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/*
* Tests for error diagnostics (SQLGetDiagRec)
*/
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
#include "common.h"
int main(int argc, char **argv)
{
int rc;
HSTMT hstmt = SQL_NULL_HSTMT;
SQLSMALLINT slen;
char sqlstate[32];
char buf[10000];
test_connect();
rc = SQLAllocHandle(SQL_HANDLE_STMT, conn, &hstmt);
if (!SQL_SUCCEEDED(rc))
{
print_diag("failed to allocate stmt handle", SQL_HANDLE_DBC, conn);
exit(1);
}
/*
* Execute an erroneous query, and call SQLGetDiagRec twice on the
* statement. Should get the same result both times; SQLGetDiagRec is
* not supposed to change the state of the statement.
*/
rc = SQLExecDirect(hstmt, (SQLCHAR *) "broken query", SQL_NTS);
print_diag("SQLExecDirect", SQL_HANDLE_STMT, hstmt);
print_diag("get same message again", SQL_HANDLE_STMT, hstmt);
/*
* Test a very long error message.
*/
memset(buf, 'x', sizeof(buf) - 10);
sprintf(buf + sizeof(buf) - 10, "END");
rc = SQLExecDirect(hstmt, (SQLCHAR *) buf, SQL_NTS);
print_diag("SQLExecDirect", SQL_HANDLE_STMT, hstmt);
rc = SQLGetDiagField(SQL_HANDLE_STMT, hstmt, 1, SQL_DIAG_SQLSTATE,
sqlstate, sizeof(sqlstate), &slen);
if (rc == SQL_INVALID_HANDLE)
printf("Invalid handle\n");
else if (SQL_SUCCEEDED(rc))
printf("%s\n", sqlstate);
else
printf("unexpected return code %d\n", rc);
rc = SQLEndTran(SQL_HANDLE_DBC, conn, SQL_ROLLBACK);
CHECK_STMT_RESULT(rc, "SQLEndTran failed", hstmt);
rc = SQLFreeStmt(hstmt, SQL_DROP);
CHECK_STMT_RESULT(rc, "SQLFreeStmt failed", hstmt);
/* kill this connection */
printf ("killing connection...\n");
rc = SQLAllocHandle(SQL_HANDLE_STMT, conn, &hstmt);
if (!SQL_SUCCEEDED(rc))
{
print_diag("failed to allocate stmt handle", SQL_HANDLE_DBC, conn);
exit(1);
}
rc = SQLExecDirect(hstmt, (SQLCHAR *) "select pg_terminate_backend(pg_backend_pid());select 1;select 1 ", SQL_NTS);
print_diag(NULL, SQL_HANDLE_STMT, hstmt);
/*
* Test SQLGetDiagRec on the connection, after the backend connection is
* dead. Twice, again to check that the first call doesn't clear the
* error.
*/
print_diag("SQLGetDiagRec on connection says:", SQL_HANDLE_DBC, conn);
print_diag("SQLGetDiagRec called again:", SQL_HANDLE_DBC, conn);
return 0;
}
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