#
# MDEV-36487  Fix ha_innobase::check() for sequences
#
call mtr.add_suppression("InnoDB: Table test/s2 contains 1 indexes .*");
call mtr.add_suppression("Table test/s2 has a primary key in InnoDB .*");
CREATE SEQUENCE s ENGINE=InnoDB;
ALTER TABLE s SEQUENCE=0, ALGORITHM=INPLACE;
ERROR 0A000: ALGORITHM=INPLACE is not supported. Reason: SEQUENCE. Try ALGORITHM=COPY
ALTER TABLE s SEQUENCE=0, ALGORITHM=COPY;
FLUSH TABLES;
CHECK TABLE s;
Table	Op	Msg_type	Msg_text
test.s	check	Warning	InnoDB: Sequence table test/s has ROLLBACK enabled.
test.s	check	error	Corrupt
ALTER TABLE s SEQUENCE=1;
ERROR HY000: InnoDB: Table `test`.`s` is corrupted.
DROP SEQUENCE s;
CREATE SEQUENCE s ENGINE=InnoDB;
CREATE TABLE s2 LIKE s;
ALTER TABLE s2 sequence=0;
INSERT INTO s2 VALUES (3,1,9223372036854775806,1,1,1000,0,0);
ALTER TABLE s2 ADD INDEX idx(start_value);
FLUSH TABLES;
CHECK TABLE s2;
Table	Op	Msg_type	Msg_text
test.s2	check	Warning	InnoDB: Table test/s2 contains 1 indexes inside InnoDB, which is different from the number of indexes 0 defined in the MariaDB 
test.s2	check	Warning	InnoDB: Sequence table test/s2 does have more than one indexes.
test.s2	check	error	Corrupt
ALTER TABLE s2 SEQUENCE=1;
ERROR HY000: InnoDB: Table `test`.`s2` is corrupted.
DROP SEQUENCE s;
DROP SEQUENCE s2;
CREATE SEQUENCE s ENGINE=InnoDB;
CREATE TABLE s2 LIKE s;
ALTER TABLE s2 sequence=0;
INSERT INTO s2 VALUES (3,2,9223372036854775806,2,2,1000,0,0);
ALTER TABLE s2 ADD PRIMARY KEY(start_value);
FLUSH TABLES;
CHECK TABLE s2;
Table	Op	Msg_type	Msg_text
test.s2	check	Warning	InnoDB: Table test/s2 has a primary key in InnoDB data dictionary, but not in MariaDB!
test.s2	check	Warning	InnoDB: Table test/s2 contains 1 indexes inside InnoDB, which is different from the number of indexes 0 defined in the MariaDB 
test.s2	check	Warning	InnoDB: Sequence table test/s2 does not have generated clustered index.
test.s2	check	error	Corrupt
ALTER TABLE s2 SEQUENCE=1;
ERROR HY000: InnoDB: Table `test`.`s2` is corrupted.
DROP SEQUENCE s;
DROP SEQUENCE s2;
CREATE SEQUENCE s ENGINE=InnoDB;
CREATE TABLE s2 LIKE s;
ALTER TABLE s2 sequence=0;
INSERT INTO s2 VALUES (3,1,9223372036854775806,1,1,1000,0,0);
DELETE FROM s2;
InnoDB		0 transactions not purged
FLUSH TABLES;
CHECK TABLE s2;
Table	Op	Msg_type	Msg_text
test.s2	check	Warning	InnoDB: Should have only one record in sequence table test/s2. But it has 0 records.
test.s2	check	error	Corrupt
ALTER TABLE s2 SEQUENCE=1;
ERROR HY000: InnoDB: Table `test`.`s2` is corrupted.
DROP SEQUENCE s;
DROP SEQUENCE s2;
CREATE SEQUENCE s ENGINE=InnoDB;
CREATE TABLE s2 LIKE s;
ALTER TABLE s2 sequence=0;
INSERT INTO s2 select seq, seq, seq, seq, seq, seq, 1, seq from
seq_1_to_200;
FLUSH TABLES;
CHECK TABLE s2;
Table	Op	Msg_type	Msg_text
test.s2	check	Warning	InnoDB: Non leaf page exists for sequence table test/s2.
test.s2	check	error	Corrupt
ALTER TABLE s2 SEQUENCE=1;
ERROR HY000: InnoDB: Table `test`.`s2` is corrupted.
DROP SEQUENCE s;
DROP SEQUENCE s2;
CREATE SEQUENCE s ENGINE=InnoDB;
CREATE TABLE s2 LIKE s;
ALTER TABLE s2 sequence=0;
DELETE FROM s2;
InnoDB		0 transactions not purged
connect  prevent_purge,localhost,root;
START TRANSACTION WITH CONSISTENT SNAPSHOT;
connection default;
INSERT INTO s2 VALUES (3,1,9223372036854775806,1,1,1000,0,0);
FLUSH TABLES;
CHECK TABLE s2;
Table	Op	Msg_type	Msg_text
test.s2	check	Warning	InnoDB: Record in sequence table test/s2 is corrupted.
test.s2	check	error	Corrupt
ALTER TABLE s2 SEQUENCE=1;
ERROR HY000: InnoDB: Table `test`.`s2` is corrupted.
DROP SEQUENCE s;
DROP SEQUENCE s2;
CREATE SEQUENCE s1 ENGINE=InnoDB;
CHECK TABLE s1;
Table	Op	Msg_type	Msg_text
test.s1	check	status	OK
connection prevent_purge;
START TRANSACTION WITH CONSISTENT SNAPSHOT;
connection default;
INSERT INTO s1 VALUES (3,1,9223372036854775806,1,1,1000,0,0);
SELECT * FROM s1;
next_not_cached_value	minimum_value	maximum_value	start_value	increment	cache_size	cycle_option	cycle_count
3	1	9223372036854775806	1	1	1000	0	0
CHECK TABLE s1;
Table	Op	Msg_type	Msg_text
test.s1	check	status	OK
select nextval(s1);
nextval(s1)
3
disconnect prevent_purge;
DROP SEQUENCE s1;