--- /dev/null
+/* Copyright (c) 2007-2012, 2014. 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 <stdlib.h>
+#include "simdag/simdag.h"
+#include "xbt/log.h"
+
+XBT_LOG_NEW_DEFAULT_SUBCATEGORY(basic4, sd, "SimDag test basic4");
+
+/* Basic SimDag Test 4
+ * Scenario:
+ * - Create a chain of tasks (Init, A, Fin)
+ * - Have a 1B communication between two no-op tasks.
+ * Verify that the tasks are actually simulated in the right order.
+ * The simulated time should be equal to the network latency: 0.0001 seconds.
+ */
+int main(int argc, char **argv)
+{
+ /* creation of the tasks and their dependencies */
+
+ SD_task_t taskInit;
+ SD_task_t taskA;
+ SD_task_t taskFin;
+ xbt_dynar_t ret;
+
+ /* scheduling parameters */
+
+ double no_cost[] = { 0., 0., 0., 0. };
+ double amount[] = { 0., 1., 0., 0. };
+
+ /* initialisation of SD */
+ SD_init(&argc, argv);
+
+ /* creation of the environment */
+ SD_create_environment(argv[1]);
+
+ /* creation of the tasks and their dependencies */
+ taskInit = SD_task_create("Task Init", NULL, 1.0);
+ taskA = SD_task_create("Task A", NULL, 1.0);
+ taskFin = SD_task_create("Task Fin", NULL, 1.0);
+
+
+ /* let's launch the simulation! */
+ SD_task_schedule(taskInit, 1, SD_workstation_get_list(), no_cost,
+ no_cost, -1.0);
+ SD_task_schedule(taskA, 2, SD_workstation_get_list(), no_cost, amount,
+ -1.0);
+ SD_task_schedule(taskFin, 1, SD_workstation_get_list(), no_cost, no_cost,
+ -1.0);
+
+ SD_task_dependency_add(NULL, NULL, taskInit, taskA);
+ SD_task_dependency_add(NULL, NULL, taskA, taskFin);
+
+ ret = SD_simulate(-1.0);
+ xbt_dynar_free(&ret);
+ SD_task_destroy(taskInit);
+ SD_task_destroy(taskA);
+ SD_task_destroy(taskFin);
+
+ XBT_INFO("Simulation time: %f", SD_get_clock());
+
+ SD_exit();
+ return 0;
+}
