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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
207
mysql-test/suite/sys_vars/t/net_buffer_length_basic.test
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207
mysql-test/suite/sys_vars/t/net_buffer_length_basic.test
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################# mysql-test\t\net_buffer_length_basic.test ###################
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# #
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# Variable Name: net_buffer_length #
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# Scope: GLOBAL | SESSION #
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# Access Type: Dynamic #
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# Data Type: numeric #
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# Default Value: 16384 #
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# Range: 1024-1048576 #
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# #
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# #
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# Creation Date: 2008-02-07 #
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# Author: Salman #
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# #
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# Description: Test Cases of Dynamic System Variable net_buffer_length #
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# that checks the behavior of this variable in the following ways#
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# * Default Value #
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# * Valid & Invalid values #
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# * Scope & Access method #
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# * Data Integrity #
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# #
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# Reference: http://dev.mysql.com/doc/refman/5.1/en/ #
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# server-system-variables.html #
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# #
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###############################################################################
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--source include/load_sysvars.inc
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#################################################################
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# START OF net_buffer_length TESTS #
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#################################################################
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#############################################################
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# Save initial value #
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#############################################################
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SET @start_global_value = @@global.net_buffer_length;
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# Due to differences in results of linux and windows
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#SELECT @start_global_value;
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# give a known value to @@session.net_buffer_length by assigning to
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# @@global and setting up a new connection (for deterministic result
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# file diffing)
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SET @@global.net_buffer_length = DEFAULT;
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connect(con1,localhost,root,,);
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connection con1;
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--echo '#--------------------FN_DYNVARS_109_01-------------------------#'
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#################################################################
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# Display the DEFAULT value of net_buffer_length #
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#################################################################
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SET @@global.net_buffer_length = 10000;
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SET @@global.net_buffer_length = DEFAULT;
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SELECT @@global.net_buffer_length;
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--Error ER_VARIABLE_IS_READONLY
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SET @@session.net_buffer_length = 20000;
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--Error ER_NO_DEFAULT
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SET @@session.net_buffer_length = DEFAULT;
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SELECT @@session.net_buffer_length;
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--echo '#--------------------FN_DYNVARS_109_02-------------------------#'
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########################################################################
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# Check the DEFAULT value of net_buffer_length #
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########################################################################
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SET @@global.net_buffer_length = DEFAULT;
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SELECT @@global.net_buffer_length = 16384;
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--echo '#--------------------FN_DYNVARS_109_03-------------------------#'
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###########################################################################
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# Change the value of net_buffer_length to a valid value for GLOBAL Scope #
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###########################################################################
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SET @@global.net_buffer_length = 1024;
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SELECT @@global.net_buffer_length;
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SET @@global.net_buffer_length = 1025;
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SELECT @@global.net_buffer_length;
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SET @@global.net_buffer_length = 1048576;
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SELECT @@global.net_buffer_length;
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SET @@global.net_buffer_length = 1048575;
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SELECT @@global.net_buffer_length;
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SET @@global.net_buffer_length = 65535;
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SELECT @@global.net_buffer_length;
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--echo 'Bug# 34877: Invalid Values are coming in variable on assigning valid values';
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--echo '#--------------------FN_DYNVARS_109_04-------------------------#'
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############################################################################
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# Change the value of net_buffer_length to a valid value for SESSION Scope #
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############################################################################
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# Bug#22891: SESSION net_buffer_length is now read-only; assignments skipped
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--echo '#------------------FN_DYNVARS_109_05-----------------------#'
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#############################################################
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# Change the value of net_buffer_length to an invalid value #
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#############################################################
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SET @@global.net_buffer_length = 0;
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SELECT @@global.net_buffer_length;
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SET @@global.net_buffer_length = -1024;
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SELECT @@global.net_buffer_length;
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SET @@global.net_buffer_length = 1023;
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SELECT @@global.net_buffer_length;
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SET @@global.net_buffer_length = 1048577;
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SELECT @@global.net_buffer_length;
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SET @@global.net_buffer_length = 104857633;
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SELECT @@global.net_buffer_length;
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--Error ER_PARSE_ERROR
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SET @@global.net_buffer_length = 65530.34.;
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SELECT @@global.net_buffer_length;
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--Error ER_WRONG_TYPE_FOR_VAR
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SET @@global.net_buffer_length = test;
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SELECT @@global.net_buffer_length;
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# Bug#22891: SESSION net_buffer_length is now read-only; assignments skipped
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--echo 'Bug # 34837: Errors are not coming on assigning invalid values to variable';
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--Error ER_WRONG_TYPE_FOR_VAR
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SET @@session.net_buffer_length = test;
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SELECT @@session.net_buffer_length;
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--echo '#------------------FN_DYNVARS_109_06-----------------------#'
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####################################################################
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# Check if the value in GLOBAL Table matches value in variable #
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####################################################################
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SELECT @@global.net_buffer_length = VARIABLE_VALUE
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FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES
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WHERE VARIABLE_NAME='net_buffer_length';
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--echo '#------------------FN_DYNVARS_109_07-----------------------#'
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####################################################################
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# Check if the value in SESSION Table matches value in variable #
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####################################################################
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SELECT @@session.net_buffer_length = VARIABLE_VALUE
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FROM INFORMATION_SCHEMA.SESSION_VARIABLES
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WHERE VARIABLE_NAME='net_buffer_length';
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--echo '#------------------FN_DYNVARS_109_08-----------------------#'
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####################################################################
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# Check if TRUE and FALSE values can be used on variable #
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####################################################################
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SET @@global.net_buffer_length = TRUE;
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SELECT @@global.net_buffer_length;
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SET @@global.net_buffer_length = FALSE;
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SELECT @@global.net_buffer_length;
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--echo '#---------------------FN_DYNVARS_109_09----------------------#'
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#################################################################################
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# Check if accessing variable with and without GLOBAL point to same variable #
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#################################################################################
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SET @@global.net_buffer_length = 2048;
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SELECT @@net_buffer_length = @@global.net_buffer_length;
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--echo '#---------------------FN_DYNVARS_109_10----------------------#'
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########################################################################################################
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# Check if accessing variable with SESSION,LOCAL and without SCOPE points to same session variable #
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########################################################################################################
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# Bug#22891: SESSION net_buffer_length is now read-only; assignments skipped
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--echo '#---------------------FN_DYNVARS_109_11----------------------#'
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############################################################################
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# Check if net_buffer_length can be accessed with and without @@ sign #
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############################################################################
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# Bug#22891: SESSION net_buffer_length is now read-only; assignments skipped
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SELECT @@net_buffer_length;
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--Error ER_UNKNOWN_TABLE
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SELECT local.net_buffer_length;
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--Error ER_UNKNOWN_TABLE
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SELECT session.net_buffer_length;
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--Error ER_BAD_FIELD_ERROR
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SELECT net_buffer_length = @@session.net_buffer_length;
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####################################
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# Restore initial value #
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####################################
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connection default;
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SET @@global.net_buffer_length = @start_global_value;
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# Due to differences in results of linux and windows
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#SELECT @@global.net_buffer_length;
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######################################################
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# END OF net_buffer_length TESTS #
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######################################################
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