more informative error message when checking params of MPI_Iallgather

[simgrid.git] / 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 55d3c4a..57dbbdd 100644 (file)
--- a/teshsuite/smpi/coll-allgather/coll-allgather.c
+++ b/teshsuite/smpi/coll-allgather/coll-allgather.c
@@ -1,5 +1,4 @@
-/* Copyright (c) 2009-2019. 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. */
@@ -29,6 +28,28 @@ int main(int argc, char *argv[])
   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]);