/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil ; -*- */

/*

 *

 *  (C) 2001 by Argonne National Laboratory.

 *      See COPYRIGHT in top-level directory.

 */

#include "mpi.h"

#include <stdio.h>

#include "mpitest.h"

/*

 * Test whether invalid handles to group routines are detected

 */

int verbose = 0;

int main(int argc, char *argv[])

{

    int errs = 0;

    int rc;

    int ranks[2];

    MPI_Group ng;

    char str[MPI_MAX_ERROR_STRING + 1];

    int slen;

    MTest_Init(&argc, &argv);

    /* Set errors return */

    MPI_Comm_set_errhandler(MPI_COMM_WORLD, MPI_ERRORS_RETURN);

    /* Create some valid input data except for the group handle */

    ranks[0] = 0;

    rc = MPI_Group_incl(MPI_COMM_WORLD, 1, ranks, &ng);

    if (rc == MPI_SUCCESS) {

        errs++;

        printf("Did not detect invalid handle (comm) in group_incl\n");

    } else {

        if (verbose) {

            MPI_Error_string(rc, str, &slen);

            printf("Found expected error; message is: %s\n", str);

        }

    }

    MTest_Finalize(errs);

    return MTestReturnValue(errs);

}