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################################################################################
# gtid_executed_compression_period
#
# It is a global variable only and can be set dynamically.
# It has UINT type and accepts numbers from 0 to 4294967295. Default value is 1000.
#
# This test verifies the variable can be set, selected and showed correctly.
################################################################################
SET @start_global_value = @@global.gtid_executed_compression_period;
SELECT @start_global_value;
--echo #
--echo # It exists as a global variable
--echo #
SELECT @@GLOBAL.gtid_executed_compression_period;
SHOW GLOBAL VARIABLES LIKE 'gtid_executed_compression_period';
--disable_warnings
SELECT * FROM performance_schema.global_variables WHERE
VARIABLE_NAME = 'gtid_executed_compression_period';
--enable_warnings
--echo #
--echo # It is not a session variable
--echo #
--error ER_INCORRECT_GLOBAL_LOCAL_VAR
SELECT @@SESSION.gtid_executed_compression_period;
--error ER_GLOBAL_VARIABLE
SET SESSION gtid_executed_compression_period= 2;
SHOW SESSION VARIABLES LIKE 'gtid_executed_compression_period';
SHOW SESSION VARIABLES LIKE 'gtid_executed_compression_period';
--disable_warnings
SELECT * FROM performance_schema.session_variables WHERE
VARIABLE_NAME ='gtid_executed_compression_period';
--enable_warnings
--echo #
--echo # Verify that it's writable
--echo #
SET GLOBAL gtid_executed_compression_period= 0;
SELECT @@GLOBAL.gtid_executed_compression_period;
SET GLOBAL gtid_executed_compression_period= 5000;
SELECT @@GLOBAL.gtid_executed_compression_period;
SET GLOBAL gtid_executed_compression_period= 4294967295;
SELECT @@GLOBAL.gtid_executed_compression_period;
--echo #
--echo # Verify that it could not bet set with invalid values
--echo #
# Allowed value range: (0, UINT_MAX32)
# Value lower than allowed range
SET GLOBAL gtid_executed_compression_period= -1;
SELECT @@GLOBAL.gtid_executed_compression_period;
# Value higher than allowed range
SET GLOBAL gtid_executed_compression_period= 4294967296;
SELECT @@GLOBAL.gtid_executed_compression_period;
# Incompatible value types
--error ER_WRONG_TYPE_FOR_VAR
set global gtid_executed_compression_period= 1.1;
--error ER_WRONG_TYPE_FOR_VAR
set global gtid_executed_compression_period= 1e1;
--error ER_WRONG_TYPE_FOR_VAR
set global gtid_executed_compression_period= "foobar";
SET @@global.gtid_executed_compression_period= @start_global_value;
SELECT @@global.gtid_executed_compression_period;
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