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# ==== Purpose ====
#
# This test will validate that huge GTID_EXECUTED values are properly
# handled on asynchronous replication.
#
# ==== Related Bugs and Worklogs ====
#
# BUG#22369630 GTID_SET TO_STRING MALLOC ISSUE FOR LARGE SETS
#
--source include/have_gtid.inc
--source include/master-slave.inc
--echo
--echo ################################################################
--echo # 1. Generate a huge GTID_EXECUTED with 70043 characters length.
--echo # It will be like:
--echo # aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa:10000:10002:...:120000
--disable_query_log
--let $gno= 99998
--let $gno_number= 10001
while ($gno_number > 0)
{
--let $gno= `SELECT $gno + 2`
--eval SET GTID_NEXT= 'aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa:$gno'
BEGIN;
COMMIT;
--dec $gno_number
}
SET GTID_NEXT = 'AUTOMATIC';
--enable_query_log
--let $assert_text= GTID_EXECUTED must contain all 70043 characters
--let $assert_cond= [SELECT CHAR_LENGTH(@@GLOBAL.GTID_EXECUTED)] = 70043
--source include/assert.inc
--echo
--echo ################################################################
--echo # 2. Sync slave.
--source include/sync_slave_sql_with_master.inc
--let $assert_text= GTID_EXECUTED must contain all 70043 characters
--let $assert_cond= [SELECT CHAR_LENGTH(@@GLOBAL.GTID_EXECUTED)] = 70043
--source include/assert.inc
--echo
--echo ################################################################
--echo # 3. Execute some transactions and check that nothing bad happens.
--echo # Validate that data is delivered to both servers.
--source include/rpl_connection_master.inc
CREATE TABLE t1 (c1 INT NOT NULL PRIMARY KEY) ENGINE=InnoDB;
INSERT INTO t1 VALUES (1);
--source include/rpl_sync.inc
--source include/rpl_connection_master.inc
--let $assert_text= 'There is a value 1 in table t1'
--let $assert_cond= [SELECT COUNT(*) AS count FROM t1 WHERE t1.c1 = 1, count, 1] = 1
--source include/assert.inc
--source include/rpl_connection_slave.inc
--let $assert_text= 'There is a value 1 in table t1'
--let $assert_cond= [SELECT COUNT(*) AS count FROM t1 WHERE t1.c1 = 1, count, 1] = 1
--source include/assert.inc
--echo
--echo ################################################################
--echo # 4. Check that Retrieved transaction set it is equal to
--echo # GTID_EXECUTED.
--let $assert_text= 'Transactions_committed_all_members must be equal to GTID_EXECUTED'
--let $assert_cond= "[SELECT @@GLOBAL.GTID_EXECUTED]" = "[SELECT Received_Transaction_Set from performance_schema.replication_connection_status]"
--source include/assert.inc
--echo
--echo ############################################################
--echo # 5. Clean up.
--let $rpl_connection_name= master
--source include/rpl_connection_master.inc
DROP TABLE t1;
--source include/rpl_end.inc