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--source include/have_innodb.inc
SET @start_global_value = @@global.innodb_simulate_comp_failures;
SELECT @start_global_value;
#
# exists as global only
#
--echo Valid values are between 0 and 99
select @@global.innodb_simulate_comp_failures between 0 and 99;
select @@global.innodb_simulate_comp_failures;
--error ER_INCORRECT_GLOBAL_LOCAL_VAR
select @@session.innodb_simulate_comp_failures;
show global variables like 'innodb_simulate_comp_failures';
show session variables like 'innodb_simulate_comp_failures';
select * from information_schema.global_variables where variable_name='innodb_simulate_comp_failures';
select * from information_schema.session_variables where variable_name='innodb_simulate_comp_failures';
#
# show that it's writable
#
set global innodb_simulate_comp_failures=10;
select @@global.innodb_simulate_comp_failures;
select * from information_schema.global_variables where variable_name='innodb_simulate_comp_failures';
select * from information_schema.session_variables where variable_name='innodb_simulate_comp_failures';
--error ER_GLOBAL_VARIABLE
set session innodb_simulate_comp_failures=1;
#
# incorrect types
#
--error ER_WRONG_TYPE_FOR_VAR
set global innodb_simulate_comp_failures=1.1;
--error ER_WRONG_TYPE_FOR_VAR
set global innodb_simulate_comp_failures=1e1;
--error ER_WRONG_TYPE_FOR_VAR
set global innodb_simulate_comp_failures="foo";
set global innodb_simulate_comp_failures=-7;
select @@global.innodb_simulate_comp_failures;
select * from information_schema.global_variables where variable_name='innodb_simulate_comp_failures';
set global innodb_simulate_comp_failures=106;
select @@global.innodb_simulate_comp_failures;
select * from information_schema.global_variables where variable_name='innodb_simulate_comp_failures';
#
# min/max/DEFAULT values
#
set global innodb_simulate_comp_failures=0;
select @@global.innodb_simulate_comp_failures;
set global innodb_simulate_comp_failures=99;
select @@global.innodb_simulate_comp_failures;
set global innodb_simulate_comp_failures=DEFAULT;
select @@global.innodb_simulate_comp_failures;
SET @@global.innodb_simulate_comp_failures = @start_global_value;
SELECT @@global.innodb_simulate_comp_failures;
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