# This Tests repair functionality of Myisam engine specific tables
# To test the Bug fixes (BUG#18874,BUG#22562,BUG#23175,BUG#36055)
# All tests are required to run with MyISAM.
# Hence MTR starts mysqld with MyISAM as default

--source include/force_myisam_default.inc
--source include/have_myisam.inc

CALL mtr.add_suppression("Enabling keys got errno");

#
# Test of repair table
#

--disable_warnings
drop table if exists t1;
--enable_warnings

create table t1 SELECT 1,"table 1";
repair table t1 use_frm;
alter table t1 ENGINE=HEAP;
repair table t1 use_frm;
drop table t1;

#
# disabled keys during repair
#
create table t1(id int PRIMARY KEY, st varchar(10), KEY st_key(st));
insert into t1 values(1, "One");
alter table t1 disable keys;
analyze table t1;
show keys from t1;
repair table t1 extended;
analyze table t1;
show keys from t1;
drop table t1;


# non-existent table
repair table t1 use_frm;

create table t1 engine=myisam SELECT 1,"table 1";
flush tables;
let $MYSQLD_DATADIR= `select @@datadir`;
exec echo 1 > $MYSQLD_DATADIR/test/t1.MYI ;
repair table t1;
repair table t1 use_frm;
drop table t1;

#
# BUG#18874 - Setting myisam_repair_threads > 1, index cardinality always 1
#
CREATE TABLE t1(a INT, KEY(a));
INSERT INTO t1 VALUES(1),(2),(3),(4),(5);
SET myisam_repair_threads=2;
REPAIR TABLE t1;
ANALYZE TABLE t1;
SHOW INDEX FROM t1;
SET myisam_repair_threads=@@global.myisam_repair_threads;
DROP TABLE t1;

#
# BUG#22562 - REPAIR TABLE .. USE_FRM causes server crash on Windows and
#             server hangs on Linux
#
CREATE TABLE t1(a INT);
USE mysql;
REPAIR TABLE test.t1 USE_FRM;
USE test;
DROP TABLE t1;

#
# BUG#23175 - MYISAM crash/repair failed during repair
#
CREATE TABLE t1(a CHAR(255), KEY(a)) charset latin1;
SET myisam_sort_buffer_size=4096;
INSERT INTO t1 VALUES
('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
('0'),('0'),('0'),('0'),('0'),('0'),('0');
SET myisam_repair_threads=2;
REPAIR TABLE t1;
SET myisam_repair_threads=@@global.myisam_repair_threads;
SET myisam_sort_buffer_size=@@global.myisam_sort_buffer_size;
DROP TABLE t1;

#
# BUG#31174 - "Repair" command on MyISAM crashes with small 
#              myisam_sort_buffer_size
#
CREATE TABLE t1(a CHAR(255), KEY(a)) charset latin1;
SET myisam_sort_buffer_size=4496;
INSERT INTO t1 VALUES
('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),('0'),
('0'),('0'),('0'),('0'),('0'),('0'),('0');
SET myisam_repair_threads=2;
REPAIR TABLE t1;
SET myisam_repair_threads=@@global.myisam_repair_threads;
SET myisam_sort_buffer_size=@@global.myisam_sort_buffer_size;
DROP TABLE t1;

--echo End of 4.1 tests


#
# Bug#18775 - Temporary table from alter table visible to other threads
#
# REPAIR TABLE ... USE_FRM on temporary table crashed the table or server.
--disable_warnings
DROP TABLE IF EXISTS tt1;
--enable_warnings
CREATE TEMPORARY TABLE tt1 (c1 INT);
REPAIR TABLE tt1 USE_FRM;
DROP TABLE tt1;


--echo #
--echo # Bug #48248 assert in MDL_ticket::upgrade_shared_lock_to_exclusive
--echo #

--disable_warnings
DROP TABLE IF EXISTS t1;
--enable_warnings

CREATE TABLE t1(a INT);
LOCK TABLES t1 READ;
REPAIR TABLE t1;

UNLOCK TABLES;
DROP TABLE t1;


--echo #
--echo # Test for bug #50784 "MDL: Assertion `m_tickets.is_empty() ||
--echo #                      m_tickets.front() == m_trans_sentinel'"
--echo #
--disable_warnings
drop tables if exists t1, t2;
--enable_warnings
create table t1 (i int);
create table t2 (j int);
set @@autocommit= 0;
repair table t1, t2;
set @@autocommit= default;
drop tables t1, t2;