--source include/have_sequence.inc
# have show_slave_status
--source include/not_embedded.inc
CHANGE MASTER TO master_host='127.0.0.1', master_user='root', master_ssl_verify_server_cert=0;
--let $status_items= Replicate_Do_DB

--echo #
--echo # Basic testing of replicate_do_db.
--echo #

SET @save_replicate_do_db = @@GLOBAL.replicate_do_db;
SELECT @save_replicate_do_db;

--echo # Scope.

--error ER_GLOBAL_VARIABLE
SET @@SESSION.replicate_do_db = "";
--error ER_INCORRECT_GLOBAL_LOCAL_VAR
SELECT @@SESSION.replicate_do_db;

--echo # Incorrect type.

--error ER_WRONG_TYPE_FOR_VAR
SET @@GLOBAL.replicate_do_db=1;
--error ER_WRONG_TYPE_FOR_VAR
SET @@GLOBAL.replicate_do_db=1.1;
--error ER_WRONG_TYPE_FOR_VAR
SET @@GLOBAL.replicate_do_db=1e1;

# MDEV-35693 Replicate_* fields of Show-Slave-Status display truncated
--echo # Argument size acceptance.

SELECT GROUP_CONCAT(CONCAT("database_name_", seq) SEPARATOR ",")
  INTO @name FROM seq_1_to_8;
SELECT LENGTH(@name);
SET @@GLOBAL.replicate_do_db= @name;
SELECT @@GLOBAL.replicate_do_db;
SELECT VARIABLE_VALUE FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES WHERE VARIABLE_NAME='replicate_do_db';
--source include/show_slave_status.inc

--echo # Argument syntax.

SET @@GLOBAL.replicate_do_db="db1,,,,,db3";
SELECT @@GLOBAL.replicate_do_db;
SELECT * FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES WHERE VARIABLE_NAME='replicate_do_db';
--source include/show_slave_status.inc

SET @@GLOBAL.replicate_do_db="db1,,,db2,,,db3";
SELECT @@GLOBAL.replicate_do_db;

SET @@GLOBAL.replicate_do_db="";
SELECT @@GLOBAL.replicate_do_db;

SET @@GLOBAL.replicate_do_db=null;
SELECT @@GLOBAL.replicate_do_db;

SET @@GLOBAL.replicate_do_db=DEFAULT;
SELECT @@GLOBAL.replicate_do_db;

--echo # Cleanup.
SET @@GLOBAL.replicate_do_db = @save_replicate_do_db;

--echo #
--echo # MDEV-35688 UBSAN: SUMMARY: UndefinedBehaviorSanitizer: nullptr-with-offset in my_casedn_utf8mb3
--echo #

show variables like 'replicate_do_db';