4b6aab1417
The latter are more explicit and easier to understand at the call site. Also removed the redundant crash checks via the log files.
71 lines
2.1 KiB
C++
71 lines
2.1 KiB
C++
/**
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* MXS-1760: Adding use_sql_variables_in=master resulted in error "Client requests unknown
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* prepared statement ID '0' that does not map to an internal ID"
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*
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* https://jira.mariadb.org/browse/MXS-1760
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*/
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#include "testconnections.h"
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#include <vector>
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#include <iostream>
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using namespace std;
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const int NUM_STMT = 2000;
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int main(int argc, char** argv)
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{
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TestConnections test(argc, argv);
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std::vector<MYSQL_STMT*> stmts;
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test.maxscales->connect();
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cout << "Setting variable @a to 123" << endl;
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mysql_query(test.maxscales->conn_rwsplit[0], "SET @a = 123");
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int rc = execute_query_check_one(test.maxscales->conn_rwsplit[0], "SELECT @a", "123");
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test.expect(rc == 0, "Text protocol should return 123 as the value of @a");
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cout << "Preparing and executing " << NUM_STMT << " prepared statements" << endl;
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for (int i = 0; i < NUM_STMT && test.global_result == 0; i++)
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{
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stmts.push_back(mysql_stmt_init(test.maxscales->conn_rwsplit[0]));
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MYSQL_STMT* stmt = stmts.back();
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const char* query = "SELECT @a";
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test.add_result(mysql_stmt_prepare(stmt, query, strlen(query)),
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"Failed to prepare: %s",
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mysql_stmt_error(stmt));
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}
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for (auto stmt : stmts)
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{
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char buffer[100] = "";
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my_bool err = false;
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my_bool isnull = false;
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MYSQL_BIND bind[1] = {};
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bind[0].buffer_length = sizeof(buffer);
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bind[0].buffer = buffer;
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bind[0].error = &err;
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bind[0].is_null = &isnull;
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// Execute a write, should return the master's server ID
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test.add_result(mysql_stmt_execute(stmt), "Failed to execute: %s", mysql_stmt_error(stmt));
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test.add_result(mysql_stmt_bind_result(stmt, bind),
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"Failed to bind result: %s",
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mysql_stmt_error(stmt));
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while (mysql_stmt_fetch(stmt) == 0)
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{
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}
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test.add_result(strcmp(buffer, "123"), "Value is '%s', not '123'", buffer);
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mysql_stmt_close(stmt);
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}
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test.maxscales->disconnect();
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test.log_excludes(0, "unknown prepared statement");
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return test.global_result;
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}
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