mariadb/mysql-test/suite/sys_vars/t/general_log_func.test

################# mysql-test\t\general_log_func.test ###########################
#                                                                              #
# Variable Name: general_log                                                   #
# Scope: GLOBAL                                                                #
# Access Type: Dynamic                                                         #
# Data Type: Boolean                                                           #
# Default Value: OFF                                                           #
# Valid Values: ON, OFF                                                        #
#                                                                              #
#                                                                              #
# Creation Date: 2008-03-17                                                    #
# Author:  Salman Rawala                                                       #
#                                                                              #
# Description: Test Cases of Dynamic System Variable "general_log"             #
#              that checks functionality of this variable                      #
#                                                                              #
# Reference: http://dev.mysql.com/doc/refman/5.1/en/                           #
#    server-system-variables.html#option_mysqld_general_log                    #
#                                                                              #
################################################################################


--disable_warnings
drop table if exists t1;
--enable_warnings

#########################
#   Creating new table  #
#########################

--echo ## Creating new table ##
CREATE TABLE t1
(
id INT NOT NULL auto_increment,
PRIMARY KEY (id),
name VARCHAR(30)
);

--echo '#--------------------FN_DYNVARS_018_01-------------------------#'
####################################################################
#    Setting initial value of general_log to OFF and verifying
#    its behavior
####################################################################

--echo ## Setting initial value of variable to OFF ##
SET @@global.general_log = OFF;
SELECT @@general_log;

let $MYSQLD_LOGFILE= `select @@global.general_log_file`;

#
# truncate the existing log - it could be larger than max_allowed_packet
# and that would cause load_file() below to fail
#
--remove_file $MYSQLD_LOGFILE
flush logs;
SET @@global.general_log = ON;
flush logs;
SET @@global.general_log = OFF;

--copy_file $MYSQLD_LOGFILE $MYSQLD_LOGFILE.copy

--echo ## Inserting some Records & Verifying output in log ##
INSERT into t1(name) values('Record_1');
INSERT into t1(name) values('Record_2');

--echo ## There should be no difference, case should pass ##
--diff_files $MYSQLD_LOGFILE $MYSQLD_LOGFILE.copy
--remove_file $MYSQLD_LOGFILE.copy

--echo '#--------------------FN_DYNVARS_018_01-------------------------#'
####################################################################
#    Setting initial value of general_log to ON and verifying
#    its behavior
####################################################################

--echo ## Setting initial value of variable to OFF ##
SET @@global.general_log = ON;
SELECT @@general_log;

--copy_file $MYSQLD_LOGFILE $MYSQLD_LOGFILE.copy
--chmod 0777 $MYSQLD_LOGFILE.copy

--echo ## Inserting some Records & Verifying output in log ##
INSERT into t1(name) values('Record_3');
INSERT into t1(name) values('Record_4');

--copy_file $MYSQLD_LOGFILE $MYSQLD_LOGFILE.orig
--chmod 0777 $MYSQLD_LOGFILE.orig

--echo ## old log is a proper prefix of the new log ##
--replace_result $MYSQLD_LOGFILE MYSQLD_LOGFILE
eval SET @orig_file= load_file('$MYSQLD_LOGFILE.orig');
--replace_result $MYSQLD_LOGFILE MYSQLD_LOGFILE
eval SET @copy_file= load_file('$MYSQLD_LOGFILE.copy');
SELECT @orig_file > @copy_file, left(@orig_file, length(@copy_file)) = @copy_file;
--remove_file $MYSQLD_LOGFILE.copy
--remove_file $MYSQLD_LOGFILE.orig

--echo ## Dropping tables ##
DROP TABLE t1;