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Modified fix for bug#36876 due to reviews: See bug report.

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This commit is contained in:
Horst Hunger 2009-01-26 16:34:41 +01:00
parent b33437f18a
commit 2255610125
3 changed files with 92 additions and 81 deletions
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85
mysql-test/suite/sys_vars/inc/key_buffer_size_basic.inc
View file

@ -28,59 +28,68 @@
--source include/load_sysvars.inc
########################################################################
let $minimum_range= BETWEEN 8 AND 36;
########################################################################
# START OF key_buffer_size TESTS #
########################################################################
########################################################################
--disable_warnings
########################################################################
########################################################################
# Saving initial value of key_buffer_size in a temporary variable #
########################################################################
########################################################################
SET @start_value = @@global.key_buffer_size;
--echo '#--------------------FN_DYNVARS_055_01------------------------#'
########################################################################
########################################################################
# Display the DEFAULT value of key_buffer_size #
########################################################################
########################################################################
SET @@global.key_buffer_size = 99;
--Error ER_NO_DEFAULT
SET @@global.key_buffer_size = DEFAULT;
SELECT @@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36;
eval SELECT @@global.key_buffer_size $minimum_range;
--echo '#---------------------FN_DYNVARS_055_02-------------------------#'
###############################################
###############################################
# Verify default value of variable #
###############################################
###############################################
SET @@global.key_buffer_size = @start_value;
SELECT @@global.key_buffer_size = @start_value;
--echo '#--------------------FN_DYNVARS_055_03------------------------#'
########################################################################
########################################################################
# Change the value of key_buffer_size to a valid value #
########################################################################
########################################################################
SET @@global.key_buffer_size = 8 ;
SELECT @@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36;
eval SELECT @@global.key_buffer_size $minimum_range;
--disable_warnings
#Due to increasing the runtime significantly and allocating the buffer instantly.
# The next subtest is set to comment because it will
# be tried to allocate the buffer instantly which
# might lead to a message about missing resources,
# excessive runtime etc. especially if the main memory is less than 4GB.
#SET @@global.key_buffer_size = 4294967295;
--enable_warnings
#SELECT @@global.key_buffer_size;
SET @@global.key_buffer_size = 1800;
SELECT @@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36;
eval SELECT @@global.key_buffer_size $minimum_range;
SET @@global.key_buffer_size = 65535;
SELECT @@global.key_buffer_size;
--echo '#--------------------FN_DYNVARS_055_04-------------------------#'
###########################################################################
###########################################################################
# Change the value of key_buffer_size to invalid value #
###########################################################################
###########################################################################
# Due to increasing the runtime significantly and allocating the buffer instantly
# with a size of 18446744073709551615 bytes with 32bit exec.
# The next subtests are set to comment because they will
# be tried to allocate the buffer instantly which
# might lead to a message about missing resources,
# excessive runtime etc. especially if the main memory is less than 4GB.
# The negative values lead to very big numbers, e.g. -1 to
# a size of 18446744073709551615 bytes with a 32bit binary.
# See Bug #42103.
#SET @@global.key_buffer_size = -1;
#SELECT @@global.key_buffer_size;
#SET @@global.key_buffer_size = 100000000000;
@ -91,46 +100,49 @@ SELECT @@global.key_buffer_size;
#SET @@global.key_buffer_size = -1024;
#SELECT @@global.key_buffer_size;
SET @@global.key_buffer_size = 4;
SELECT @@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36;
eval SELECT @@global.key_buffer_size $minimum_range;
--Error ER_WRONG_TYPE_FOR_VAR
SET @@global.key_buffer_size = ON;
SELECT @@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36;
eval SELECT @@global.key_buffer_size $minimum_range;
--Error ER_WRONG_TYPE_FOR_VAR
SET @@global.key_buffer_size = 'test';
SELECT @@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36;
eval SELECT @@global.key_buffer_size $minimum_range;
--echo '#-------------------FN_DYNVARS_055_05----------------------------#'
###########################################################################
###########################################################################
# Test if accessing session key_buffer_size gives error #
###########################################################################
###########################################################################
--Error ER_GLOBAL_VARIABLE
SET @@session.key_buffer_size = 0;
SELECT @@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36;
eval SELECT @@global.key_buffer_size $minimum_range;
--echo '#----------------------FN_DYNVARS_055_06------------------------#'
##############################################################################
##############################################################################
# Check if the value in GLOBAL & SESSION Tables matches values in variable #
##############################################################################
SELECT @@global.key_buffer_size = VARIABLE_VALUE
FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES
SELECT @@global.key_buffer_size = VARIABLE_VALUE
FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES
WHERE VARIABLE_NAME='key_buffer_size';
SELECT @@key_buffer_size = VARIABLE_VALUE
FROM INFORMATION_SCHEMA.SESSION_VARIABLES
SELECT @@key_buffer_size = VARIABLE_VALUE
FROM INFORMATION_SCHEMA.SESSION_VARIABLES
WHERE VARIABLE_NAME='key_buffer_size';
--echo '#---------------------FN_DYNVARS_055_07----------------------#'
###################################################################
###################################################################
# Check if TRUE and FALSE values can be used on variable #
###################################################################
###################################################################
# The following assignment are accepted, but should be rejected
# like the value ON (see above).
# See Bug #42104
SET @@global.key_buffer_size = TRUE;
SELECT @@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36;
eval SELECT @@global.key_buffer_size $minimum_range;
SET @@global.key_buffer_size = FALSE;
SELECT @@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36;
eval SELECT @@global.key_buffer_size $minimum_range;
--echo '#---------------------FN_DYNVARS_055_08----------------------#'
#####################################################################
@ -145,13 +157,13 @@ SELECT @@key_buffer_size = @@global.key_buffer_size;
--enable_warnings
--echo '#---------------------FN_DYNVARS_055_09----------------------#'
##########################################################################
##########################################################################
# Check if key_buffer_size can be accessed with and without @@ sign #
##########################################################################
--Error ER_GLOBAL_VARIABLE
SET key_buffer_size = 8 ;
SELECT @@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36;
eval SELECT @@global.key_buffer_size $minimum_range;
--Error ER_PARSE_ERROR
SET local.key_buffer_size = 10;
--Error ER_UNKNOWN_TABLE
@ -163,8 +175,7 @@ SELECT global.key_buffer_size;
--Error ER_BAD_FIELD_ERROR
SELECT key_buffer_size = @@session.key_buffer_size;
##############################
##############################
# Restore initial value #
##############################

40
mysql-test/suite/sys_vars/r/key_buffer_size_basic_32.result
View file

@ -3,8 +3,8 @@ SET @start_value = @@global.key_buffer_size;
SET @@global.key_buffer_size = 99;
SET @@global.key_buffer_size = DEFAULT;
ERROR 42000: Variable 'key_buffer_size' doesn't have a default value
SELECT @@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36;
@@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36
SELECT @@global.key_buffer_size BETWEEN 8 AND 36;
@@global.key_buffer_size BETWEEN 8 AND 36
1
'#---------------------FN_DYNVARS_055_02-------------------------#'
SET @@global.key_buffer_size = @start_value;
@ -13,14 +13,14 @@ SELECT @@global.key_buffer_size = @start_value;
1
'#--------------------FN_DYNVARS_055_03------------------------#'
SET @@global.key_buffer_size = 8 ;
SELECT @@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36;
@@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36
SELECT @@global.key_buffer_size BETWEEN 8 AND 36;
@@global.key_buffer_size BETWEEN 8 AND 36
1
SET @@global.key_buffer_size = 1800;
Warnings:
Warning 1292 Truncated incorrect key_buffer_size value: '1800'
SELECT @@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36;
@@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36
SELECT @@global.key_buffer_size BETWEEN 8 AND 36;
@@global.key_buffer_size BETWEEN 8 AND 36
1
SET @@global.key_buffer_size = 65535;
SELECT @@global.key_buffer_size;
@ -35,24 +35,24 @@ SELECT @@global.key_buffer_size;
SET @@global.key_buffer_size = 4;
Warnings:
Warning 1292 Truncated incorrect key_buffer_size value: '4'
SELECT @@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36;
@@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36
SELECT @@global.key_buffer_size BETWEEN 8 AND 36;
@@global.key_buffer_size BETWEEN 8 AND 36
1
SET @@global.key_buffer_size = ON;
ERROR 42000: Incorrect argument type to variable 'key_buffer_size'
SELECT @@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36;
@@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36
SELECT @@global.key_buffer_size BETWEEN 8 AND 36;
@@global.key_buffer_size BETWEEN 8 AND 36
1
SET @@global.key_buffer_size = 'test';
ERROR 42000: Incorrect argument type to variable 'key_buffer_size'
SELECT @@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36;
@@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36
SELECT @@global.key_buffer_size BETWEEN 8 AND 36;
@@global.key_buffer_size BETWEEN 8 AND 36
1
'#-------------------FN_DYNVARS_055_05----------------------------#'
SET @@session.key_buffer_size = 0;
ERROR HY000: Variable 'key_buffer_size' is a GLOBAL variable and should be set with SET GLOBAL
SELECT @@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36;
@@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36
SELECT @@global.key_buffer_size BETWEEN 8 AND 36;
@@global.key_buffer_size BETWEEN 8 AND 36
1
'#----------------------FN_DYNVARS_055_06------------------------#'
SELECT @@global.key_buffer_size = VARIABLE_VALUE
@ -69,14 +69,14 @@ WHERE VARIABLE_NAME='key_buffer_size';
SET @@global.key_buffer_size = TRUE;
Warnings:
Warning 1292 Truncated incorrect key_buffer_size value: '1'
SELECT @@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36;
@@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36
SELECT @@global.key_buffer_size BETWEEN 8 AND 36;
@@global.key_buffer_size BETWEEN 8 AND 36
1
SET @@global.key_buffer_size = FALSE;
Warnings:
Warning 1438 Cannot drop default keycache
SELECT @@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36;
@@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36
SELECT @@global.key_buffer_size BETWEEN 8 AND 36;
@@global.key_buffer_size BETWEEN 8 AND 36
1
'#---------------------FN_DYNVARS_055_08----------------------#'
SET @@global.key_buffer_size = 8 ;
@ -86,8 +86,8 @@ SELECT @@key_buffer_size = @@global.key_buffer_size;
'#---------------------FN_DYNVARS_055_09----------------------#'
SET key_buffer_size = 8 ;
ERROR HY000: Variable 'key_buffer_size' is a GLOBAL variable and should be set with SET GLOBAL
SELECT @@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36;
@@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36
SELECT @@global.key_buffer_size BETWEEN 8 AND 36;
@@global.key_buffer_size BETWEEN 8 AND 36
1
SET local.key_buffer_size = 10;
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'key_buffer_size = 10' at line 1

48
mysql-test/suite/sys_vars/r/key_buffer_size_basic_64.result
View file

@ -3,8 +3,8 @@ SET @start_value = @@global.key_buffer_size;
SET @@global.key_buffer_size = 99;
SET @@global.key_buffer_size = DEFAULT;
ERROR 42000: Variable 'key_buffer_size' doesn't have a default value
SELECT @@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36;
@@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36
SELECT @@global.key_buffer_size BETWEEN 8 AND 36;
@@global.key_buffer_size BETWEEN 8 AND 36
1
'#---------------------FN_DYNVARS_055_02-------------------------#'
SET @@global.key_buffer_size = @start_value;
@ -13,14 +13,14 @@ SELECT @@global.key_buffer_size = @start_value;
1
'#--------------------FN_DYNVARS_055_03------------------------#'
SET @@global.key_buffer_size = 8 ;
SELECT @@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36;
@@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36
SELECT @@global.key_buffer_size BETWEEN 8 AND 36;
@@global.key_buffer_size BETWEEN 8 AND 36
1
SET @@global.key_buffer_size = 1800;
Warnings:
Warning 1292 Truncated incorrect key_buffer_size value: '1800'
SELECT @@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36;
@@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36
SELECT @@global.key_buffer_size BETWEEN 8 AND 36;
@@global.key_buffer_size BETWEEN 8 AND 36
1
SET @@global.key_buffer_size = 65535;
SELECT @@global.key_buffer_size;
@ -35,33 +35,33 @@ SELECT @@global.key_buffer_size;
SET @@global.key_buffer_size = 4;
Warnings:
Warning 1292 Truncated incorrect key_buffer_size value: '4'
SELECT @@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36;
@@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36
SELECT @@global.key_buffer_size BETWEEN 8 AND 36;
@@global.key_buffer_size BETWEEN 8 AND 36
1
SET @@global.key_buffer_size = ON;
ERROR 42000: Incorrect argument type to variable 'key_buffer_size'
SELECT @@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36;
@@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36
SELECT @@global.key_buffer_size BETWEEN 8 AND 36;
@@global.key_buffer_size BETWEEN 8 AND 36
1
SET @@global.key_buffer_size = 'test';
ERROR 42000: Incorrect argument type to variable 'key_buffer_size'
SELECT @@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36;
@@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36
SELECT @@global.key_buffer_size BETWEEN 8 AND 36;
@@global.key_buffer_size BETWEEN 8 AND 36
1
'#-------------------FN_DYNVARS_055_05----------------------------#'
SET @@session.key_buffer_size = 0;
ERROR HY000: Variable 'key_buffer_size' is a GLOBAL variable and should be set with SET GLOBAL
SELECT @@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36;
@@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36
SELECT @@global.key_buffer_size BETWEEN 8 AND 36;
@@global.key_buffer_size BETWEEN 8 AND 36
1
'#----------------------FN_DYNVARS_055_06------------------------#'
SELECT @@global.key_buffer_size = VARIABLE_VALUE
FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES
SELECT @@global.key_buffer_size = VARIABLE_VALUE
FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES
WHERE VARIABLE_NAME='key_buffer_size';
@@global.key_buffer_size = VARIABLE_VALUE
1
SELECT @@key_buffer_size = VARIABLE_VALUE
FROM INFORMATION_SCHEMA.SESSION_VARIABLES
SELECT @@key_buffer_size = VARIABLE_VALUE
FROM INFORMATION_SCHEMA.SESSION_VARIABLES
WHERE VARIABLE_NAME='key_buffer_size';
@@key_buffer_size = VARIABLE_VALUE
1
@ -69,14 +69,14 @@ WHERE VARIABLE_NAME='key_buffer_size';
SET @@global.key_buffer_size = TRUE;
Warnings:
Warning 1292 Truncated incorrect key_buffer_size value: '1'
SELECT @@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36;
@@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36
SELECT @@global.key_buffer_size BETWEEN 8 AND 36;
@@global.key_buffer_size BETWEEN 8 AND 36
1
SET @@global.key_buffer_size = FALSE;
Warnings:
Warning 1438 Cannot drop default keycache
SELECT @@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36;
@@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36
SELECT @@global.key_buffer_size BETWEEN 8 AND 36;
@@global.key_buffer_size BETWEEN 8 AND 36
1
'#---------------------FN_DYNVARS_055_08----------------------#'
SET @@global.key_buffer_size = 8 ;
@ -86,8 +86,8 @@ SELECT @@key_buffer_size = @@global.key_buffer_size;
'#---------------------FN_DYNVARS_055_09----------------------#'
SET key_buffer_size = 8 ;
ERROR HY000: Variable 'key_buffer_size' is a GLOBAL variable and should be set with SET GLOBAL
SELECT @@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36;
@@global.key_buffer_size >= 8 AND @@global.key_buffer_size <= 36
SELECT @@global.key_buffer_size BETWEEN 8 AND 36;
@@global.key_buffer_size BETWEEN 8 AND 36
1
SET local.key_buffer_size = 10;
ERROR 42000: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'key_buffer_size = 10' at line 1