--source include/have_innodb.inc
--source include/have_sequence.inc
let $MYSQLD_DATADIR = `SELECT @@datadir`;

--echo #
--echo # MDEV-26137 ALTER TABLE IMPORT enhancement
--echo #

--echo # drop t1 before importing t2
CREATE TABLE t1 (a int) ENGINE=InnoDB;
INSERT INTO t1 VALUES(42);
FLUSH TABLES t1 FOR EXPORT;
--copy_file $MYSQLD_DATADIR/test/t1.cfg $MYSQLD_DATADIR/test/t2.cfg
--copy_file $MYSQLD_DATADIR/test/t1.frm $MYSQLD_DATADIR/test/t2.frm
--copy_file $MYSQLD_DATADIR/test/t1.ibd $MYSQLD_DATADIR/test/t2.ibd
UNLOCK TABLES;
DROP TABLE t1;
ALTER TABLE t2 IMPORT TABLESPACE;
SHOW CREATE TABLE t2;
SELECT * FROM t2;
DROP TABLE t2;

--echo # created t2 but did not discard tablespace
CREATE TABLE t1 (a int) ENGINE=InnoDB;
INSERT INTO t1 VALUES(42);
CREATE TABLE t2 LIKE t1;
FLUSH TABLES t1 FOR EXPORT;
--copy_file $MYSQLD_DATADIR/test/t1.cfg $MYSQLD_DATADIR/test/t2.cfg
UNLOCK TABLES;
DROP TABLE t1;
call mtr.add_suppression("InnoDB: Unable to import tablespace");
--error ER_TABLESPACE_EXISTS
ALTER TABLE t2 IMPORT TABLESPACE;
SHOW CREATE TABLE t2;
SELECT * FROM t2;
DROP TABLE t2;

--echo # attempt to import when there's no tablespace
--error ER_NO_SUCH_TABLE
ALTER TABLE t2 IMPORT TABLESPACE;

--echo # with index
CREATE TABLE t1 (a int, b varchar(50)) ENGINE=InnoDB;
CREATE UNIQUE INDEX ai ON t1 (a);
INSERT INTO t1 VALUES(42, "hello");
FLUSH TABLES t1 FOR EXPORT;
--copy_file $MYSQLD_DATADIR/test/t1.cfg $MYSQLD_DATADIR/test/t2.cfg
--copy_file $MYSQLD_DATADIR/test/t1.frm $MYSQLD_DATADIR/test/t2.frm
--copy_file $MYSQLD_DATADIR/test/t1.ibd $MYSQLD_DATADIR/test/t2.ibd
UNLOCK TABLES;
ALTER TABLE t2 IMPORT TABLESPACE;
SHOW CREATE TABLE t2;
SELECT * FROM t2;
SHOW INDEX FROM t1;
SHOW INDEX FROM t2;
DROP TABLE t1, t2;

--echo # with virtual column index
CREATE TABLE t1 (a int, b int as (a * a)) ENGINE=InnoDB;
CREATE UNIQUE INDEX ai ON t1 (b);
INSERT INTO t1 VALUES(42, default);
FLUSH TABLES t1 FOR EXPORT;
--copy_file $MYSQLD_DATADIR/test/t1.cfg $MYSQLD_DATADIR/test/t2.cfg
--copy_file $MYSQLD_DATADIR/test/t1.frm $MYSQLD_DATADIR/test/t2.frm
--copy_file $MYSQLD_DATADIR/test/t1.ibd $MYSQLD_DATADIR/test/t2.ibd
UNLOCK TABLES;
ALTER TABLE t2 IMPORT TABLESPACE;
SHOW CREATE TABLE t2;
SELECT * FROM t2;
SELECT b FROM t2 USE INDEX (ai);
SHOW INDEX FROM t1;
SHOW INDEX FROM t2;
CHECK TABLE t2 EXTENDED;
DROP TABLE t1, t2;

--echo # with auto_increment
CREATE TABLE t1 (id INT PRIMARY KEY AUTO_INCREMENT, i2 INT, i1 INT)ENGINE=INNODB;
INSERT INTO t1 (i2) SELECT 4 FROM seq_1_to_1024;
FLUSH TABLE t1 FOR EXPORT;
--copy_file $MYSQLD_DATADIR/test/t1.frm $MYSQLD_DATADIR/test/t2.frm
--copy_file $MYSQLD_DATADIR/test/t1.ibd $MYSQLD_DATADIR/test/t2.ibd
--copy_file $MYSQLD_DATADIR/test/t1.cfg $MYSQLD_DATADIR/test/t2.cfg
UNLOCK TABLES;
ALTER TABLE t2 IMPORT TABLESPACE;
CHECK TABLE t2 EXTENDED;
DROP TABLE t2, t1;