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

/*

 *

 *  (C) 2003 by Argonne National Laboratory.

 *      See COPYRIGHT in top-level directory.

 */

#include "mpi.h"

#include <stdio.h>

#include <stdlib.h>

#include "mpitest.h"

#include "mpitestconf.h"

#ifdef HAVE_STRING_H

#include <string.h>

#endif

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

{

    int errs = 0;

    MPI_Info info1, infodup;

    int nkeys, nkeysdup, i, vallen, flag, flagdup;

    char key[MPI_MAX_INFO_KEY], keydup[MPI_MAX_INFO_KEY];

    char value[MPI_MAX_INFO_VAL], valdup[MPI_MAX_INFO_VAL];

    MTest_Init(&argc, &argv);

    MPI_Info_create(&info1);

    /* Use only named keys incase the info implementation only supports

     * the predefined keys (e.g., IBM) */

    MPI_Info_set(info1, (char *) "host", (char *) "myhost.myorg.org");

    MPI_Info_set(info1, (char *) "file", (char *) "runfile.txt");

    MPI_Info_set(info1, (char *) "soft", (char *) "2:1000:4,3:1000:7");

    MPI_Info_dup(info1, &infodup);

    MPI_Info_get_nkeys(infodup, &nkeysdup);

    MPI_Info_get_nkeys(info1, &nkeys);

    if (nkeys != nkeysdup) {

        errs++;

        printf("Dup'ed info has a different number of keys; is %d should be %d\n", nkeysdup, nkeys);

    }

    vallen = MPI_MAX_INFO_VAL;

    for (i = 0; i < nkeys; i++) {

        /* MPI requires that the keys are in the same order after the dup */

        MPI_Info_get_nthkey(info1, i, key);

        MPI_Info_get_nthkey(infodup, i, keydup);

        if (strcmp(key, keydup)) {

            errs++;

            printf("keys do not match: %s should be %s\n", keydup, key);

        }

        vallen = MPI_MAX_INFO_VAL;

        MPI_Info_get(info1, key, vallen, value, &flag;;

        MPI_Info_get(infodup, keydup, vallen, valdup, &flagdup);

        if (!flag || !flagdup) {

            errs++;

            printf("Info get failed for key %s\n", key);

        }

        else if (strcmp(value, valdup)) {

            errs++;

            printf("Info values for key %s not the same after dup\n", key);

        }

    }

    /* Change info and check that infodup does NOT have the new value

     * (ensure that lazy dups are still duped) */

    MPI_Info_set(info1, (char *) "path", (char *) "/a:/b:/c/d");

    MPI_Info_get(infodup, (char *) "path", vallen, value, &flag;;

    if (flag) {

        errs++;

        printf("inserting path into info changed infodup\n");

    }

    MPI_Info_free(&info1);

    MPI_Info_free(&infodup);

    MTest_Finalize(errs);

    MPI_Finalize();

    return 0;

}