diff options
Diffstat (limited to 'mysql-test/suite/sys_vars/t/innodb_doublewrite_basic.test')
-rw-r--r-- | mysql-test/suite/sys_vars/t/innodb_doublewrite_basic.test | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/mysql-test/suite/sys_vars/t/innodb_doublewrite_basic.test b/mysql-test/suite/sys_vars/t/innodb_doublewrite_basic.test new file mode 100644 index 00000000000..4a0460bb4bc --- /dev/null +++ b/mysql-test/suite/sys_vars/t/innodb_doublewrite_basic.test @@ -0,0 +1,102 @@ + + +################## mysql-test\t\innodb_doublewrite_basic.test ################# +# # +# Variable Name: innodb_doublewrite # +# Scope: Global # +# Access Type: Static # +# Data Type: boolean # +# # +# # +# Creation Date: 2008-02-07 # +# Author : Sharique Abdullah # +# # +# # +# Description:Test Cases of Dynamic System Variable innodb_doublewrite # +# that checks the behavior of this variable in the following ways # +# * Value Check # +# * Scope Check # +# # +# Reference: http://dev.mysql.com/doc/refman/5.1/en/ # +# server-system-variables.html # +# # +############################################################################### + +--source include/have_innodb.inc + +--echo '#---------------------BS_STVARS_026_01----------------------#' +#################################################################### +# Displaying default value # +#################################################################### +SELECT COUNT(@@GLOBAL.innodb_doublewrite); +--echo 1 Expected + + +--echo '#---------------------BS_STVARS_026_02----------------------#' +#################################################################### +# Check if Value can set # +#################################################################### + +--error ER_INCORRECT_GLOBAL_LOCAL_VAR +SET @@GLOBAL.innodb_doublewrite=1; +--echo Expected error 'Read only variable' + +SELECT COUNT(@@GLOBAL.innodb_doublewrite); +--echo 1 Expected + + + + +--echo '#---------------------BS_STVARS_026_03----------------------#' +################################################################# +# Check if the value in GLOBAL Table matches value in variable # +################################################################# + +SELECT @@GLOBAL.innodb_doublewrite = VARIABLE_VALUE +FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES +WHERE VARIABLE_NAME='innodb_doublewrite'; +--echo 1 Expected + +SELECT COUNT(@@GLOBAL.innodb_doublewrite); +--echo 1 Expected + +SELECT COUNT(VARIABLE_VALUE) +FROM INFORMATION_SCHEMA.GLOBAL_VARIABLES +WHERE VARIABLE_NAME='innodb_doublewrite'; +--echo 1 Expected + + + +--echo '#---------------------BS_STVARS_026_04----------------------#' +################################################################################ +# Check if accessing variable with and without GLOBAL point to same variable # +################################################################################ +SELECT @@innodb_doublewrite = @@GLOBAL.innodb_doublewrite; +--echo 1 Expected + + + +--echo '#---------------------BS_STVARS_026_05----------------------#' +################################################################################ +# Check if innodb_doublewrite can be accessed with and without @@ sign # +################################################################################ + +SELECT COUNT(@@innodb_doublewrite); +--echo 1 Expected + +--Error ER_INCORRECT_GLOBAL_LOCAL_VAR +SELECT COUNT(@@local.innodb_doublewrite); +--echo Expected error 'Variable is a GLOBAL variable' + +--Error ER_INCORRECT_GLOBAL_LOCAL_VAR +SELECT COUNT(@@SESSION.innodb_doublewrite); +--echo Expected error 'Variable is a GLOBAL variable' + +SELECT COUNT(@@GLOBAL.innodb_doublewrite); +--echo 1 Expected + +--Error ER_BAD_FIELD_ERROR +SELECT innodb_doublewrite = @@SESSION.innodb_doublewrite; +--echo Expected error 'Readonly variable' + + |