X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/d1467d753aa8ea2562fd668d7ff3674186aadfa6..e0a9c75622e2b5755f7e95f79f6cdd241fd8cefe:/teshsuite/simdag/basic/basic4.c

diff --git a/teshsuite/simdag/basic/basic4.c b/teshsuite/simdag/basic/basic4.c
new file mode 100644
index 0000000000..0005e04d3a
--- /dev/null
+++ b/teshsuite/simdag/basic/basic4.c
@@ -0,0 +1,68 @@
+/* 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;
+}