diff options
Diffstat (limited to 'mysql-test/suite/sys_vars/t/max_allowed_packet_basic.test')
| -rw-r--r-- | mysql-test/suite/sys_vars/t/max_allowed_packet_basic.test | 231 |
1 files changed, 231 insertions, 0 deletions
diff --git a/mysql-test/suite/sys_vars/t/max_allowed_packet_basic.test b/mysql-test/suite/sys_vars/t/max_allowed_packet_basic.test new file mode 100644 index 00000000000..8be0e5f670e --- /dev/null +++ b/mysql-test/suite/sys_vars/t/max_allowed_packet_basic.test @@ -0,0 +1,231 @@ +############## mysql-test\t\max_allowed_packet_basic.test ############### +# # +# Variable Name: max_allowed_packet # +# Scope: GLOBAL | SESSION # +# Access Type: Dynamic # +# Data Type: numeric # +# Default Value:1048576 # +# Range:1024-1073741824 # +# # +# # +# Creation Date: 2008-02-07 # +# Author: Salman # +# # +# Description: Test Cases of Dynamic System Variable max_allowed_packet # +# 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_allowed_packet TESTS # +################################################################## + + +############################################################# +# Save initial value # +############################################################# + +SET @start_global_value = @@global.max_allowed_packet; +SELECT @start_global_value; + +# give a known value to @@session.max_allowed_packet by assigning to +# @@global and setting up a new connection (for deterministic result +# file diffing) +SET @@global.max_allowed_packet = DEFAULT; +connect (conn1, localhost, root,,); + + + +--echo '#--------------------FN_DYNVARS_070_01-------------------------#' +################################################################## +# Display the DEFAULT value of max_allowed_packet # +################################################################## + +SET @@global.max_allowed_packet = 1000; +SET @@global.max_allowed_packet = DEFAULT; +SELECT @@global.max_allowed_packet; + +--Error ER_VARIABLE_IS_READONLY +SET @@session.max_allowed_packet = 20000; +--Error ER_NO_DEFAULT +SET @@session.max_allowed_packet = DEFAULT; +SELECT @@session.max_allowed_packet; + + +--echo '#--------------------FN_DYNVARS_070_02-------------------------#' +################################################################## +# Check the DEFAULT value of max_allowed_packet # +################################################################## + +SET @@global.max_allowed_packet = DEFAULT; +SELECT @@global.max_allowed_packet = 1048576; + + +--echo '#--------------------FN_DYNVARS_070_03-------------------------#' +############################################################################ +# Change the value of max_allowed_packet to a valid value for GLOBAL Scope # +############################################################################ + +SET @@global.max_allowed_packet = 1024; +SELECT @@global.max_allowed_packet; +SET @@global.max_allowed_packet = 1025; +SELECT @@global.max_allowed_packet; +--echo : 'Bug# 34841: "Invalid values are coming in variable on assigning valid value'; +SET @@global.max_allowed_packet = 1073741824; +SELECT @@global.max_allowed_packet; +SET @@global.max_allowed_packet = 1073741823; +SELECT @@global.max_allowed_packet; + +--echo '#--------------------FN_DYNVARS_070_04-------------------------#' +############################################################################# +# Change the value of max_allowed_packet to a valid value for SESSION Scope # +############################################################################# + +--Error ER_VARIABLE_IS_READONLY +SET @@session.max_allowed_packet = 1024; +SELECT @@session.max_allowed_packet; +--Error ER_VARIABLE_IS_READONLY +SET @@session.max_allowed_packet = 1025; +SELECT @@session.max_allowed_packet; +--Error ER_VARIABLE_IS_READONLY +SET @@session.max_allowed_packet = 65535; +SELECT @@session.max_allowed_packet; +--Error ER_VARIABLE_IS_READONLY +SET @@session.max_allowed_packet = 1073741824; +SELECT @@session.max_allowed_packet; +--Error ER_VARIABLE_IS_READONLY +SET @@session.max_allowed_packet = 1073741823; +SELECT @@session.max_allowed_packet; + + +--echo '#------------------FN_DYNVARS_070_05-----------------------#' +############################################################## +# Change the value of max_allowed_packet to an invalid value # +############################################################## + +SET @@global.max_allowed_packet = 0; +SELECT @@global.max_allowed_packet; +SET @@global.max_allowed_packet = -1024; +SELECT @@global.max_allowed_packet; +SET @@global.max_allowed_packet = 1023; +SELECT @@global.max_allowed_packet; +SET @@global.max_allowed_packet = 10737418241; +SELECT @@global.max_allowed_packet; +--Error ER_PARSE_ERROR +SET @@global.max_allowed_packet = 65530.34.; +SELECT @@global.max_allowed_packet; +--Error ER_WRONG_TYPE_FOR_VAR +SET @@global.max_allowed_packet = test; +SELECT @@global.max_allowed_packet; + +--Error ER_VARIABLE_IS_READONLY +SET @@session.max_allowed_packet = 0; +SELECT @@session.max_allowed_packet; +--Error ER_VARIABLE_IS_READONLY +SET @@session.max_allowed_packet = 1023; +SELECT @@session.max_allowed_packet; +--Error ER_VARIABLE_IS_READONLY +SET @@session.max_allowed_packet = -2; +SELECT @@session.max_allowed_packet; +--Error ER_PARSE_ERROR +SET @@session.max_allowed_packet = 65530.34.; +--Error ER_VARIABLE_IS_READONLY +SET @@session.max_allowed_packet = 10737418241; +SELECT @@session.max_allowed_packet; +--echo 'Bug # 34837: Errors are not coming on assigning invalid values to variable'; + +--Error ER_WRONG_TYPE_FOR_VAR +SET @@session.max_allowed_packet = test; +SELECT @@session.max_allowed_packet; + + +--echo '#------------------FN_DYNVARS_070_06-----------------------#' +#################################################################### +# Check if the value in GLOBAL Table matches value in variable # +#################################################################### + + +SELECT @@global.max_allowed_packet = VARIABLE_VALUE +FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES +WHERE VARIABLE_NAME='max_allowed_packet'; + +--echo '#------------------FN_DYNVARS_070_07-----------------------#' +#################################################################### +# Check if the value in SESSION Table matches value in variable # +#################################################################### + +SELECT @@session.max_allowed_packet = VARIABLE_VALUE +FROM INFORMATION_SCHEMA.SESSION_VARIABLES +WHERE VARIABLE_NAME='max_allowed_packet'; + + +--echo '#------------------FN_DYNVARS_070_08-----------------------#' +#################################################################### +# Check if TRUE and FALSE values can be used on variable # +#################################################################### + +SET @@global.max_allowed_packet = TRUE; +SELECT @@global.max_allowed_packet; +SET @@global.max_allowed_packet = FALSE; +SELECT @@global.max_allowed_packet; + + +--echo '#---------------------FN_DYNVARS_070_09----------------------#' +################################################################################# +# Check if accessing variable with and without GLOBAL point to same variable # +################################################################################# + +SET @@global.max_allowed_packet = 2048; +SELECT @@max_allowed_packet = @@global.max_allowed_packet; + + +--echo '#---------------------FN_DYNVARS_070_10----------------------#' +######################################################################################################## +# Check if accessing variable with SESSION,LOCAL and without SCOPE points to same session variable # +######################################################################################################## + +--Error ER_VARIABLE_IS_READONLY +SET @@max_allowed_packet = 100000; +SELECT @@max_allowed_packet = @@local.max_allowed_packet; +SELECT @@local.max_allowed_packet = @@session.max_allowed_packet; + + +--echo '#---------------------FN_DYNVARS_070_11----------------------#' +############################################################################# +# Check if max_allowed_packet can be accessed with and without @@ sign # +############################################################################# + +--Error ER_VARIABLE_IS_READONLY +SET max_allowed_packet = 1024; +SELECT @@max_allowed_packet; +--Error ER_UNKNOWN_TABLE +SELECT local.max_allowed_packet; +--Error ER_UNKNOWN_TABLE +SELECT session.max_allowed_packet; +--Error ER_BAD_FIELD_ERROR +SELECT max_allowed_packet = @@session.max_allowed_packet; + + +#################################### +# Restore initial value # +#################################### + +connection default; +SET @@global.max_allowed_packet = @start_global_value; +SELECT @@global.max_allowed_packet; +SELECT @@session.max_allowed_packet; + + +####################################################### +# END OF max_allowed_packet TESTS # +####################################################### + |