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

154 lines
7.2 KiB

#include <cstdlib>
#include <cstdio>
#include <cstring>
#include <unistd.h>
#include <string>
#include "mysql.h"
#include "tap.h"
#include "command_line.h"
#include "utils.h"
int main(int argc, char** argv) {
CommandLine cl;
if(cl.getEnv())
return exit_status();
plan(6);
diag("=== Charset Unsigned Int Test ===");
diag("This test verifies that ProxySQL correctly handles character set and collation");
diag("assignments, especially for collations with IDs > 255 (unsigned int).");
diag("It tests:");
diag(" 1. 'SET NAMES' with high-numbered collations (e.g., utf8mb4_croatian_ci).");
diag(" 2. Dynamic reconfiguration of 'mysql-default_charset' via Admin interface.");
diag(" 3. Client connection options (MYSQL_SET_CHARSET_NAME) and their effect on session state.");
diag("====================================");
std::string var_collation_connection = "collation_connection";
std::string var_value;
MYSQL* mysqlAdmin = mysql_init(NULL);
if (!mysqlAdmin) return exit_status();
diag("Connecting to ProxySQL Admin: %s:%d as %s", cl.host, cl.admin_port, cl.admin_username);
if (!mysql_real_connect(mysqlAdmin, cl.host, cl.admin_username, cl.admin_password, NULL, cl.admin_port, NULL, 0)) {
diag("Admin connection 1 failed: %s", mysql_error(mysqlAdmin));
return exit_status();
}
set_admin_global_variable(mysqlAdmin, "mysql-handle_unknown_charset", "1");
set_admin_global_variable(mysqlAdmin, "mysql-default_charset", "utf8mb4");
set_admin_global_variable(mysqlAdmin, "mysql-default_character_set_client", "utf8mb4");
set_admin_global_variable(mysqlAdmin, "mysql-default_character_set_results", "utf8mb4");
set_admin_global_variable(mysqlAdmin, "mysql-default_character_set_connection", "utf8mb4");
set_admin_global_variable(mysqlAdmin, "mysql-default_character_set_database", "utf8mb4");
set_admin_global_variable(mysqlAdmin, "mysql-default_collation_connection", "utf8mb4_general_ci");
if (mysql_query(mysqlAdmin, "load mysql variables to runtime")) { diag("LOAD failed: %s", mysql_error(mysqlAdmin)); return exit_status(); }
if (mysql_query(mysqlAdmin, "save mysql variables to disk")) { diag("SAVE failed: %s", mysql_error(mysqlAdmin)); return exit_status(); }
MYSQL* mysql = mysql_init(NULL);
if (!mysql) return exit_status();
diag("Connecting to ProxySQL Frontend: %s:%d as %s", cl.host, cl.port, cl.username);
if (!mysql_real_connect(mysql, cl.host, cl.username, cl.password, NULL, cl.port, NULL, 0)) {
diag("Client connection failed: %s", mysql_error(mysql));
return exit_status();
}
// Get version early for version-specific charset checks
std::string version;
get_server_version(mysql, version);
int major = 0, minor = 0;
sscanf(version.c_str(), "%d.%d", &major, &minor);
bool is_mysql_84_plus = (major > 8) || (major == 8 && minor >= 4);
if (mysql_query(mysql, "set names 'utf8'")) return exit_status();
show_variable(mysql, var_collation_connection, var_value);
if (is_mysql_84_plus) {
ok(var_value.compare("utf8mb3_general_ci") == 0, "MySQL 8.4+ Initial client character set. Actual %s", var_value.c_str());
} else {
ok(var_value.compare("utf8_general_ci") == 0, "Initial client character set. Actual %s", var_value.c_str());
}
if (mysql_query(mysql, "set names utf8mb4 collate utf8mb4_croatian_ci")) return exit_status();
show_variable(mysql, var_collation_connection, var_value);
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());
} else {
ok(var_value.compare("utf8mb4_croatian_ci") == 0, "Backend is mysql version >= 8.0. Actual collation %s",var_value.c_str());
}
mysql_close(mysql);
std::string var_name="mysql-default_charset";
MYSQL * mysql_a = mysql_init(NULL);
if (!mysql_a) return exit_status();
diag("Connecting to ProxySQL Admin 2: %s:%d as %s", cl.host, cl.admin_port, cl.admin_username);
if (!mysql_real_connect(mysql_a, cl.host, cl.admin_username, cl.admin_password, NULL, cl.admin_port, NULL, 0)) {
diag("Admin connection 2 failed: %s", mysql_error(mysql_a));
return exit_status();
}
if (mysql_query(mysql_a, "update global_variables set variable_value='latin1' where variable_name='mysql-default_charset'")) { diag("Update to latin1 failed: %s", mysql_error(mysql_a)); return exit_status(); }
if (mysql_query(mysql_a, "load mysql variables to runtime")) { diag("LOAD failed: %s", mysql_error(mysql_a)); return exit_status(); }
if (mysql_query(mysql_a, "save mysql variables to disk")) { diag("SAVE failed: %s", mysql_error(mysql_a)); 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");
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)) {
diag("Client connection B failed: %s", mysql_error(mysql_b));
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());
}
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());
}
mysql_close(mysql_b);
if (mysql_query(mysql_a, "update global_variables set variable_value='utf8mb4' where variable_name='mysql-default_charset'")) { diag("Update to utf8mb4 failed: %s", mysql_error(mysql_a)); return exit_status(); }
if (mysql_query(mysql_a, "load mysql variables to runtime")) { diag("LOAD failed: %s", mysql_error(mysql_a)); return exit_status(); }
if (mysql_query(mysql_a, "save mysql variables to disk")) { diag("SAVE failed: %s", mysql_error(mysql_a)); 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());
mysql_close(mysql_a);
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)) {
diag("Client connection C failed: %s", mysql_error(mysql_c));
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());
}
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());
}
mysql_close(mysql_c);
mysql_close(mysqlAdmin);
return exit_status();
}