X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/83e8a9d7a3ec42a459b77b448486317f2ab354ce..a51a1b7ca7d9bbd92cb13e12cb1db68c4472b022:/teshsuite/smpi/coll-allgather/coll-allgather.c

diff --git a/teshsuite/smpi/coll-allgather/coll-allgather.c b/teshsuite/smpi/coll-allgather/coll-allgather.c
index 9b486d2441..72327a38da 100644
--- a/teshsuite/smpi/coll-allgather/coll-allgather.c
+++ b/teshsuite/smpi/coll-allgather/coll-allgather.c
@@ -1,5 +1,4 @@
-/* Copyright (c) 2009-2010, 2013-2014. The SimGrid Team.
- * All rights reserved.                                                     */
+/* Copyright (c) 2009-2019. The SimGrid Team. All rights reserved.          */
 
 /* This program is free software; you can redistribute it and/or modify it
  * under the terms of the license (GNU LGPL) which comes with this package. */
@@ -10,11 +9,6 @@
 #include <errno.h>
 #include "mpi.h"
 
-#ifndef EXIT_SUCCESS
-#define EXIT_SUCCESS 0
-#define EXIT_FAILURE 1
-#endif
-
 int main(int argc, char *argv[])
 {
   int rank;
@@ -24,16 +18,39 @@ int main(int argc, char *argv[])
   MPI_Init(&argc, &argv);
   MPI_Comm_rank(MPI_COMM_WORLD, &rank);
   MPI_Comm_size(MPI_COMM_WORLD, &size);
+  MPI_Comm_set_errhandler(MPI_COMM_WORLD, MPI_ERRORS_RETURN);
 
   int count = 2;
   int* sb = (int *) xbt_malloc(count * sizeof(int));
   int* rb = (int *) xbt_malloc(count * size * sizeof(int));
-  
+
   for (int i = 0; i < count; ++i)
     sb[i] = rank * count + i;
   for (int i = 0; i < count * size; ++i)
     rb[i] = 0;
 
+  status = MPI_Allgather(NULL, count, MPI_INT, rb, count, MPI_INT, MPI_COMM_WORLD);
+  if(status!=MPI_ERR_BUFFER)
+    printf("MPI_Allgather did not return MPI_ERR_BUFFER for empty sendbuf\n");
+  status = MPI_Allgather(sb, -1, MPI_INT, rb, count, MPI_INT, MPI_COMM_WORLD);
+  if(status!=MPI_ERR_COUNT)
+    printf("MPI_Allgather did not return MPI_ERR_COUNT for -1 sendcount\n");
+  status = MPI_Allgather(sb, count, MPI_DATATYPE_NULL, rb, count, MPI_INT, MPI_COMM_WORLD);
+  if(status!=MPI_ERR_TYPE)
+    printf("MPI_Allgather did not return MPI_ERR_TYPE for MPI_DATATYPE_NULL sendtype\n");
+  status = MPI_Allgather(sb, count, MPI_INT, NULL, count, MPI_INT, MPI_COMM_WORLD);
+  if(status!=MPI_ERR_BUFFER)
+    printf("MPI_Allgather did not return MPI_ERR_BUFFER for empty recvbuf\n");
+  status = MPI_Allgather(sb, count, MPI_INT, rb, -1, MPI_INT, MPI_COMM_WORLD);
+  if(status!=MPI_ERR_COUNT)
+    printf("MPI_Allgather did not return MPI_ERR_COUNT for -1 recvcount\n");
+  status = MPI_Allgather(sb, count, MPI_INT, rb, count, MPI_DATATYPE_NULL, MPI_COMM_WORLD);
+  if(status!=MPI_ERR_TYPE)
+    printf("MPI_Allgather did not return MPI_ERR_TYPE for MPI_DATATYPE_NULL recvtype\n");
+  status = MPI_Allgather(sb, count, MPI_INT, rb, count, MPI_INT, MPI_COMM_NULL);
+  if(status!=MPI_ERR_COMM)
+    printf("MPI_Allgather did not return MPI_ERR_COMM for MPI_COMM_NULL comm\n");
+
   printf("[%d] sndbuf=[", rank);
   for (int i = 0; i < count; i++)
     printf("%d ", sb[i]);
@@ -46,11 +63,9 @@ int main(int argc, char *argv[])
     printf("%d ", rb[i]);
   printf("]\n");
 
-  if (rank == 0) {
-    if (status != MPI_SUCCESS) {
-      printf("allgather returned %d\n", status);
-      fflush(stdout);
-    }
+  if (rank == 0 && status != MPI_SUCCESS) {
+    printf("allgather returned %d\n", status);
+    fflush(stdout);
   }
   xbt_free(sb);
   xbt_free(rb);