mariadb/mysql-test/main/mysql_json_table_recreate.test

--source include/have_utf8.inc
--source include/have_type_mysql_json.inc

--echo #
--echo # The following test takes 2 tables containing a JSON column and attempts
--echo # to repair them.
--echo #
--echo # The tables header is (Description, Expected, Actual), where description
--echo # shows a brief description what the JSON value is testing in the MariaDB
--echo # implementation. Expected is the longtext string and actual is the JSON
--echo # column that needs to be converted to MariaDB's representation of
--echo # LONGTEXT.
--echo #


call mtr.add_suppression("Table rebuild required");
call mtr.add_suppression("is marked as crashed");
call mtr.add_suppression("Checking");

let $MYSQLD_DATADIR= `select @@datadir`;

SET NAMES utf8;

--copy_file std_data/mysql_json/tempty.frm $MYSQLD_DATADIR/test/tempty.frm
--copy_file std_data/mysql_json/tempty.MYI $MYSQLD_DATADIR/test/tempty.MYI
--copy_file std_data/mysql_json/tempty.MYD $MYSQLD_DATADIR/test/tempty.MYD

--copy_file std_data/mysql_json/mysql_json_test.frm $MYSQLD_DATADIR/test/mysql_json_test.frm
--copy_file std_data/mysql_json/mysql_json_test.MYI $MYSQLD_DATADIR/test/mysql_json_test.MYI
--copy_file std_data/mysql_json/mysql_json_test.MYD $MYSQLD_DATADIR/test/mysql_json_test.MYD

--copy_file std_data/mysql_json/mysql_json_test_big.frm $MYSQLD_DATADIR/test/mysql_json_test_big.frm
--copy_file std_data/mysql_json/mysql_json_test_big.MYI $MYSQLD_DATADIR/test/mysql_json_test_big.MYI
--copy_file std_data/mysql_json/mysql_json_test_big.MYD $MYSQLD_DATADIR/test/mysql_json_test_big.MYD

--echo #
--echo # Check that only ALTER TABLE ... FORCE is allowed on a MySQL 5.7 table
--echo # with a JSON column.
--echo #

--error ER_TABLE_NEEDS_REBUILD
show create table tempty;
--error ER_TABLE_NEEDS_REBUILD
select * from tempty;

alter table tempty force;
show create table tempty;

--error ER_TABLE_NEEDS_REBUILD
show create table mysql_json_test;
--error ER_TABLE_NEEDS_REBUILD
select * from mysql_json_test;

--error ER_TABLE_NEEDS_REBUILD
CREATE TABLE t2 AS SELECT * FROM mysql_json_test;
--error ER_NOT_ALLOWED_IN_THIS_CONTEXT
CREATE TABLE t2 (a mysql_json /*new column*/) AS SELECT * FROM mysql_json_test;
--error ER_NOT_ALLOWED_IN_THIS_CONTEXT
CREATE TABLE t2 (actual mysql_json /*existing column*/) AS SELECT * FROM mysql_json_test;

--error ER_TABLE_NEEDS_REBUILD
LOCK TABLES mysql_json_test WRITE;

alter table mysql_json_test force;

--sorted_result
select description, expected, actual, expected = actual from mysql_json_test;

--echo #
--echo # A quick check that all rows match from the original MySQL Table.
--echo #
select count(*) as 'Total_Number_of_Tests',
       sum(expected = actual) as 'Succesful_Tests'
from mysql_json_test;

show create table mysql_json_test;

--error ER_TABLE_NEEDS_REBUILD
show create table mysql_json_test_big;
--error ER_TABLE_NEEDS_REBUILD
select * from mysql_json_test_big;

--echo #
--echo # This test checks the long format implementation of MySQL's JSON
--echo # Not printing the actual contents as they are not readable by a human,
--echo # just compare the strings, make sure they match.
--echo #
alter table mysql_json_test_big force;

select count(*) as 'Total_Number_of_Tests',
       sum(expected = actual) as 'Succesful_Tests',
       sum(JSON_VALID(actual)) as 'String_is_valid_JSON'
from mysql_json_test_big;

drop table tempty;
drop table mysql_json_test;
drop table mysql_json_test_big;

--echo #
--echo # MDEV-32790: Output result in show create table
--echo #             for mysql_json type should be longtext
--echo #

create table t1(j json);
show create table t1;
drop table t1;
--error ER_NOT_ALLOWED_IN_THIS_CONTEXT
create table t1(j mysql_json);
# `json` type should not have character set and collation other than utf8mb4_bin
--error ER_PARSE_ERROR
create table `testjson` (
  `t` json /* JSON from MySQL 5.7*/ CHARACTER SET utf8mb4 COLLATE utf8mb4_bin NOT NULL
) ENGINE=InnoDB DEFAULT CHARSET=latin1 COLLATE=latin1_swedish_ci;

# By removing character set from `json` field query should work and
# expand to `longtext` with characterset
create table `testjson` (
  `t` json /* JSON from MySQL 5.7*/ COLLATE utf8mb4_bin NOT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1 COLLATE=latin1_swedish_ci;
show create table testjson;
drop table testjson;

# `longtext` that is alias can have character set
create table `testjson` (
  `t` longtext /* JSON from MySQL 5.7 */ CHARACTER SET utf8mb4 COLLATE utf8mb4_bin NOT NULL
) ENGINE=MyISAM DEFAULT CHARSET=latin1 COLLATE=latin1_swedish_ci;
show create table testjson;
drop table testjson;

--echo #
--echo # MDEV-32235: mysql_json cannot be used on newly created table
--echo #

--error ER_NOT_ALLOWED_IN_THIS_CONTEXT
CREATE TABLE t(j mysql_json);
--error ER_NOT_ALLOWED_IN_THIS_CONTEXT
CREATE TABLE IF NOT EXISTS t(j mysql_json);
--error ER_NOT_ALLOWED_IN_THIS_CONTEXT
CREATE OR REPLACE TABLE t(j mysql_json);
--error ER_NOT_ALLOWED_IN_THIS_CONTEXT
CREATE TEMPORARY TABLE t(j mysql_json);

CREATE TABLE t1 (a TEXT);
--error ER_NOT_ALLOWED_IN_THIS_CONTEXT
ALTER TABLE t1 MODIFY a mysql_json;
DROP TABLE t1;

--error ER_NOT_ALLOWED_IN_THIS_CONTEXT
CREATE FUNCTION f1() RETURNS mysql_json RETURN NULL;
--error ER_NOT_ALLOWED_IN_THIS_CONTEXT
CREATE FUNCTION f1(a mysql_json) RETURNS INT RETURN 0;
DELIMITER $$;
--error ER_NOT_ALLOWED_IN_THIS_CONTEXT
CREATE PROCEDURE p1()
BEGIN
  DECLARE a mysql_json;
END;
$$
DELIMITER ;$$

--echo #
--echo # End of 10.5 tests
--echo #