--- /dev/null
+/* Latency tests */
+
+/* Copyright (c) 2007, 2009-2011, 2013-2015. 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. */
+
+#include <stdio.h>
+#include "simgrid/simdag.h"
+
+/*
+ * intra communication test 1
+ * scatter
+ *
+ * start: 1 2 3 (each having 1/3 of the bandwidth)
+ * after 3 sec: 0 1 2 (having 1/2 of the bandwidth)
+ * after another 2 sec: 0 0 1 (having all the bandwidth)
+ * -> finished after 1 sec
+ * time to send: 6 + latency at the beginning: 0.5 + 1 + 0.5
+ */
+
+int main(int argc, char **argv)
+{
+
+ double communication_amount[] = { 0.0, 1.0, 2.0, 3.0,
+ 0.0, 0.0, 0.0, 0.0,
+ 0.0, 0.0, 0.0, 0.0,
+ 0.0, 0.0, 0.0, 0.0 };
+ double no_cost[] = { 0.0, 0.0, 0.0, 0.0 };
+
+ SD_init(&argc, argv);
+ SD_create_environment(argv[1]);
+
+ SD_task_t task = SD_task_create("Scatter task", NULL, 1.0);
+
+ SD_task_schedule(task, 4, sg_host_list(), no_cost, communication_amount, -1.0);
+
+ SD_simulate(-1.0);
+
+ printf("%g\n", SD_get_clock());
+ fflush(stdout);
+
+ SD_task_destroy(task);
+
+ SD_exit();
+ return 0;
+}