add mpich3 topo tests

[simgrid.git] / teshsuite / smpi / mpich3-test / topo / topotest.c

diff --git a/teshsuite/smpi/mpich3-test/topo/topotest.c b/teshsuite/smpi/mpich3-test/topo/topotest.c
new file mode 100644 (file)
index 0000000..64d8e08
--- /dev/null
+++ b/teshsuite/smpi/mpich3-test/topo/topotest.c
@@ -0,0 +1,45 @@
+/* -*- 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 "mpitest.h"
+
+int main( int argc, char *argv[] )
+{
+    int errs = 0;
+    int topo_type, size, dims[1], periods[1];
+    MPI_Comm comm;
+
+    MTest_Init( &argc, &argv );
+
+    /* Check that topo test returns the correct type, including 
+       MPI_UNDEFINED */
+
+    MPI_Topo_test( MPI_COMM_WORLD, &topo_type );
+    if (topo_type != MPI_UNDEFINED) {
+       errs++;
+       printf( "Topo type of comm world is not UNDEFINED\n" );
+    }
+
+    MPI_Comm_size( MPI_COMM_WORLD, &size );
+    dims[0] = size;
+    periods[0] = 0;
+    MPI_Cart_create( MPI_COMM_WORLD, 1, dims, periods, 0, &comm );
+    MPI_Topo_test( comm, &topo_type );
+    if (topo_type != MPI_CART) {
+       errs++;
+       printf( "Topo type of cart comm is not CART\n" );
+    }
+
+    MPI_Comm_free( &comm );
+    /* FIXME: still need graph example */
+
+    MTest_Finalize( errs );
+    MPI_Finalize();
+    return 0;
+  
+}