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proxysql/test/tap/tests/charset_unsigned_int-t.cpp

193 lines
6.7 KiB

#include <cstdlib>
#include <cstdio>
#include <cstring>
#include <unistd.h>
#include <string>
#include <mysql.h>
#include "tap.h"
#include "command_line.h"
int show_variable(MYSQL *mysql, const std::string& var_name, std::string& var_value) {
char query[128];
snprintf(query, sizeof(query),"show variables like '%s'", var_name.c_str());
if (mysql_query(mysql, query)) {
fprintf(stderr, "Failed to execute SHOW VARIABLES LIKE : no %d, %s\n",
mysql_errno(mysql), mysql_error(mysql));
return -1;
}
MYSQL_RES *result;
MYSQL_ROW row;
result = mysql_store_result(mysql);
int num_fields = mysql_num_fields(result);
row = mysql_fetch_row(result);
var_value = row[1];
mysql_free_result(result);
}
int show_admin_global_variable(MYSQL *mysql, const std::string& var_name, std::string& var_value) {
char query[128];
snprintf(query, sizeof(query),"select variable_value from global_variables where variable_name='%s'", var_name.c_str());
if (mysql_query(mysql, query)) {
fprintf(stderr, "Failed to execute SHOW VARIABLES LIKE : no %d, %s\n",
mysql_errno(mysql), mysql_error(mysql));
return -1;
}
MYSQL_RES *result;
MYSQL_ROW row;
result = mysql_store_result(mysql);
int num_fields = mysql_num_fields(result);
row = mysql_fetch_row(result);
var_value = row[0];
mysql_free_result(result);
}
int set_admin_global_variable(MYSQL *mysql, const std::string& var_name, const std::string& var_value) {
char query[128];
snprintf(query, sizeof(query),"update global_variables set variable_value = '%s' where variable_name='%s'", var_value.c_str(), var_name.c_str());
if (mysql_query(mysql, query)) {
fprintf(stderr, "Failed to execute SHOW VARIABLES LIKE : no %d, %s\n",
mysql_errno(mysql), mysql_error(mysql));
return -1;
}
}
int get_server_version(MYSQL *mysql, std::string& version) {
char query[128];
if (mysql_query(mysql, "select @@version")) {
fprintf(stderr, "Error %d, %s\n",
mysql_errno(mysql), mysql_error(mysql));
return -1;
}
MYSQL_RES *result;
MYSQL_ROW row;
result = mysql_store_result(mysql);
int num_fields = mysql_num_fields(result);
row = mysql_fetch_row(result);
version = row[0];
mysql_free_result(result);
return 0;
}
int main(int argc, char** argv) {
CommandLine cl;
if(cl.parse(argc, argv))
return exit_status();
plan(6);
diag("Testing correct collation set with proxysql");
std::string var_collation_connection = "collation_connection";
std::string var_value;
/* setup global variables
* HANDLE_UNKNOWN_CHARSET__REPLACE_WITH_DEFAULT_VERBOSE
*/
MYSQL* mysqlAdmin = mysql_init(NULL);
if (!mysqlAdmin) return exit_status();
if (!mysql_real_connect(mysqlAdmin, cl.host, "admin", "admin", NULL, 6032, NULL, 0)) return exit_status();
set_admin_global_variable(mysqlAdmin, "mysql-handle_unknown_charset", "1");
if (mysql_query(mysqlAdmin, "load mysql variables to runtime")) return exit_status();
if (mysql_query(mysqlAdmin, "save mysql variables to disk")) return exit_status();
/* Check that set names can set collation > 255 */
MYSQL* mysql = mysql_init(NULL);
if (!mysql) return exit_status();
if (!mysql_real_connect(mysql, cl.host, cl.username, cl.password, NULL, cl.port, NULL, 0)) return exit_status();
if (mysql_query(mysql, "set names 'utf8'")) return exit_status();
show_variable(mysql, var_collation_connection, var_value);
ok(var_value.compare("utf8_general_ci") == 0, "Initial client character set. Actual %s", var_value.c_str()); // ok_1
if (mysql_query(mysql, "set names utf8mb4 collate utf8mb4_croatian_ci")) return exit_status();
show_variable(mysql, var_collation_connection, var_value);
std::string version;
get_server_version(mysql, version);
if (version.data()[0] == '5') {
ok(var_value.compare("utf8mb4_general_ci") == 0, "Backend is mysql version < 8.0. Actual collation %s", var_value.c_str()); // ok_2
} else {
ok(var_value.compare("utf8mb4_croatian_ci") == 0, "Backend is mysql version >= 8.0. Collation is set as expected to utf8mb4_croatian_ci"); // ok_2
}
mysql_close(mysql);
/* Check that default collation can be configures through admin */
std::string var_name="mysql-default_charset";
MYSQL * mysql_a = mysql_init(NULL);
if (!mysql) return exit_status();
if (!mysql_real_connect(mysql_a, cl.host, "admin", "admin", NULL, 6032, NULL, 0)) return exit_status();
if (mysql_query(mysql_a, "update global_variables set variable_value='latin1' where variable_name='mysql-default_charset'")) return exit_status();
if (mysql_query(mysql_a, "load mysql variables to runtime")) return exit_status();
if (mysql_query(mysql_a, "save mysql variables to disk")) return exit_status();
show_admin_global_variable(mysql_a, var_name, var_value);
ok(var_value.compare("latin1") == 0, "Default charset latin1 is set in admin"); // ok_3
if (mysql_query(mysql_a, "update global_variables set variable_value='utf8mb4' where variable_name='mysql-default_charset'")) return exit_status();
if (mysql_query(mysql_a, "load mysql variables to runtime")) return exit_status();
if (mysql_query(mysql_a, "save mysql variables to disk")) return exit_status();
show_admin_global_variable(mysql_a, var_name, var_value);
ok(var_value.compare("utf8mb4") == 0, "Default charset utf8mb4 is set in admin. Actual %s", var_value.c_str()); // ok_4
mysql_close(mysql_a);
// Now default charset is utf8mb4 and new client connection should use it by default
MYSQL* mysql_b = mysql_init(NULL);
if (!mysql_b) return exit_status();
if (!mysql_real_connect(mysql_b, cl.host, cl.username, cl.password, NULL, cl.port, NULL, 0)) return exit_status();
get_server_version(mysql_b, version);
if (version.data()[0] == '5') {
show_variable(mysql_b, var_collation_connection, var_value);
ok(var_value.compare("latin1_swedish_ci") == 0, "Collation <255 is set. Actual %s", var_value.c_str()); // ok_5
}
else {
show_variable(mysql_b, var_collation_connection, var_value);
ok(var_value.compare("latin1_swedish_ci") == 0, "Collation >255 is set. Actual %s", var_value.c_str()); // ok_5
}
mysql_close(mysql_b);
/* check initial options */
MYSQL * mysql_c = mysql_init(NULL);
if (!mysql_c) return exit_status();
if (mysql_options(mysql_c, MYSQL_SET_CHARSET_NAME, "utf8mb4")) return exit_status();
if (!mysql_real_connect(mysql_c, cl.host, cl.username, cl.password, NULL, cl.port, NULL, 0)) return exit_status();
if (get_server_version(mysql_c, version)) return exit_status();
if (version.data()[0] == '5') {
show_variable(mysql_c, var_collation_connection, var_value);
ok(var_value.compare("utf8mb4_general_ci") == 0, "Collation <255 is set. Actual %s", var_value.c_str()); // ok_6
}
else {
show_variable(mysql_c, var_collation_connection, var_value);
ok(var_value.compare("utf8mb4_general_ci") == 0, "Collation >255 is set. %s", var_value.c_str()); // ok_6
}
mysql_close(mysql_c);
return exit_status();
}