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172 lines
7.6 KiB
Text
172 lines
7.6 KiB
Text
############## mysql-test\t\foreign_key_checks_basic.test #####################
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# #
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# Variable Name: foreign_key_checks #
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# Scope: SESSION #
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# Access Type: Dynamic #
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# Data Type: boolean #
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# Default Value: NA #
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# Range: NA #
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# #
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# #
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# Creation Date: 2008-02-07 #
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# Author: Rizwan #
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# #
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# Description: Test Cases of Dynamic System Variable foreign_key_checks #
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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 foreign_key_checks TESTS #
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########################################################################
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################################################################################
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# Saving initial value of foreign_key_checks in a temporary variable #
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################################################################################
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SET @session_start_value = @@session.foreign_key_checks;
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SELECT @session_start_value;
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--echo '#--------------------FN_DYNVARS_032_01------------------------#'
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########################################################################
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# Display the DEFAULT value of foreign_key_checks #
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########################################################################
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SET @@session.foreign_key_checks = 1;
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SET @@session.foreign_key_checks = DEFAULT;
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SELECT @@session.foreign_key_checks;
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--echo 'Bug# 34878: No DEFAULT value for variable. Also setting DEFAULT does not give error'
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--echo '#---------------------FN_DYNVARS_032_02-------------------------#'
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#############################################################################
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# Check if foreign_key_checks can be accessed with and without @@ sign #
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#############################################################################
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SET foreign_key_checks = 1;
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SELECT @@foreign_key_checks;
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--Error ER_UNKNOWN_TABLE
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SELECT session.foreign_key_checks;
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--Error ER_UNKNOWN_TABLE
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SELECT local.foreign_key_checks;
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SET session foreign_key_checks = 0;
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SELECT @@session.foreign_key_checks;
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--echo '#--------------------FN_DYNVARS_032_03------------------------#'
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########################################################################
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# change the value of foreign_key_checks to a valid value #
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########################################################################
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SET @@session.foreign_key_checks = 0;
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SELECT @@session.foreign_key_checks;
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SET @@session.foreign_key_checks = 1;
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SELECT @@session.foreign_key_checks;
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--echo '#--------------------FN_DYNVARS_032_04-------------------------#'
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###########################################################################
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# Change the value of foreign_key_checks to invalid value #
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###########################################################################
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--Error ER_WRONG_VALUE_FOR_VAR
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SET @@session.foreign_key_checks = -1;
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--Error ER_WRONG_VALUE_FOR_VAR
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SET @@session.foreign_key_checks = 2;
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--Error ER_WRONG_VALUE_FOR_VAR
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SET @@session.foreign_key_checks = "T";
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--Error ER_WRONG_VALUE_FOR_VAR
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SET @@session.foreign_key_checks = "Y";
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--Error ER_WRONG_VALUE_FOR_VAR
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SET @@session.foreign_key_checks = TR<54>E;
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--Error ER_WRONG_VALUE_FOR_VAR
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SET @@session.foreign_key_checks = <20>N;
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SET @@session.foreign_key_checks = OF;
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SELECT @@session.foreign_key_checks;
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--echo 'Bug# 34828: OF is taken as OFF and a value of 0 is set.'
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--Error ER_WRONG_VALUE_FOR_VAR
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SET @@session.foreign_key_checks = <20>FF;
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--Error ER_WRONG_VALUE_FOR_VAR
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SET @@session.foreign_key_checks = '<27>';
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--Error ER_WRONG_VALUE_FOR_VAR
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SET @@session.foreign_key_checks = NO;
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--echo '#-------------------FN_DYNVARS_032_05----------------------------#'
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###########################################################################
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# Test if accessing global foreign_key_checks gives error #
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###########################################################################
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--Error ER_LOCAL_VARIABLE
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SET @@global.foreign_key_checks = 0;
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--Error ER_INCORRECT_GLOBAL_LOCAL_VAR
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SELECT @@global.foreign_key_checks;
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--echo '#----------------------FN_DYNVARS_032_06------------------------#'
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#########################################################################
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# Check if the value in GLOBAL Table contains variable value #
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#########################################################################
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SELECT count(VARIABLE_VALUE) FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES WHERE VARIABLE_NAME='foreign_key_checks';
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--echo '#----------------------FN_DYNVARS_032_07------------------------#'
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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 @@session.foreign_key_checks = VARIABLE_VALUE
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FROM INFORMATION_SCHEMA.SESSION_VARIABLES
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WHERE VARIABLE_NAME='foreign_key_checks';
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SELECT @@session.foreign_key_checks;
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SELECT VARIABLE_VALUE
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FROM INFORMATION_SCHEMA.SESSION_VARIABLES
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WHERE VARIABLE_NAME='foreign_key_checks';
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--echo '#---------------------FN_DYNVARS_032_08-------------------------#'
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###################################################################
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# Check if ON and OFF values can be used on variable #
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###################################################################
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SET @@session.foreign_key_checks = OFF;
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SELECT @@session.foreign_key_checks;
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SET @@session.foreign_key_checks = ON;
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SELECT @@session.foreign_key_checks;
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--echo '#---------------------FN_DYNVARS_032_09----------------------#'
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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 @@session.foreign_key_checks = TRUE;
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SELECT @@session.foreign_key_checks;
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SET @@session.foreign_key_checks = FALSE;
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SELECT @@session.foreign_key_checks;
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##############################
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# Restore initial value #
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##############################
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SET @@session.foreign_key_checks = @session_start_value;
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SELECT @@session.foreign_key_checks;
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###############################################################
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# END OF foreign_key_checks TESTS #
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###############################################################
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