###############################################################################
# Variable Name: binlog_transaction_dependency_tracking
# Scope: global
# Access Type: dynamic
# Data Type: enum
#
# Description: Test Cases of Dynamic System Variable
#              "binlog_transaction_dependency_history_size" that checks
#              behavior of this variable in the following ways
#              * Scope & Access type
#              * Valid & Default value
#              * Invalid values
#              * Dependency on transaction_write_set_extraction
#
# Reference: WL#9556
###############################################################################

--source include/have_binlog_format_row.inc

# Save initial value
--let $saved_binlog_transaction_dependency_tracking= `SELECT @@global.binlog_transaction_dependency_tracking`
--let $saved_transaction_write_set_extraction= `SELECT @@global.transaction_write_set_extraction`

# Set initial values to test further
SET GLOBAL binlog_transaction_dependency_tracking= 'COMMIT_ORDER';
SET GLOBAL transaction_write_set_extraction= 'XXHASH64';

#
# Scope: Global only
#
SELECT COUNT(@@GLOBAL.binlog_transaction_dependency_tracking);

--error ER_INCORRECT_GLOBAL_LOCAL_VAR
SELECT COUNT(@@SESSION.binlog_transaction_dependency_tracking);

--disable_warnings
SELECT VARIABLE_NAME FROM performance_schema.global_variables WHERE VARIABLE_NAME='binlog_transaction_dependency_tracking';
SELECT VARIABLE_NAME FROM performance_schema.session_variables WHERE variable_name='binlog_transaction_dependency_tracking';
--enable_warnings

#
# Access Type: Dynamic
#
SET GLOBAL binlog_transaction_dependency_tracking= 'COMMIT_ORDER';
--let $assert_text= 'binlog_transaction_dependency_tracking is a dynamic variable'
--let $assert_cond= "[SELECT @@GLOBAL.binlog_transaction_dependency_tracking]" = "COMMIT_ORDER"
--source include/assert.inc

#
# Valid values and Default value
#
SET GLOBAL binlog_transaction_dependency_tracking= 'COMMIT_ORDER';
--let $assert_text= 'binlog_transaction_dependency_tracking should be COMMIT_ORDER'
--let $assert_cond= "[SELECT @@GLOBAL.binlog_transaction_dependency_tracking]" = "COMMIT_ORDER"
--source include/assert.inc

SET GLOBAL binlog_transaction_dependency_tracking= 0;
--let $assert_text= 'binlog_transaction_dependency_tracking should be COMMIT_ORDER'
--let $assert_cond= "[SELECT @@GLOBAL.binlog_transaction_dependency_tracking]" = "COMMIT_ORDER"
--source include/assert.inc

SET GLOBAL binlog_transaction_dependency_tracking= 'WRITESET';
--let $assert_text= 'binlog_transaction_dependency_tracking should be WRITESET'
--let $assert_cond= "[SELECT @@GLOBAL.binlog_transaction_dependency_tracking]" = "WRITESET"
--source include/assert.inc

SET GLOBAL binlog_transaction_dependency_tracking= 1;
--let $assert_text= 'binlog_transaction_dependency_tracking should be WRITESET'
--let $assert_cond= "[SELECT @@GLOBAL.binlog_transaction_dependency_tracking]" = "WRITESET"
--source include/assert.inc

SET GLOBAL binlog_transaction_dependency_tracking= 'WRITESET_SESSION';
--let $assert_text= 'binlog_transaction_dependency_tracking should be WRITESET_SESSION'
--let $assert_cond= "[SELECT @@GLOBAL.binlog_transaction_dependency_tracking]" = "WRITESET_SESSION"
--source include/assert.inc

SET GLOBAL binlog_transaction_dependency_tracking= 2;
--let $assert_text= 'binlog_transaction_dependency_tracking should be WRITESET_SESSION'
--let $assert_cond= "[SELECT @@GLOBAL.binlog_transaction_dependency_tracking]" = "WRITESET_SESSION"
--source include/assert.inc

SET GLOBAL binlog_transaction_dependency_tracking= DEFAULT;
--let $assert_text= 'binlog_transaction_dependency_tracking should be COMMIT_ORDER'
--let $assert_cond= "[SELECT @@GLOBAL.binlog_transaction_dependency_tracking]" = "COMMIT_ORDER"
--source include/assert.inc

#
# Invalid values
#
--error ER_WRONG_VALUE_FOR_VAR
SET GLOBAL binlog_transaction_dependency_tracking= NULL;

--error ER_WRONG_VALUE_FOR_VAR
SET GLOBAL binlog_transaction_dependency_tracking= '';

--error ER_WRONG_TYPE_FOR_VAR
SET GLOBAL binlog_transaction_dependency_tracking= 1.0;

--error ER_WRONG_VALUE_FOR_VAR
SET GLOBAL binlog_transaction_dependency_tracking= 'GARBAGE';

--error ER_WRONG_VALUE_FOR_VAR
SET GLOBAL binlog_transaction_dependency_tracking= ON;

--error ER_WRONG_VALUE_FOR_VAR
SET GLOBAL binlog_transaction_dependency_tracking= OFF;

--error ER_WRONG_VALUE_FOR_VAR
SET GLOBAL binlog_transaction_dependency_tracking= 3;

--echo Expect value still set to "COMMIT_ORDER"
SELECT @@global.binlog_transaction_dependency_tracking;

#
# Test usage: Dependency on transaction_write_set_extraction
#
--echo Case1 a): "When binlog_transaction_dependency_tracking != COMMIT_ORDER,
--echo  transaction_write_set_extraction cannot be changed."
SET GLOBAL binlog_transaction_dependency_tracking= 'WRITESET';
--error ER_WRONG_USAGE
SET GLOBAL transaction_write_set_extraction= OFF;
--error ER_WRONG_USAGE
SET GLOBAL transaction_write_set_extraction= MURMUR32;
--echo Expect value still set to XXHASH64
SELECT @@global.transaction_write_set_extraction;

--echo Case1 b): "When binlog_transaction_dependency_tracking != COMMIT_ORDER,
--echo  transaction_write_set_extraction cannot be changed."
SET GLOBAL binlog_transaction_dependency_tracking= 'WRITESET_SESSION';
--error ER_WRONG_USAGE
SET GLOBAL transaction_write_set_extraction= OFF;
--error ER_WRONG_USAGE
SET GLOBAL transaction_write_set_extraction= MURMUR32;
--echo Expect value still set to XXHASH64
SELECT @@global.transaction_write_set_extraction;

--echo Case2: "When transaction_write_set_extraction = OFF,
--echo  binlog_transaction_dependency_tracking cannot be set to WRITESET%"
SET GLOBAL binlog_transaction_dependency_tracking= 'COMMIT_ORDER';
SET GLOBAL transaction_write_set_extraction= OFF;
--error ER_WRONG_USAGE
SET GLOBAL binlog_transaction_dependency_tracking= 'WRITESET';
--error ER_WRONG_USAGE
SET GLOBAL binlog_transaction_dependency_tracking= 'WRITESET_SESSION';
--echo Expect value still set to COMMIT_ORDER
SELECT @@global.binlog_transaction_dependency_tracking;

SET GLOBAL transaction_write_set_extraction= XXHASH64;

# Clean up
--disable_query_log
--eval SET GLOBAL binlog_transaction_dependency_tracking= '$saved_binlog_transaction_dependency_tracking';
--eval SET GLOBAL transaction_write_set_extraction= '$saved_transaction_write_set_extraction';
--enable_query_log