+ receiver->get_host()->turn_on();
+}
+
+static void test_link_off_helper(double delay)
+{
+ const double start = simgrid::s4u::Engine::get_clock();
+
+ simgrid::s4u::ActorPtr receiver = simgrid::s4u::Actor::create("receiver", all_hosts[1], [&start]() {
+ assert_exit(false, 9);
+ double milestone[5] = {0.5, 3.5, 4.5, 7.5, 9.0};
+ for (int i = 0; i < 5; i++)
+ milestone[i] += start;
+ for (int i = 0; i < 4; i++) {
+ simgrid::s4u::this_actor::sleep_until(milestone[i]);
+ try {
+ XBT_VERB("get(%c)", 'A' + i);
+ simgrid::s4u::Mailbox::by_name("mb")->get();
+ return;
+ } catch (simgrid::NetworkFailureException const&) {
+ XBT_VERB("got expected NetworkFailureException");
+ }
+ }
+ simgrid::s4u::this_actor::sleep_until(milestone[4]);
+ });
+
+ simgrid::s4u::ActorPtr sender = simgrid::s4u::Actor::create("sender", all_hosts[2], [&start]() {
+ assert_exit(false, 9);
+ int data = 42;
+ double milestone[5] = {1.5, 2.5, 5.5, 6.5, 9.0};
+ for (int i = 0; i < 5; i++)
+ milestone[i] += start;
+ for (int i = 0; i < 2; i++) {
+ simgrid::s4u::this_actor::sleep_until(milestone[i]);
+ XBT_VERB("dsend(%c)", 'A' + i);
+ simgrid::s4u::Mailbox::by_name("mb")->put_init(&data, 100000)->detach();
+ }
+ for (int i = 2; i < 4; i++) {
+ simgrid::s4u::this_actor::sleep_until(milestone[i]);
+ try {
+ XBT_VERB("put(%c)", 'A' + i);
+ simgrid::s4u::Mailbox::by_name("mb")->put(&data, 100000);
+ return;
+ } catch (simgrid::NetworkFailureException const&) {
+ XBT_VERB("got expected NetworkFailureException");
+ }
+ }
+ simgrid::s4u::this_actor::sleep_until(milestone[4]);
+ });
+
+ for (int i = 0; i < 4; i++) {
+ XBT_VERB("##### %d / 4 #####", i + 1);
+ simgrid::s4u::this_actor::sleep_for(delay);
+ XBT_VERB("link off");
+ simgrid::s4u::Link::by_name("link1")->turn_off();
+ simgrid::s4u::this_actor::sleep_for(2.0 - delay);
+ XBT_VERB("link on");
+ simgrid::s4u::Link::by_name("link1")->turn_on();
+ }
+ simgrid::s4u::this_actor::sleep_for(1.5);
+}
+
+static void test_link_off_before_send_recv()
+{
+ XBT_INFO("%s: try to communicate with communicating link turned off before start", __func__);
+ test_link_off_helper(0.0);
+}
+static void test_link_off_between_send_recv()
+{
+ XBT_INFO("%s: try to communicate with communicating link turned off between send and receive", __func__);
+ test_link_off_helper(1.0);