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############## mysql-test\t\slow_launch_time_basic.test ############### # # # Variable Name: slow_launch_time # # Scope: GLOBAL # # Access Type: Dynamic # # Data Type: numeric # # Default Value: 2 # # Range: - # # # # # # Creation Date: 2008-02-07 # # Author: Salman # # # # Description: Test Cases of Dynamic System Variable slow_launch_time # # 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 slow_launch_time TESTS # ######################################################################## ######################################################################## # Saving initial value of slow_launch_time in a temporary variable # ######################################################################## SET @start_value = @@global.slow_launch_time; SELECT @start_value; --echo '#--------------------FN_DYNVARS_150_01------------------------#' ######################################################################## # Display the DEFAULT value of slow_launch_time # ######################################################################## SET @@global.slow_launch_time = 99; SET @@global.slow_launch_time = DEFAULT; SELECT @@global.slow_launch_time; --echo '#---------------------FN_DYNVARS_150_02-------------------------#' ############################################### # Verify default value of variable # ############################################### SET @@global.slow_launch_time = @start_value; SELECT @@global.slow_launch_time = 2; --echo '#--------------------FN_DYNVARS_150_03------------------------#' ######################################################################## # Change the value of slow_launch_time to a valid value # ######################################################################## SET @@global.slow_launch_time = 0; SELECT @@global.slow_launch_time; SET @@global.slow_launch_time = 1; SELECT @@global.slow_launch_time; SET @@global.slow_launch_time = 31536000; SELECT @@global.slow_launch_time; SET @@global.slow_launch_time = 31535999; SELECT @@global.slow_launch_time; SET @@global.slow_launch_time = 65536; SELECT @@global.slow_launch_time; --echo '#--------------------FN_DYNVARS_150_04-------------------------#' ########################################################################### # Change the value of slow_launch_time to invalid value # ########################################################################### SET @@global.slow_launch_time = -1; SELECT @@global.slow_launch_time; SET @@global.slow_launch_time = 31536001; SELECT @@global.slow_launch_time; SET @@global.slow_launch_time = 10240022115; SELECT @@global.slow_launch_time; --Error ER_WRONG_TYPE_FOR_VAR SET @@global.slow_launch_time = 10000.01; SELECT @@global.slow_launch_time; SET @@global.slow_launch_time = -1024; SELECT @@global.slow_launch_time; SET @@global.slow_launch_time = 42949672950; SELECT @@global.slow_launch_time; --Error ER_WRONG_TYPE_FOR_VAR SET @@global.slow_launch_time = ON; SELECT @@global.slow_launch_time; --Error ER_WRONG_TYPE_FOR_VAR SET @@global.slow_launch_time = 'test'; SELECT @@global.slow_launch_time; --echo '#-------------------FN_DYNVARS_150_05----------------------------#' ########################################################################### # Test if accessing session slow_launch_time gives error # ########################################################################### --Error ER_GLOBAL_VARIABLE SET @@session.slow_launch_time = 0; SELECT @@slow_launch_time; --echo '#----------------------FN_DYNVARS_150_06------------------------#' ############################################################################## # Check if the value in GLOBAL & SESSION Tables matches values in variable # ############################################################################## --disable_warnings SELECT @@global.slow_launch_time = VARIABLE_VALUE FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES WHERE VARIABLE_NAME='slow_launch_time'; SELECT @@slow_launch_time = VARIABLE_VALUE FROM INFORMATION_SCHEMA.SESSION_VARIABLES WHERE VARIABLE_NAME='slow_launch_time'; --enable_warnings --echo '#---------------------FN_DYNVARS_150_07----------------------#' ################################################################### # Check if TRUE and FALSE values can be used on variable # ################################################################### SET @@global.slow_launch_time = TRUE; SELECT @@global.slow_launch_time; SET @@global.slow_launch_time = FALSE; SELECT @@global.slow_launch_time; --echo '#---------------------FN_DYNVARS_150_08----------------------#' ######################################################################################################## # Check if accessing variable with SESSION,LOCAL and without SCOPE points to same session variable # ######################################################################################################## SET @@global.slow_launch_time = 1; SELECT @@slow_launch_time = @@global.slow_launch_time; --echo '#---------------------FN_DYNVARS_150_09----------------------#' ########################################################################## # Check if slow_launch_time can be accessed with and without @@ sign # ########################################################################## --Error ER_GLOBAL_VARIABLE SET slow_launch_time = 1; SELECT @@slow_launch_time; --Error ER_PARSE_ERROR SET local.slow_launch_time = 1; --Error ER_UNKNOWN_TABLE SELECT local.slow_launch_time; --Error ER_PARSE_ERROR SET global.slow_launch_time = 1; --Error ER_UNKNOWN_TABLE SELECT global.slow_launch_time; --Error ER_BAD_FIELD_ERROR SELECT slow_launch_time = @@session.slow_launch_time; ############################## # Restore initial value # ############################## SET @@global.slow_launch_time = @start_value; SELECT @@global.slow_launch_time; ######################################################################## # END OF slow_launch_time TESTS # ########################################################################