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182 lines
7.9 KiB
SQL
182 lines
7.9 KiB
SQL
############## mysql-test\t\max_connect_errors_basic.test ###############
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# #
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# Variable Name: max_connect_errors #
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# Scope: GLOBAL #
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# Access Type: Dynamic #
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# Data Type: numeric #
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# Default Value: 10 #
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# Range: 1-4294967295 #
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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 max_connect_errors #
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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 max_connect_errors TESTS #
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##################################################################
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######################################################################
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# Saving initial value of max_connect_errors in a temporary variable #
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######################################################################
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SET @start_value = @@global.max_connect_errors;
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SELECT @start_value;
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--echo '#--------------------FN_DYNVARS_073_01------------------------#'
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##################################################################
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# Display the DEFAULT value of max_connect_errors #
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##################################################################
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SET @@global.max_connect_errors = 5000;
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SET @@global.max_connect_errors = DEFAULT;
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SELECT @@global.max_connect_errors;
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--echo 'Bug# 34876: This variable has invalid default value as compared to documentation';
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--echo '#---------------------FN_DYNVARS_073_02-------------------------#'
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###############################################
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# Verify default value of variable #
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###############################################
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SET @@global.max_connect_errors = @start_value;
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SELECT @@global.max_connect_errors = 10;
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--echo '#--------------------FN_DYNVARS_073_03------------------------#'
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##################################################################
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# Change the value of max_connect_errors to a valid value #
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##################################################################
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SET @@global.max_connect_errors = 4096;
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SELECT @@global.max_connect_errors;
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SET @@global.max_connect_errors = 4294967294;
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SELECT @@global.max_connect_errors;
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SET @@global.max_connect_errors = 4294967295;
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SELECT @@global.max_connect_errors;
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SET @@global.max_connect_errors = 1;
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SELECT @@global.max_connect_errors;
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SET @@global.max_connect_errors = 2;
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SELECT @@global.max_connect_errors;
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--echo 'Bug# 34877: Invalid Values are coming in variable on assigning valid values';
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--echo '#--------------------FN_DYNVARS_073_04-------------------------#'
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#####################################################################
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# Change the value of max_connect_errors to invalid value #
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#####################################################################
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SET @@global.max_connect_errors = -1;
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SELECT @@global.max_connect_errors;
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SET @@global.max_connect_errors = 100000000000;
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SELECT @@global.max_connect_errors;
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--Error ER_WRONG_TYPE_FOR_VAR
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SET @@global.max_connect_errors = 10000.01;
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SELECT @@global.max_connect_errors;
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SET @@global.max_connect_errors = -1024;
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SELECT @@global.max_connect_errors;
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SET @@global.max_connect_errors = 0;
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SELECT @@global.max_connect_errors;
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SET @@global.max_connect_errors = 4294967296;
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SELECT @@global.max_connect_errors;
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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 @@global.max_connect_errors = ON;
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SELECT @@global.max_connect_errors;
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--Error ER_WRONG_TYPE_FOR_VAR
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SET @@global.max_connect_errors = 'test';
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SELECT @@global.max_connect_errors;
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--echo '#-------------------FN_DYNVARS_073_05----------------------------#'
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#####################################################################
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# Test if accessing session max_connect_errors gives error #
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#####################################################################
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--Error ER_GLOBAL_VARIABLE
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SET @@session.max_connect_errors = 4096;
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--Error ER_INCORRECT_GLOBAL_LOCAL_VAR
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SELECT @@session.max_connect_errors;
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--echo '#----------------------FN_DYNVARS_073_06------------------------#'
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##############################################################################
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# Check if the value in GLOBAL & SESSION Tables matches values in variable #
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##############################################################################
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SELECT @@global.max_connect_errors = VARIABLE_VALUE
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FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES
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WHERE VARIABLE_NAME='max_connect_errors';
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SELECT @@max_connect_errors = VARIABLE_VALUE
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FROM INFORMATION_SCHEMA.SESSION_VARIABLES
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WHERE VARIABLE_NAME='max_connect_errors';
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--echo '#---------------------FN_DYNVARS_073_07----------------------#'
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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.max_connect_errors = TRUE;
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SELECT @@global.max_connect_errors;
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SET @@global.max_connect_errors = FALSE;
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SELECT @@global.max_connect_errors;
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--echo '#---------------------FN_DYNVARS_073_08----------------------#'
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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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SET @@global.max_connect_errors = 5000;
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SELECT @@max_connect_errors = @@global.max_connect_errors;
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--echo '#---------------------FN_DYNVARS_073_09----------------------#'
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##########################################################################
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# Check if max_connect_errors can be accessed with and without @@ sign #
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##########################################################################
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--Error ER_GLOBAL_VARIABLE
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SET max_connect_errors = 6000;
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SELECT @@max_connect_errors;
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--Error ER_PARSE_ERROR
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SET local.max_connect_errors = 7000;
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--Error ER_UNKNOWN_TABLE
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SELECT local.max_connect_errors;
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--Error ER_PARSE_ERROR
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SET global.max_connect_errors = 8000;
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--Error ER_UNKNOWN_TABLE
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SELECT global.max_connect_errors;
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--Error ER_BAD_FIELD_ERROR
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SELECT max_connect_errors = @@session.max_connect_errors;
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##############################
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# Restore initial value #
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##############################
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SET @@global.max_connect_errors = @start_value;
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SELECT @@global.max_connect_errors;
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##################################################################
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# END OF max_connect_errors TESTS #
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##################################################################
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