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

/*

 *

 *  (C) 2007 by Argonne National Laboratory.

 *      See COPYRIGHT in top-level directory.

 */

#include "mpi.h"

#include <stdio.h>

#include "mpitest.h"

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

{

    int errs = 0, err;

    int dims[2];

    int periods[2];

    int size, rank;

    MPI_Comm comm;

    MTest_Init(&argc, &argv);

    MPI_Comm_size(MPI_COMM_WORLD, &size);

    MPI_Comm_rank(MPI_COMM_WORLD, &rank;;

    dims[0] = size;

    dims[1] = size;

    periods[0] = 0;

    periods[1] = 0;

    MPI_Comm_set_errhandler(MPI_COMM_WORLD, MPI_ERRORS_RETURN);

    err = MPI_Cart_create(MPI_COMM_WORLD, 2, dims, periods, 0, &comm);

    if (err == MPI_SUCCESS) {

        errs++;

        printf("Cart_create returned success when dims > size\n");

    } else if (comm != MPI_COMM_NULL) {

        errs++;

        printf("Expected a null comm from cart create\n");

    }

    MTest_Finalize(errs);

    return MTestReturnValue(errs);

}