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############### mysql-test/t/max_points_in_geometry_basic.test ################
# #
# Variable Name: max_points_in_geometry #
# Scope: SESSION #
# Access Type: Dynamic #
# Data Type: ulong #
# Default Value: 65536 #
# Range: [3-64*1024*1024] #
# #
# #
# Creation Date: 2015-04-16 #
# Author: David Zhao #
# #
# Description: Test Cases of Dynamic System Variable max_points_in_geometry #
# 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 max_points_in_geometry TESTS #
#######################################################################
#######################################################################
# Saving initial value of max_points_in_geometry in a temporary #
# variable #
#######################################################################
SET @session_start_value = @@session.max_points_in_geometry;
SET @global_start_value = @@global.max_points_in_geometry;
--echo '#--------------------FN_DYNVARS_001_01------------------------#'
########################################################################
# Display the DEFAULT value of max_points_in_geometry#
########################################################################
SET @@max_points_in_geometry = DEFAULT;
SELECT @@max_points_in_geometry = 65536;
--echo '#---------------------FN_DYNVARS_001_02-------------------------#'
##############################################################
# see if accessable using global scope #
##############################################################
SET @@global.max_points_in_geometry = 1000;
select @@global.max_points_in_geometry = @@session.max_points_in_geometry;
SET @@session.max_points_in_geometry = 1000;
select @@global.max_points_in_geometry = @@session.max_points_in_geometry;
--echo '#--------------------FN_DYNVARS_001_03------------------------#'
##########################################################################
# Change the value of max_points_in_geometry to a valid value#
##########################################################################
SET @@max_points_in_geometry = 10;
SELECT @@max_points_in_geometry, @@session.max_points_in_geometry,
@@max_points_in_geometry=@@session.max_points_in_geometry;
SELECT @@max_points_in_geometry, @@global.max_points_in_geometry,
@@max_points_in_geometry=@@global.max_points_in_geometry;
--echo '#--------------------FN_DYNVARS_001_04-------------------------#'
###########################################################################
# Change the value of max_points_in_geometry to invalid value#
###########################################################################
# for session scope
--Error ER_WRONG_TYPE_FOR_VAR
SET @@max_points_in_geometry = "1";
--Error ER_WRONG_TYPE_FOR_VAR
SET @@max_points_in_geometry = " ";
--Error ER_WRONG_TYPE_FOR_VAR
SET @@max_points_in_geometry = 'abc';
--Error ER_WRONG_TYPE_FOR_VAR
SET @@max_points_in_geometry = NULL;
SET @@max_points_in_geometry = 1;
SELECT @@max_points_in_geometry;
SET @@max_points_in_geometry = 67108865;
SELECT @@max_points_in_geometry;
--echo '#----------------------FN_DYNVARS_001_06------------------------#'
#########################################################################
# Check if the value in SESSION Table matches value in variable #
#########################################################################
--disable_warnings
SELECT @@max_points_in_geometry = VARIABLE_VALUE
FROM INFORMATION_SCHEMA.SESSION_VARIABLES
WHERE VARIABLE_NAME='max_points_in_geometry';
--enable_warnings
--echo '#---------------------FN_DYNVARS_001_08-------------------------#'
#############################################################################
# Check if ON, OFF, TRUE and FALSE values can be used on variable #
#############################################################################
--Error ER_WRONG_TYPE_FOR_VAR
SET @@max_points_in_geometry = OFF;
--Error ER_WRONG_TYPE_FOR_VAR
SET @@max_points_in_geometry = ON;
SET @@max_points_in_geometry = TRUE;
SELECT @@max_points_in_geometry;
SET @@max_points_in_geometry = FALSE;
SELECT @@max_points_in_geometry;
--echo '#---------------------FN_DYNVARS_001_10----------------------#'
#############################################################################
# Check if accessing variable with SESSION,LOCAL and without SCOPE points
# to same session variable
#############################################################################
SET @@max_points_in_geometry = 123456;
SELECT @@max_points_in_geometry = @@local.max_points_in_geometry and
@@max_points_in_geometry = @@session.max_points_in_geometry;
SET @@max_points_in_geometry = 654321;
SELECT @@max_points_in_geometry = @@local.max_points_in_geometry and
@@max_points_in_geometry = @@session.max_points_in_geometry;
--echo '#---------------------FN_DYNVARS_001_11----------------------#'
############################################################################
# Check if max_points_in_geometry can be accessed with and without @@ sign#
############################################################################
SET max_points_in_geometry = 100;
SELECT @@max_points_in_geometry=100;
--Error ER_UNKNOWN_TABLE
SELECT local.max_points_in_geometry;
--Error ER_UNKNOWN_TABLE
SELECT session.max_points_in_geometry;
--Error ER_BAD_FIELD_ERROR
SELECT max_points_in_geometry = @@session.max_points_in_geometry;
##############################
# Restore initial value #
##############################
SET @@max_points_in_geometry = @session_start_value;
SET @@global.max_points_in_geometry = @global_start_value;
############################################################################
# END OF max_points_in_geometry TESTS #
############################################################################