-- source include/have_innodb.inc
-- source include/have_binlog_format_statement.inc

# You cannot use `KILL' with the Embedded MySQL Server library,
# because the embedded server merely runs inside the threads of the host
# application. -- the docs

-- source include/not_embedded.inc

###
### bug#22725 : incorrect killed error in binlogged query
###

connect (con1, localhost, root,,);
connect (con2, localhost, root,,);

create table t1 (a int auto_increment, b int, PRIMARY KEY (a)) ENGINE=InnoDB;
create table t2 (a int auto_increment, b int, PRIMARY KEY (a)) ENGINE=MyISAM;
create table t3 (a int auto_increment, b int, PRIMARY KEY (a)) ENGINE=InnoDB;

#
# effective test for bug#22725
#

connection con1;
select get_lock("a", 20);

connection con2;
let $ID= `select connection_id()`;

#
# reset master does not reset binlogging on the embedded server.
# the test is not run on the embedded for reason of using KILL query.
# `reset master' problem is to be addressed by bug#15580 fixes.
#
reset master;
send insert into t2 values (null, null), (null, get_lock("a", 10));


connection con1;

disable_abort_on_error;
disable_query_log;
disable_result_log;

eval kill query $ID;

connection con2;
--error 0,ER_QUERY_INTERRUPTED
reap;
let $rows= `select count(*) from t2  /* must be 2 or 0 */`;

let $MYSQLD_DATADIR= `select @@datadir`;
--exec $MYSQL_BINLOG --force-if-open --start-position=134 $MYSQLD_DATADIR/master-bin.000001 > $MYSQLTEST_VARDIR/tmp/kill_query_calling_sp.binlog
--replace_result $MYSQLTEST_VARDIR MYSQLTEST_VARDIR
eval select
(@a:=load_file("$MYSQLTEST_VARDIR/tmp/kill_query_calling_sp.binlog"))
is not null;
--replace_result $MYSQL_TEST_DIR MYSQL_TEST_DIR
let $error_code= `select @a like "%#%error_code=0%" /* must return 1 or 0*/`;
let $insert_binlogged= `select @a like "%insert into%" /* must return 1 or 0 */`;
eval set @result= $rows- $error_code - $insert_binlogged;

enable_abort_on_error;
enable_query_log;
enable_result_log;

select @result /* must be zero either way */;


--remove_file $MYSQLTEST_VARDIR/tmp/kill_query_calling_sp.binlog
connection con1;
select RELEASE_LOCK("a");

#
# bug#27571 asynchronous setting mysql_`query`::error and Query_log_e::error_code
#

# checking that killing inside of select loops is safe as before
# killing after the loop can be only simulated - another test

delete from t1;
delete from t2;
insert into t1 values (1,1),(2,2);

#
# simple update
#
connection con1;
begin; update t1 set b=11 where a=2;

connection con2;
let $ID= `select connection_id()`;
begin;
send update t1 set b=b+10;

connection con1;
--replace_result $ID ID
eval kill query $ID;
rollback;

# Bug #32148  	killi query may be ineffective 
# forced to comment out the test's outcome 
# and mask out ineffective ER_QUERY_INTERRUPTED
# todo1: revert back upon fixing bug#32148
# todo2: the tests need refining in that
#        killing should wait till the victim requested
#        its lock (wait_condition available in 5.1 tests)

connection con2;
--error 0,ER_QUERY_INTERRUPTED
reap;
rollback;
select * from t1  order by a /* must be the same as before (1,1),(2,2) */;

#
# multi update
# commented out as Bug #31807 multi-update,delete killing does not report with ER_QUERY_INTERRUPTED
# in the way
#
# connection con1;
# begin; update t1 set b=b+10;

# connection con2;
# send update t1 as t_1,t1 as t_2 set t_1.b=11 where t_2.a=2;

# connection con1;
# --replace_result $ID ID
# eval kill query $ID;
# rollback;

# disable_abort_on_error;

# connection con2;
# --error HY000,ER_QUERY_INTERRUPTED
# reap;
# select * from t1 /* must be the same as before (1,1),(2,2) */;

# enable_abort_on_error;
#
# simple delete
#
connection con1;
begin; delete from t1 where a=2;

connection con2;
let $ID= `select connection_id()`;
begin;
send delete from t1 where a=2;

connection con1;
--replace_result $ID ID
eval kill query $ID;
rollback;

connection con2;
--error 0,ER_QUERY_INTERRUPTED
reap;
rollback;
# todo1,2 above
select * from t1 order by a /* must be the same as before (1,1),(2,2) */;


#
# multi delete
# the same as for multi-update
#
# connection con1;
# begin; delete from t1 where a=2;

# connection con2;
# send delete t1 from t1 where t1.a=2;

# connection con1;
# --replace_result $ID ID
# eval kill query $ID;
# rollback;

# connection con2;
# --error 0,ER_QUERY_INTERRUPTED
# reap;
# select * from t1 /* must be the same as before (1,1),(2,2) */;
#
# insert select
#
connection con1;
--disable_warnings
drop table if exists t4;
--enable_warnings
create table t4 (a int, b int) engine=innodb;
insert into t4 values (3, 3);
begin; insert into t1 values (3, 3);

connection con2;
let $ID= `select connection_id()`;
begin;
send insert into t1 select * from t4 for update;

connection con1;
--replace_result $ID ID
eval kill query $ID;
rollback;

connection con2;
--error 0,ER_QUERY_INTERRUPTED
reap;
# todo 1,2 above
rollback;
select * from t1 /* must be the same as before (1,1),(2,2) */;

drop table t4; # cleanup for the sub-case

###
## non-ta table case: killing must be recorded in binlog
###
create table t4 (a int, b int) ENGINE=MyISAM /* for killing update and delete */;

delimiter |;
create function bug27563(n int) 
RETURNS int(11)
DETERMINISTIC
begin
  if @b > 0 then
     select get_lock("a", 20)  into @a;
  else 
     set @b= 1;
  end if;
  return n;
end|
delimiter ;|

#
# update
#

delete from t4;
insert into t4 values (1,1), (1,1);
reset master;
connection con1;
select get_lock("a", 20);

connection con2;
let $ID= `select connection_id()`;
set @b= 0;
send update t4 set b=b + bug27563(b);

connection con1;
let $wait_condition= select count(*) = 1 FROM INFORMATION_SCHEMA.PROCESSLIST where state='User lock';
source include/wait_condition.inc;
select count(*) FROM INFORMATION_SCHEMA.PROCESSLIST where state='User lock';

--replace_result $ID ID
eval kill query $ID;

connection con2;
--error ER_QUERY_INTERRUPTED
reap;
select * from t4 order by b /* must be (1,1), (1,2) */;
select @b  /* must be 1 at the end of a stmt calling bug27563() */;
--echo must have the update query event more to FD
source include/show_binlog_events.inc;

# a proof the query is binlogged with an error

--exec $MYSQL_BINLOG --force-if-open --start-position=106 $MYSQLD_DATADIR/master-bin.000001 > $MYSQLTEST_VARDIR/tmp/binlog_killed_bug27571.binlog
--replace_result $MYSQLTEST_VARDIR MYSQLTEST_VARDIR
eval select
(@a:=load_file("$MYSQLTEST_VARDIR/tmp/binlog_killed_bug27571.binlog"))
is not null;
--replace_result $MYSQL_TEST_DIR MYSQL_TEST_DIR
let $error_code= `select @a like "%#%error_code=0%" /* must return 0*/`;
eval select $error_code /* must return 0 to mean the killed query is in */;

# cleanup for the sub-case
connection con1;
select RELEASE_LOCK("a");
--remove_file $MYSQLTEST_VARDIR/tmp/binlog_killed_bug27571.binlog

#
# delete
#

delete from t4;
insert into t4 values (1,1), (2,2);
reset master;
connection con1;
select get_lock("a", 20);

connection con2;
let $ID= `select connection_id()`;
set @b= 0;
send delete from t4 where b=bug27563(1) or b=bug27563(2);

connection con1;
let $wait_condition= select count(*) = 1 FROM INFORMATION_SCHEMA.PROCESSLIST where state='User lock';
source include/wait_condition.inc;
select count(*) FROM INFORMATION_SCHEMA.PROCESSLIST where state='User lock';
--replace_result $ID ID
eval kill query $ID;

connection con2;
--error ER_QUERY_INTERRUPTED
reap;
select count(*) from t4 /* must be 1 */;
select @b  /* must be 1 at the end of a stmt calling bug27563() */;
--echo must have the delete query event more to FD
source include/show_binlog_events.inc;

# a proof the query is binlogged with an error

--exec $MYSQL_BINLOG --force-if-open --start-position=106 $MYSQLD_DATADIR/master-bin.000001 > $MYSQLTEST_VARDIR/tmp/binlog_killed_bug27571.binlog
--replace_result $MYSQLTEST_VARDIR MYSQLTEST_VARDIR
eval select
(@a:=load_file("$MYSQLTEST_VARDIR/tmp/binlog_killed_bug27571.binlog"))
is not null;
--replace_result $MYSQL_TEST_DIR MYSQL_TEST_DIR
let $error_code= `select @a like "%#%error_code=0%" /* must return 0*/`;
eval select $error_code /* must return 0 to mean the killed query is in */;

# cleanup for the sub-case
connection con1;
select RELEASE_LOCK("a");
--remove_file $MYSQLTEST_VARDIR/tmp/binlog_killed_bug27571.binlog

drop table t4;

#
# load data - see simulation tests
#


# bug#27571 cleanup

drop function bug27563;


#
# common cleanup 
#

drop table t1,t2,t3;

--echo end of the tests
