman ibdata1
-- exec grep -c repairman $ib1_IBD || true

drop table t1;

-- echo #
-- echo # Test delete+rollback+delete
-- echo #

eval create table t1 (
  a int auto_increment primary key,
  b varchar(256),
  c text) engine = innodb row_format=$format;

let $numinserts = $rowcount;
-- echo # Populate table with rows
--disable_query_log
while ($numinserts)
{
  dec $numinserts;
  insert into t1(b,c) values ('bicycle', repeat('repairman', 1000));
}
--enable_query_log

begin;
delete from t1;
rollback;
delete from t1;

-- echo # restart mysqld so that all pages are flushed
-- source include/restart_mysqld.inc
-- echo # read all rows from table
-- disable_result_log
select * from t1;
-- enable_result_log

-- echo # $format: delete rollback: grep -c bicycle t1.ibd
-- exec grep -c bicycle $t1_IBD || true
-- echo # $format: delete rollback: grep -c bicycle ibdata1
-- exec grep -c bicycle $ib1_IBD || true
-- echo # $format: delete rollback: grep -c repairman t1.ibd
-- exec grep -c repairman $t1_IBD || true
-- echo # $format: delete rollback: grep -c repairman ibdata1
-- exec grep -c repairman $ib1_IBD || true

drop table t1;

-- echo #
-- echo # Test insert+rollback
-- echo #

eval create table t1 (
  a int auto_increment primary key,
  b varchar(256),
  c text) engine = innodb row_format=$format;

let $numinserts = $rowcount;
-- echo # Populate table with rows
begin;
--disable_query_log
while ($numinserts)
{
  dec $numinserts;
  insert into t1(b,c) values ('bicycle', repeat('repairman', 1000));
}
--enable_query_log

rollback;

-- echo # restart mysqld so that all pages are flushed
-- source include/restart_mysqld.inc
-- echo # read all rows from table
-- disable_result_log
select * from t1;
-- enable_result_log

-- echo # $format: insert rollback: grep -c bicycle t1.ibd
-- exec grep -c bicycle $t1_IBD || true
-- echo # $format: insert rollback: grep -c bicycle ibdata1
-- exec grep -c bicycle $ib1_IBD || true
-- echo # $format: insert rollback: grep -c repairman t1.ibd
-- exec grep -c repairman $t1_IBD || true
-- echo # $format: insert rollback: grep -c repairman ibdata1
-- exec grep -c repairman $ib1_IBD || true

drop table t1;
}

show variables like 'innodb_%scrub_data%';

--echo # verify that this test have not caused any background scrubbing
--sorted_result
select ss.variable_name, gs.variable_value - ss.variable_value as variable_value
from snapshot_status ss,
     information_schema.global_status gs
where ss.variable_name = gs.variable_name;

drop table snapshot_status;