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mariadb/mysql-test/t/host_cache_size_functionality.test
Monty 9cba6c5aa3 Updated mtr files to support different compiled in options
This allows one to run the test suite even if any of the following
options are changed:
- character-set-server
- collation-server
- join-cache-level
- log-basename
- max-allowed-packet
- optimizer-switch
- query-cache-size and query-cache-type
- skip-name-resolve
- table-definition-cache
- table-open-cache
- Some innodb options
etc

Changes:
- Don't print out the value of system variables as one can't depend on
  them to being constants.
- Don't set global variables to 'default' as the default may not
  be the same as the test was started with if there was an additional
  option file. Instead save original value and reset it at end of test.
- Test that depends on the latin1 character set should include
  default_charset.inc or set the character set to latin1
- Test that depends on the original optimizer switch, should include
  default_optimizer_switch.inc
- Test that depends on the value of a specific system variable should
  set it in the test (like optimizer_use_condition_selectivity)
- Split subselect3.test into subselect3.test and subselect3.inc to
  make it easier to set and reset system variables.
- Added .opt files for test that required specfic options that could
  be changed by external configuration files.
- Fixed result files in rockdsb & tokudb that had not been updated for
  a while.
2019-09-01 19:17:35 +03:00

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###############################################################################
# #
# Variable Name: Host_Cache_Size #
# Scope: Global #
# Access Type: Dynamic #
# Data Type: numeric #
# #
# #
# Creation Date: 2012-08-31 #
# Author : Tanjot Singh Uppal #
# #
# #
# Description:Test Cases of Dynamic System Variable Host_Cache_Size #
# that checks the behavior of this variable in the following ways #
# * Value Check #
# * Scope Check #
# * Functionality Check #
# * Accessability Check #
# #
# This test does not perform the crash recovery on this variable #
# For crash recovery test on default change please run the ibtest #
###############################################################################
-- source include/have_innodb.inc
-- source include/not_embedded.inc
-- source include/have_innodb_16k.inc
--disable_warnings
echo '#________________________VAR_06_Host_Cache_Size__________________#'
echo '##'
--echo '#---------------------WL6372_VAR_6_01----------------------#'
####################################################################
# Checking default value #
####################################################################
select @@global.Host_Cache_Size > 0;
--echo 1 Expected
--echo '#---------------------WL6372_VAR_6_02----------------------#'
#################################################################################
# Checking the Default value post starting the server with other value #
#################################################################################
--echo # Restart server with Host_Cache_Size 1
let $restart_file= $MYSQLTEST_VARDIR/tmp/mysqld.1.expect;
--exec echo "wait" > $restart_file
--shutdown_server 10
--source include/wait_until_disconnected.inc
-- exec echo "restart:--host_cache_size=1 " > $MYSQLTEST_VARDIR/tmp/mysqld.1.expect
-- enable_reconnect
-- source include/wait_until_connected_again.inc
--disable_warnings
SELECT @@GLOBAL.Host_Cache_Size;
--echo 1 Expected
#set @Default_host_cache_size=(select if(if(@@global.max_connections<500,128+@@global.max_connections,128+@@global.max_connections+floor((@@global.max_connections-500)/20))>2000,2000,if(@@global.max_connections<500,128+@@global.max_connections,128+@@global.max_connections+floor((@@global.max_connections-500)/20))));
set @Default_host_cache_size=128;
SET @@GLOBAL.Host_Cache_Size=DEFAULT;
select @@global.Host_Cache_Size=@Default_host_cache_size;
--echo 1 Expected
--echo '#---------------------WL6372_VAR_6_03----------------------#'
####################################################################
# Checking Value can be set - Dynamic #
####################################################################
--error ER_GLOBAL_VARIABLE
SET @@local.Host_Cache_Size=1;
--echo Expected error 'Global variable'
--error ER_GLOBAL_VARIABLE
SET @@session.Host_Cache_Size=1;
--echo Expected error 'Global variable'
SET @@GLOBAL.Host_Cache_Size=1;
SET @@GLOBAL.Host_Cache_Size=DEFAULT;
SELECT COUNT(@@GLOBAL.Host_Cache_Size);
--echo 1 Expected
select @@global.Host_Cache_Size=@Default_host_cache_size;
--echo 1 Expected
--echo '#---------------------WL6372_VAR_6_04----------------------#'
#################################################################
# Check if the value in GLOBAL Table matches value in variable #
#################################################################
SELECT @@GLOBAL.Host_Cache_Size = VARIABLE_VALUE
FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES
WHERE VARIABLE_NAME='Host_Cache_Size';
--echo 1 Expected
SELECT COUNT(@@GLOBAL.Host_Cache_Size);
--echo 1 Expected
SELECT COUNT(VARIABLE_VALUE)
FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES
WHERE VARIABLE_NAME='Host_Cache_Size';
--echo 1 Expected
--echo '#---------------------WL6372_VAR_6_05----------------------#'
################################################################################
# Checking Variable Scope #
################################################################################
SELECT @@Host_Cache_Size = @@GLOBAL.Host_Cache_Size;
--echo 1 Expected
--Error ER_INCORRECT_GLOBAL_LOCAL_VAR
SELECT COUNT(@@local.Host_Cache_Size);
--echo Expected error 'Variable is a GLOBAL variable'
--Error ER_INCORRECT_GLOBAL_LOCAL_VAR
SELECT COUNT(@@SESSION.Host_Cache_Size);
--echo Expected error 'Variable is a GLOBAL variable'
SELECT COUNT(@@GLOBAL.Host_Cache_Size);
--echo 1 Expected
--Error ER_BAD_FIELD_ERROR
SELECT Host_Cache_Size = @@SESSION.Host_Cache_Size;
--echo Expected error 'Unknown column Host_Cache_Size in field list'
#The below check has been commented out as the IP fetch is different in a P2P connection than BroadBand connection
#--echo '#---------------------WL6372_VAR_6_06----------------------#'
###############################################################################
# Checking the Host cahce functionality #
###############################################################################
#SET @@GLOBAL.Host_Cache_Size=2;
#--disable_warnings
#--perl
#my $ip=`ifconfig | egrep "inet addr|inet" | sed -e 's/^.*inet addr://' -e 's/^.*inet//'| sed 's/ .*\$//'|egrep -i "broadcast|bcast"|head -1|awk '{print $1}'`;
#open (LOGFH, ">" . $ENV{'MYSQL_TMP_DIR'} . "/bind_ip");
#print LOGFH "let \$bind_ip = $ip;\n";
#close LOGFH;
#EOF
#--source $MYSQL_TMP_DIR/bind_ip
#--remove_file $MYSQL_TMP_DIR/bind_ip
#let $restart_file= $MYSQLTEST_VARDIR/tmp/mysqld.1.expect;
#--exec echo "wait" > $restart_file
#--shutdown_server 10
#--source include/wait_until_disconnected.inc
#-- exec echo "restart:--bind-address=$bind_ip " > $MYSQLTEST_VARDIR/tmp/mysqld.1.expect
#-- enable_reconnect
#-- source include/wait_until_connected_again.inc
#connection default;
#--disable_warnings
#create user binduser;
#grant all on *.* to binduser;
#select count(IP) from performance_schema.host_cache;
#--echo 0 Expected
#connect (con1,$bind_ip,binduser,,);
#select count(IP) from performance_schema.host_cache;
#--echo 1 Expected
#disconnect con1;
#connection default;
#--disable_warnings
# The below check is hashed until the BUG14689561# is fixed
#
#flush hosts;
#connect (con2,$bind_ip,binduser,,);
#select count(IP) from performance_schema.host_cache;
#--echo 1 Expected
#disconnect con2;
SET @@GLOBAL.Host_Cache_Size=DEFAULT;