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/*
* Copyright (C) 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
#define NKEYS 3
int main(int argc, char *argv[])
{
int errs = 0;
MPI_Info info;
char *keys[NKEYS] = { (char *) "file", (char *) "soft", (char *) "host" };
char *values[NKEYS] = { (char *) "runfile.txt", (char *) "2:1000:4,3:1000:7",
(char *) "myhost.myorg.org"
};
char value[MPI_MAX_INFO_VAL];
int i, flag, nkeys;
MTest_Init(&argc, &argv);
MPI_Info_create(&info);
/* Use only named keys in case the info implementation only supports
* the predefined keys (e.g., IBM) */
for (i = 0; i < NKEYS; i++) {
MPI_Info_set(info, keys[i], values[i]);
}
/* Check that all values are present */
for (i = 0; i < NKEYS; i++) {
MPI_Info_get(info, keys[i], MPI_MAX_INFO_VAL, value, &flag);
if (!flag) {
errs++;
printf("No value for key %s\n", keys[i]);
}
if (strcmp(value, values[i])) {
errs++;
printf("Incorrect value for key %s, got %s expected %s\n", keys[i], value, values[i]);
}
}
/* Now, change one value and remove another, then check again */
MPI_Info_delete(info, keys[NKEYS - 1]);
MPI_Info_get_nkeys(info, &nkeys);
if (nkeys != NKEYS - 1) {
errs++;
printf("Deleting a key did not change the number of keys\n");
}
values[0] = (char *) "backfile.txt";
MPI_Info_set(info, keys[0], values[0]);
for (i = 0; i < NKEYS - 1; i++) {
MPI_Info_get(info, keys[i], MPI_MAX_INFO_VAL, value, &flag);
if (!flag) {
errs++;
printf("(after reset) No value for key %s\n", keys[i]);
}
if (strcmp(value, values[i])) {
errs++;
printf("(after reset) Incorrect value for key %s, got %s expected %s\n",
keys[i], value, values[i]);
}
}
MPI_Info_free(&info);
if (info != MPI_INFO_NULL) {
errs++;
printf("MPI_Info_free should set info to MPI_INFO_NULL\n");
}
MTest_Finalize(errs);
return MTestReturnValue(errs);
}
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