mirror of
https://github.com/MariaDB/server.git
synced 2025-07-30 16:24:05 +03:00
WL#4681: Took the system variable tests out of the main test suite, put them into "sys_vars", updated some reult files and tests.
This commit is contained in:
Horst Hunger
172
mysql-test/suite/sys_vars/t/max_user_connections_basic.test
Normal file
172
mysql-test/suite/sys_vars/t/max_user_connections_basic.test
Normal file
@ -0,0 +1,172 @@
|
||||
############## mysql-test\t\max_user_connections_basic.test ###############
|
||||
# #
|
||||
# Variable Name: max_user_connections #
|
||||
# Scope: GLOBAL | SESSION #
|
||||
# Access Type: Dynamic #
|
||||
# Data Type: numeric #
|
||||
# Default Value: - #
|
||||
# Range: 1-4294967295 #
|
||||
# #
|
||||
# #
|
||||
# Creation Date: 2008-02-07 #
|
||||
# Author: Salman #
|
||||
# #
|
||||
# Description: Test Cases of Dynamic System Variable max_user_connections #
|
||||
# that checks the behavior of this variable in the following ways#
|
||||
# * Default Value #
|
||||
# * Valid & Invalid values #
|
||||
# * Scope & Access method #
|
||||
# * Data Integrity #
|
||||
# #
|
||||
# Reference: http://dev.mysql.com/doc/refman/5.1/en/ #
|
||||
# server-system-variables.html #
|
||||
# #
|
||||
###############################################################################
|
||||
|
||||
--source include/load_sysvars.inc
|
||||
|
||||
####################################
|
||||
# START OF max_user_connections TESTS #
|
||||
####################################
|
||||
|
||||
|
||||
#############################################################
|
||||
# Save initial value #
|
||||
#############################################################
|
||||
|
||||
SET @start_global_value = @@global.max_user_connections;
|
||||
SELECT @start_global_value;
|
||||
SET @start_session_value = @@session.max_user_connections;
|
||||
SELECT @start_session_value;
|
||||
|
||||
|
||||
--echo '#--------------------FN_DYNVARS_087_01-------------------------#'
|
||||
######################################################
|
||||
# Display the DEFAULT value of max_user_connections #
|
||||
######################################################
|
||||
|
||||
SET @@global.max_user_connections = 1000;
|
||||
SET @@global.max_user_connections = DEFAULT;
|
||||
SELECT @@global.max_user_connections;
|
||||
|
||||
--Error ER_GLOBAL_VARIABLE
|
||||
SET @@session.max_user_connections = 1000;
|
||||
--Error ER_NO_DEFAULT
|
||||
SET @@session.max_user_connections = DEFAULT;
|
||||
SELECT @@session.max_user_connections;
|
||||
--echo 'Bug # 34837: Errors are not coming on assigning invalid values to variable';
|
||||
|
||||
|
||||
--echo '#--------------------FN_DYNVARS_087_02-------------------------#'
|
||||
######################################################
|
||||
# Check the DEFAULT value of max_user_connections #
|
||||
######################################################
|
||||
|
||||
SET @@global.max_user_connections = DEFAULT;
|
||||
SELECT @@global.max_user_connections = 0;
|
||||
|
||||
--Error ER_NO_DEFAULT
|
||||
SET @@session.max_user_connections = DEFAULT;
|
||||
SELECT @@session.max_user_connections = 0;
|
||||
|
||||
|
||||
|
||||
--echo '#--------------------FN_DYNVARS_087_03-------------------------#'
|
||||
########################################################################
|
||||
# Change the value of max_user_connections to a valid value for GLOBAL Scope #
|
||||
########################################################################
|
||||
|
||||
SET @@global.max_user_connections = 1;
|
||||
SELECT @@global.max_user_connections;
|
||||
SET @@global.max_user_connections = 2;
|
||||
SELECT @@global.max_user_connections;
|
||||
SET @@global.max_user_connections = 65536;
|
||||
SELECT @@global.max_user_connections;
|
||||
SET @@global.max_user_connections = 4294967295;
|
||||
SELECT @@global.max_user_connections;
|
||||
SET @@global.max_user_connections = 4294967294;
|
||||
SELECT @@global.max_user_connections;
|
||||
|
||||
|
||||
|
||||
--echo '#------------------FN_DYNVARS_087_05-----------------------#'
|
||||
##########################################################
|
||||
# Change the value of max_user_connections to an invalid value #
|
||||
##########################################################
|
||||
|
||||
SET @@global.max_user_connections = -1024;
|
||||
SELECT @@global.max_user_connections;
|
||||
SET @@global.max_user_connections = 4294967296;
|
||||
SELECT @@global.max_user_connections;
|
||||
SET @@global.max_user_connections = -1;
|
||||
SELECT @@global.max_user_connections;
|
||||
SET @@global.max_user_connections = 429496729500;
|
||||
SELECT @@global.max_user_connections;
|
||||
--Error ER_PARSE_ERROR
|
||||
SET @@global.max_user_connections = 65530.34.;
|
||||
SELECT @@global.max_user_connections;
|
||||
--Error ER_WRONG_TYPE_FOR_VAR
|
||||
SET @@global.max_user_connections = test;
|
||||
SELECT @@global.max_user_connections;
|
||||
|
||||
|
||||
|
||||
--echo '#------------------FN_DYNVARS_087_06-----------------------#'
|
||||
####################################################################
|
||||
# Check if the value in GLOBAL Table matches value in variable #
|
||||
####################################################################
|
||||
|
||||
|
||||
SELECT @@global.max_user_connections = VARIABLE_VALUE
|
||||
FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES
|
||||
WHERE VARIABLE_NAME='max_user_connections';
|
||||
|
||||
|
||||
--echo '#------------------FN_DYNVARS_087_08-----------------------#'
|
||||
####################################################################
|
||||
# Check if TRUE and FALSE values can be used on variable #
|
||||
####################################################################
|
||||
|
||||
SET @@global.max_user_connections = TRUE;
|
||||
SELECT @@global.max_user_connections;
|
||||
SET @@global.max_user_connections = FALSE;
|
||||
SELECT @@global.max_user_connections;
|
||||
|
||||
|
||||
--echo '#---------------------FN_DYNVARS_087_09----------------------#'
|
||||
#################################################################################
|
||||
# Check if accessing variable with and without GLOBAL point to same variable #
|
||||
#################################################################################
|
||||
|
||||
SET @@global.max_user_connections = 20;
|
||||
SELECT @@max_user_connections = @@global.max_user_connections;
|
||||
|
||||
|
||||
--echo '#---------------------FN_DYNVARS_087_11----------------------#'
|
||||
#########################################################################
|
||||
# Check if max_user_connections can be accessed with and without @@ sign #
|
||||
#########################################################################
|
||||
|
||||
|
||||
SET @@global.max_user_connections = 102;
|
||||
SELECT @@max_user_connections;
|
||||
--Error ER_UNKNOWN_TABLE
|
||||
SELECT local.max_user_connections;
|
||||
--Error ER_UNKNOWN_TABLE
|
||||
SELECT session.max_user_connections;
|
||||
--Error ER_BAD_FIELD_ERROR
|
||||
SELECT max_user_connections = @@session.max_user_connections;
|
||||
|
||||
|
||||
####################################
|
||||
# Restore initial value #
|
||||
####################################
|
||||
|
||||
SET @@global.max_user_connections = @start_global_value;
|
||||
SELECT @@global.max_user_connections;
|
||||
|
||||
|
||||
###################################################
|
||||
# END OF max_user_connections TESTS #
|
||||
###################################################
|
||||
|
||||
Reference in New Issue
Block a user