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############## mysql-test\t\super_read_only_basic.test ######################## # # # Variable Name: super_read_only # # Scope: GLOBAL # # Access Type: Dynamic # # Data Type: BOOLEAN # # Default Value: OFF # #Values: ON, OFF # # # # # # Creation Date: 2015-05-20 # # Author: Todd Farmer # # # # Description: Test Cases of Dynamic System Variable super_read_only # # 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/5.7/en/ # # server-system-variables.html # # # ############################################################################### --source include/load_sysvars.inc ###################################################################### # START OF super_read_only TESTS # ###################################################################### ################################################################ # Saving initial values of super_read_only and read_only # # variables in a temporary variable # ################################################################ SET @start_read_only = @@global.read_only; SET @start_super_read_only = @@global.super_read_only; SELECT @start_read_only, @start_super_read_only; --echo '#--------------------FN_DYNVARS_139_01------------------------#' ################################################################ # Display the DEFAULT value of super_read_only # ################################################################ SET @@global.super_read_only = 1; SET @@global.super_read_only = DEFAULT; SELECT @@global.super_read_only; --echo '#---------------------FN_DYNVARS_139_02-------------------------#' ############################################### # Verify default value of variable # ############################################### SET @@global.super_read_only = @start_super_read_only; SELECT @@global.super_read_only = 0; --echo '#--------------------FN_DYNVARS_139_03------------------------#' ################################################################# # Change the value of super_read_only to a valid value # ################################################################# SET @@global.super_read_only = 0; SELECT @@global.super_read_only; SET @@global.super_read_only = 1; SELECT @@global.super_read_only; SET @@global.super_read_only = TRUE; SELECT @@global.super_read_only; SET @@global.super_read_only = FALSE; SELECT @@global.super_read_only; SET @@global.super_read_only = ON; SELECT @@global.super_read_only; SET @@global.super_read_only = OFF; SELECT @@global.super_read_only; --echo '#--------------------FN_DYNVARS_139_04-------------------------#' #################################################################### # Change the value of super_read_only to invalid value # #################################################################### --Error ER_WRONG_VALUE_FOR_VAR SET @@global.super_read_only = -1; SELECT @@global.super_read_only; --Error ER_WRONG_VALUE_FOR_VAR SET @@global.super_read_only = 4294967296; SELECT @@global.super_read_only; --Error ER_WRONG_VALUE_FOR_VAR SET @@global.super_read_only = 10240022115; SELECT @@global.super_read_only; --Error ER_WRONG_TYPE_FOR_VAR SET @@global.super_read_only = 10000.01; SELECT @@global.super_read_only; --Error ER_WRONG_VALUE_FOR_VAR SET @@global.super_read_only = -1024; SELECT @@global.super_read_only; --Error ER_WRONG_VALUE_FOR_VAR SET @@global.super_read_only = 42949672950; SELECT @@global.super_read_only; --Error ER_WRONG_VALUE_FOR_VAR SET @@global.super_read_only = 'test'; SELECT @@global.super_read_only; --echo '#-------------------FN_DYNVARS_139_05----------------------------#' #################################################################### # Test if accessing session super_read_only gives error # #################################################################### --Error ER_GLOBAL_VARIABLE SET @@session.super_read_only = 0; SELECT @@super_read_only; --echo '#----------------------FN_DYNVARS_139_06------------------------#' ############################################################################## # Check if the value in GLOBAL & SESSION Tables matches values in variable # ############################################################################## --disable_warnings SELECT IF(@@global.super_read_only, "ON", "OFF") = VARIABLE_VALUE FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES WHERE VARIABLE_NAME='super_read_only'; SELECT IF(@@read_only, "ON", "OFF") = VARIABLE_VALUE FROM INFORMATION_SCHEMA.SESSION_VARIABLES WHERE VARIABLE_NAME='super_read_only'; --enable_warnings --echo '#---------------------FN_DYNVARS_139_07----------------------#' ######################################################################################################## # Check if accessing variable with SESSION,LOCAL and without SCOPE points to same session variable # ######################################################################################################## SET @@global.super_read_only = 1; SELECT @@super_read_only = @@global.super_read_only; --echo '#---------------------FN_DYNVARS_139_08----------------------#' ######################################################################### # Check if super_read_only can be accessed with and without @@ sign # ######################################################################### --Error ER_GLOBAL_VARIABLE SET super_read_only = 1; SELECT @@super_read_only; --Error ER_PARSE_ERROR SET local.super_read_only = 1; --Error ER_UNKNOWN_TABLE SELECT local.super_read_only; --Error ER_PARSE_ERROR SET global.super_read_only = 1; --Error ER_UNKNOWN_TABLE SELECT global.super_read_only; --Error ER_BAD_FIELD_ERROR SELECT super_read_only = @@session.super_read_only; ############################## # Restore initial value # ############################## SET @@global.read_only = @start_read_only; SET @@global.super_read_only = @start_super_read_only; SELECT @@global.super_read_only; SELECT @@global.read_only; ####################################################################### # END OF super_read_only TESTS # #######################################################################