/* This example validates the behaviour in presence of node and link fault.
* Each test scenario consists in one host/actor (named sender) sending one message to another host/actor.
* The space to cover is quite large, since we consider:
- * * communication types (eager, rendez-vous, one-sided=detached)
+ * * communication types (eager, rendez-vous, one-sided=detached)
* * use type (synchronous, asynchronous, init)
* * fault type (sender node, link, receiver node)
* * any legal permutation of the scenario steps
*
- * This program also presents a way to simulate applications that are resilient to links and node faults.
- * Essentially, it catches exceptions related to communications and it clears the mailboxes when one of the nodes gets turned off.
- * However, this model would suppose that there would be 2 mailboxes for each pair of nodes, which is probably unacceptable.
- *
+ * This program also presents a way to simulate applications that are resilient to links and node faults.
+ * Essentially, it catches exceptions related to communications and it clears the mailboxes when one of the nodes gets
+ * turned off. However, this model would suppose that there would be 2 mailboxes for each pair of nodes, which is
+ * probably unacceptable.
+ *
*/
#include <algorithm>
/*************************************************************************************************/
-enum class CommType {
- EAGER_SYNC,
- EAGER_ASYNC,
- EAGER_INIT,
- RDV_SYNC,
- RDV_ASYNC,
- RDV_INIT,
- ONESIDE_SYNC,
- ONESIDE_ASYNC
- //ONESIDE_INIT is equivalent to ONESIDE_ASYNC
-};
-
-enum class Action { SLEEP, PUT, GET, START, WAIT, DIE, END };
+XBT_DECLARE_ENUM_CLASS(CommType, EAGER_SYNC, EAGER_ASYNC, EAGER_INIT, RDV_SYNC, RDV_ASYNC, RDV_INIT, ONESIDE_SYNC,
+ ONESIDE_ASYNC
+ // ONESIDE_INIT is equivalent to ONESIDE_ASYNC
+);
-static const char* to_string(const Action x)
-{
- switch (x) {
- case Action::END:
- return "Success";
- case Action::SLEEP:
- return "Sleep";
- case Action::PUT:
- return "Put";
- case Action::GET:
- return "Get";
- case Action::START:
- return "Start";
- case Action::WAIT:
- return "Wait";
- case Action::DIE:
- return "Die!";
- };
- return "";
-}
+XBT_DECLARE_ENUM_CLASS(Action, SLEEP, PUT, GET, START, WAIT, DIE, END);
struct Step {
double rel_time; // Time relative to Scenario startTime
- enum { STATE, ACTION } type;
- enum { LNK, SND, RCV } entity;
+ XBT_DECLARE_ENUM_CLASS(Type, STATE, ACTION) type;
+ XBT_DECLARE_ENUM_CLASS(Entity, LNK, SND, RCV) entity;
Action action_type;
bool new_state;
};
static std::string to_string(const Scenario& s)
{
std::stringstream ss;
- ss <<"#"<< s.index << "[" << s.start_time << "s," << s.start_time + s.duration << "s[: (";
- switch (s.type) {
- case CommType::EAGER_SYNC:
- ss << "EAGER_SYNC";
- break;
- case CommType::EAGER_ASYNC:
- ss << "EAGER_ASYNC";
- break;
- case CommType::EAGER_INIT:
- ss << "EAGER_INIT";
- break;
- case CommType::RDV_SYNC:
- ss << "RDV_SYNC";
- break;
- case CommType::RDV_ASYNC:
- ss << "RDV_ASYNC";
- break;
- case CommType::RDV_INIT:
- ss << "RDV_INIT";
- break;
- case CommType::ONESIDE_SYNC:
- ss << "ONESIDE_SYNC";
- break;
- case CommType::ONESIDE_ASYNC:
- ss << "ONESIDE_ASYNC";
- break;
- }
-
- ss << ") Expected: S:" << to_string(s.snd_expected) << " R:" << to_string(s.rcv_expected) << " Steps: ";
+ ss << "#" << s.index << "[" << s.start_time << "s," << s.start_time + s.duration << "s[: (" << to_c_str(s.type);
+ ss << ") Expected: S:" << to_c_str(s.snd_expected) << " R:" << to_c_str(s.rcv_expected) << " Steps: ";
for (const Step& step : s.steps) {
- ss << "+" << step.rel_time << "s:";
- switch (step.entity) {
- case Step::LNK:
- ss << "LNK";
- break;
- case Step::SND:
- ss << "SND";
- break;
- case Step::RCV:
- ss << "RCV";
- break;
- }
+ ss << "+" << step.rel_time << "s:" << Step::to_c_str(step.entity);
- if (step.type == Step::STATE) {
+ if (step.type == Step::Type::STATE) {
ss << "->";
if (step.new_state)
ss << "ON";
else
ss << "OFF";
} else {
- ss << "." << to_string(step.action_type);
+ ss << "." << to_c_str(step.action_type);
}
ss << " ";
}
return ss.str().c_str();
}
-std::vector<Scenario> scenarios;
+struct ScenarioContext {
+ int index;
+ int active;
+ double start_time;
+ std::stringstream sender_profile;
+ std::stringstream receiver_profile;
+ std::stringstream link_profile;
+ std::vector<int> active_indices;
+ std::vector<Scenario> scenarios;
+};
+
sg4::Mailbox* mbox_eager = nullptr;
sg4::Mailbox* mbox_rdv = nullptr;
class SendAgent {
- static int run;
- static size_t scenario;
- int id;
- sg4::Host* other_host;
+ static int run_;
+ static size_t scenario_;
+ int id_;
+ sg4::Host* other_host_;
+ const ScenarioContext& ctx_;
sg4::CommPtr do_put(CommType type, double& send_value)
{
case CommType::RDV_INIT:
return mbox_rdv->put_init(&send_value, MsgSize);
case CommType::ONESIDE_SYNC:
- sg4::Comm::sendto(sg4::this_actor::get_host(), other_host, MsgSize);
+ sg4::Comm::sendto(sg4::this_actor::get_host(), other_host_, MsgSize);
return nullptr;
case CommType::ONESIDE_ASYNC:
- return sg4::Comm::sendto_async(sg4::this_actor::get_host(), other_host, MsgSize);
+ return sg4::Comm::sendto_async(sg4::this_actor::get_host(), other_host_, MsgSize);
}
return nullptr;
}
void send_message(const Scenario& s)
{
std::string scenario_string = to_string(s);
- XBT_DEBUG("Will try: %s", scenario_string.c_str());
+ XBT_DEBUG("Will try: %s", scenario_string.c_str());
double send_value;
sg4::CommPtr comm = nullptr;
- Action expected = s.snd_expected;
- double end_time = s.start_time + s.duration;
+ Action expected = s.snd_expected;
+ double end_time = s.start_time + s.duration;
send_value = end_time;
size_t step_index = 0;
-
sg4::this_actor::sleep_until(s.start_time);
-
- //Make sure we have a clean slate
- xbt_assert(not mbox_eager->listen(),"Eager mailbox should be empty when starting a test");
- xbt_assert(not mbox_rdv->listen(),"RDV mailbox should be empty when starting a test");
-
+ // Make sure we have a clean slate
+ xbt_assert(not mbox_eager->listen(), "Eager mailbox should be empty when starting a test");
+ xbt_assert(not mbox_rdv->listen(), "RDV mailbox should be empty when starting a test");
for (; step_index < s.steps.size(); step_index++) {
const Step& step = s.steps[step_index];
- if (step.entity != Step::SND || step.type != Step::ACTION)
+ if (step.entity != Step::Entity::SND || step.type != Step::Type::ACTION)
continue;
-
try {
sg4::this_actor::sleep_until(s.start_time + step.rel_time);
} catch (std::exception& e) {
XBT_DEBUG("During Sleep, failed to send message because of a %s exception (%s)", typeid(e).name(), e.what());
break;
}
-
// Check if the other host is still OK.
- if (not other_host->is_on())
+ if (not other_host_->is_on())
break;
-
// Perform the action
try {
switch (step.action_type) {
case Action::PUT:
- comm=do_put(s.type, send_value);
+ comm = do_put(s.type, send_value);
break;
case Action::START:
comm->start();
xbt_die("Not a valid action for SND");
}
} catch (std::exception& e) {
- XBT_DEBUG("During %s, failed to send message because of a %s exception (%s)", to_string(step.action_type),
+ XBT_DEBUG("During %s, failed to send message because of a %s exception (%s)", to_c_str(step.action_type),
typeid(e).name(), e.what());
break;
}
}
-
try {
sg4::this_actor::sleep_until(end_time);
} catch (std::exception& e) {
XBT_DEBUG("During Sleep, failed to send message because of a %s exception (%s)", typeid(e).name(), e.what());
}
-
Action outcome = Action::END;
if (step_index < s.steps.size()) {
const Step& step = s.steps[step_index];
- assert(step.entity == Step::SND && step.type == Step::ACTION);
+ assert(step.entity == Step::Entity::SND && step.type == Step::Type::ACTION);
outcome = step.action_type;
}
-
if (outcome != expected) {
- XBT_ERROR("Expected %s but got %s in %s", to_string(expected), to_string(outcome), scenario_string.c_str());
+ XBT_ERROR("Expected %s but got %s in %s", to_c_str(expected), to_c_str(outcome), scenario_string.c_str());
} else {
XBT_DEBUG("OK: %s", scenario_string.c_str());
}
sg4::this_actor::sleep_until(end_time);
-
xbt_assert(not mbox_eager->listen(), "Mailbox should not have ongoing communication!");
xbt_assert(not mbox_rdv->listen(), "Mailbox should not have ongoing communication!");
-
}
public:
- explicit SendAgent(int id, sg4::Host* other_host) : id(id), other_host(other_host) {}
+ explicit SendAgent(int id, sg4::Host* other_host, const ScenarioContext& ctx)
+ : id_(id), other_host_(other_host), ctx_(ctx)
+ {
+ }
void operator()()
{
- run++;
- XBT_DEBUG("Host %i starts run %i and scenario %lu.", id, run, scenario);
- while (scenario < scenarios.size()) {
- Scenario& s = scenarios[scenario];
- scenario++;
+ run_++;
+ XBT_DEBUG("Host %i starts run %i and scenario %lu.", id_, run_, scenario_);
+ while (scenario_ < ctx_.scenarios.size()) {
+ const Scenario& s = ctx_.scenarios[scenario_];
+ scenario_++;
send_message(s);
}
}
};
-int SendAgent::run = 0;
-size_t SendAgent::scenario = 0;
+int SendAgent::run_ = 0;
+size_t SendAgent::scenario_ = 0;
/*************************************************************************************************/
class ReceiveAgent {
- static int run;
- static size_t scenario;
- int id;
- sg4::Host* other_host;
+ static int run_;
+ static size_t scenario_;
+ int id_;
+ sg4::Host* other_host_;
+ const ScenarioContext& ctx_;
sg4::CommPtr do_get(CommType type, double*& receive_ptr)
{
void receive_message(const Scenario& s)
{
- sg4::CommPtr comm = nullptr;
- CommType type = s.type;
- Action expected = s.rcv_expected;
- double end_time = s.start_time + s.duration;
+ sg4::CommPtr comm = nullptr;
+ CommType type = s.type;
+ Action expected = s.rcv_expected;
+ double end_time = s.start_time + s.duration;
double* receive_ptr = nullptr;
size_t step_index = 0;
sg4::this_actor::sleep_until(s.start_time);
-
- //Make sure we have a clean slate
- xbt_assert(not mbox_eager->listen(),"Eager mailbox should be empty when starting a test");
- xbt_assert(not mbox_rdv->listen(),"RDV mailbox should be empty when starting a test");
-
+ // Make sure we have a clean slate
+ xbt_assert(not mbox_eager->listen(), "Eager mailbox should be empty when starting a test");
+ xbt_assert(not mbox_rdv->listen(), "RDV mailbox should be empty when starting a test");
for (; step_index < s.steps.size(); step_index++) {
const Step& step = s.steps[step_index];
- if (step.entity != Step::RCV || step.type != Step::ACTION)
+ if (step.entity != Step::Entity::RCV || step.type != Step::Type::ACTION)
continue;
-
try {
sg4::this_actor::sleep_until(s.start_time + step.rel_time);
} catch (std::exception& e) {
XBT_DEBUG("During Sleep, failed to receive message because of a %s exception (%s)", typeid(e).name(), e.what());
break;
}
-
// Check if the other host is still OK.
- if (not other_host->is_on())
+ if (not other_host_->is_on())
break;
-
// Perform the action
try {
switch (step.action_type) {
xbt_die("Not a valid action for RCV");
}
} catch (std::exception& e) {
- XBT_DEBUG("During %s, failed to receive message because of a %s exception (%s)", to_string(step.action_type),
+ XBT_DEBUG("During %s, failed to receive message because of a %s exception (%s)", to_c_str(step.action_type),
typeid(e).name(), e.what());
break;
}
}
-
try {
sg4::this_actor::sleep_until(end_time - .1);
} catch (std::exception& e) {
XBT_DEBUG("During Sleep, failed to send message because of a %s exception (%s)", typeid(e).name(), e.what());
}
-
Action outcome = Action::END;
std::string scenario_string = to_string(s);
if (step_index < s.steps.size()) {
const Step& step = s.steps[step_index];
- assert(step.entity == Step::RCV && step.type == Step::ACTION);
+ assert(step.entity == Step::Entity::RCV && step.type == Step::Type::ACTION);
outcome = step.action_type;
- } else if (s.type!=CommType::ONESIDE_SYNC &&
- s.type!=CommType::ONESIDE_ASYNC
- ) {
- //One sided / detached operations do not actually transfer anything
- if(receive_ptr == nullptr ) {
- XBT_ERROR("Received address is NULL in %s", scenario_string.c_str());
- } else if (*receive_ptr != end_time) {
- XBT_ERROR("Received value invalid: expected %f but got %f in %s", end_time, *receive_ptr,
- scenario_string.c_str());
- }
+ } else if (s.type != CommType::ONESIDE_SYNC && s.type != CommType::ONESIDE_ASYNC) {
+ // One sided / detached operations do not actually transfer anything
+ if (receive_ptr == nullptr) {
+ XBT_ERROR("Received address is NULL in %s", scenario_string.c_str());
+ } else if (*receive_ptr != end_time) {
+ XBT_ERROR("Received value invalid: expected %f but got %f in %s", end_time, *receive_ptr,
+ scenario_string.c_str());
+ }
}
-
if (outcome != expected) {
- XBT_ERROR("Expected %s but got %s in %s", to_string(expected), to_string(outcome), scenario_string.c_str());
+ XBT_ERROR("Expected %s but got %s in %s", to_c_str(expected), to_c_str(outcome), scenario_string.c_str());
} else {
XBT_DEBUG("OK: %s", scenario_string.c_str());
}
-
sg4::this_actor::sleep_until(end_time);
xbt_assert(not mbox_eager->listen(), "Mailbox should not have ongoing communication!");
xbt_assert(not mbox_rdv->listen(), "Mailbox should not have ongoing communication!");
}
public:
- explicit ReceiveAgent(int id, sg4::Host* other_host) : id(id), other_host(other_host) {}
-
+ explicit ReceiveAgent(int id, sg4::Host* other_host, const ScenarioContext& ctx)
+ : id_(id), other_host_(other_host), ctx_(ctx)
+ {
+ }
void operator()()
{
- run++;
- XBT_DEBUG("Host %i starts run %i and scenario %lu.", id, run, scenario);
+ run_++;
+ XBT_DEBUG("Host %i starts run %i and scenario %lu.", id_, run_, scenario_);
mbox_eager->set_receiver(sg4::Actor::self());
- while (scenario < scenarios.size()) {
- Scenario& s = scenarios[scenario];
- scenario++;
+ while (scenario_ < ctx_.scenarios.size()) {
+ const Scenario& s = ctx_.scenarios[scenario_];
+ scenario_++;
receive_message(s);
}
}
};
-int ReceiveAgent::run = 0;
-size_t ReceiveAgent::scenario = 0;
-
-/*************************************************************************************************/
+int ReceiveAgent::run_ = 0;
+size_t ReceiveAgent::scenario_ = 0;
static void on_host_state_change(sg4::Host const& host)
{
XBT_DEBUG("Host %s is now %s", host.get_cname(), host.is_on() ? "ON " : "OFF");
- if(not host.is_on()) {
+ if (not host.is_on()) {
mbox_eager->clear();
mbox_rdv->clear();
}
XBT_DEBUG("Link %s is now %s", link.get_cname(), link.is_on() ? "ON " : "OFF");
}
-static void addStateEvent(std::ostream& out, double date, bool isOn)
-{
- if (isOn)
- out << date << " 1\n";
- else
- out << date << " 0\n";
-}
-
-static int prepareScenario(CommType type, int& index, double& start_time, double duration, std::ostream& sndP, std::ostream& rcvP,
- std::ostream& lnkP, Action snd_expected, Action rcv_expected, std::vector<Step> steps, std::vector<int> active_indices)
-{
- int ret=0;
- if(std::find(active_indices.begin(),active_indices.end(),index)!=active_indices.end()) {
- // Update fault profiles
- for (Step& step : steps) {
- assert(step.rel_time < duration);
- if (step.type != Step::STATE)
- continue;
- int val = step.new_state ? 1 : 0;
- switch (step.entity) {
- case Step::SND:
- sndP << start_time + step.rel_time << " " << val << std::endl;
- break;
- case Step::RCV:
- rcvP << start_time + step.rel_time << " " << val << std::endl;
- break;
- case Step::LNK:
- lnkP << start_time + step.rel_time << " " << val << std::endl;
- break;
- }
- }
- scenarios.push_back({type, start_time, duration, snd_expected, rcv_expected, steps, index});
- ret=1;
- }
- index++;
- start_time += duration;
- return ret;
-}
-
-/*************************************************************************************************/
-
-// State profiles for the resources
-std::string SndStateProfile;
-std::string RcvStateProfile;
-std::string LnkStateProfile;
-
-/*************************************************************************************************/
-
-double build_scenarios(std::vector<int>& active_indices );
+double build_scenarios(ScenarioContext& ctx);
int main(int argc, char* argv[])
{
-
sg4::Engine e(&argc, argv);
-
- std::vector<int> active_indices;
- //Parse index of tests that need to be run
-
- int previous_index=-1;
- bool is_range_last=false;
- for(int i=1; i<argc; i++) {
- if(not strcmp(argv[i],"-"))
- is_range_last=true;
+ ScenarioContext ctx;
+ int previous_index = -1;
+ bool is_range_last = false;
+ for (int i = 1; i < argc; i++) {
+ if (not strcmp(argv[i], "-"))
+ is_range_last = true;
else {
- int index=atoi(argv[i]);
- xbt_assert(index>previous_index);
- if(is_range_last)
- for(int j=previous_index+1;j<=index;j++)
- active_indices.push_back(j);
+ int index = atoi(argv[i]);
+ xbt_assert(index > previous_index);
+ if (is_range_last)
+ for (int j = previous_index + 1; j <= index; j++)
+ ctx.active_indices.push_back(j);
else
- active_indices.push_back(index);
- is_range_last=false;
- previous_index=index;
+ ctx.active_indices.push_back(index);
+ is_range_last = false;
+ previous_index = index;
}
}
-
- double end_time = build_scenarios(active_indices);
-
+ double end_time = build_scenarios(ctx);
XBT_INFO("Will run for %f seconds", end_time);
-
-
- mbox_eager = e.mailbox_by_name_or_create("eager");
- mbox_rdv = e.mailbox_by_name_or_create("rdv");
- sg4::NetZone* zone = sg4::create_full_zone("Top");
- pr::Profile* profile_sender = pr::ProfileBuilder::from_string("sender_profile", SndStateProfile, 0);
+ mbox_eager = e.mailbox_by_name_or_create("eager");
+ mbox_rdv = e.mailbox_by_name_or_create("rdv");
+ sg4::NetZone* zone = sg4::create_full_zone("Top");
+ pr::Profile* profile_sender = pr::ProfileBuilder::from_string("sender_profile", ctx.sender_profile.str(), 0);
sg4::Host* sender_host = zone->create_host("senderHost", HostComputePower)->set_state_profile(profile_sender)->seal();
- pr::Profile* profile_receiver = pr::ProfileBuilder::from_string("receiver_profile", RcvStateProfile, 0);
- sg4::Host* receiver_host = zone->create_host("receiverHost", HostComputePower)->set_state_profile(profile_receiver)->seal();
- sg4::ActorPtr sender = sg4::Actor::create("sender", sender_host, SendAgent(0, receiver_host));
+ pr::Profile* profile_receiver = pr::ProfileBuilder::from_string("receiver_profile", ctx.receiver_profile.str(), 0);
+ sg4::Host* receiver_host =
+ zone->create_host("receiverHost", HostComputePower)->set_state_profile(profile_receiver)->seal();
+ sg4::ActorPtr sender = sg4::Actor::create("sender", sender_host, SendAgent(0, receiver_host, ctx));
sender->set_auto_restart(true);
- sg4::ActorPtr receiver = sg4::Actor::create("receiver", receiver_host, ReceiveAgent(1, sender_host));
+ sg4::ActorPtr receiver = sg4::Actor::create("receiver", receiver_host, ReceiveAgent(1, sender_host, ctx));
receiver->set_auto_restart(true);
- pr::Profile* profile_link = pr::ProfileBuilder::from_string("link_profile", LnkStateProfile, 0);
+ pr::Profile* profile_link = pr::ProfileBuilder::from_string("link_profile", ctx.link_profile.str(), 0);
sg4::Link* link =
zone->create_link("link", LinkBandwidth)->set_latency(LinkLatency)->set_state_profile(profile_link)->seal();
zone->add_route(sender_host->get_netpoint(), receiver_host->get_netpoint(), nullptr, nullptr,
zone->seal();
sg4::Host::on_state_change.connect(on_host_state_change);
sg4::Link::on_state_change_cb(on_link_state_change);
-
e.run_until(end_time);
- //Make sure we have a clean slate
- xbt_assert(not mbox_eager->listen(),"Eager mailbox should be empty in the end");
- xbt_assert(not mbox_rdv->listen(),"RDV mailbox should be empty in the end");
+ // Make sure we have a clean slate
+ xbt_assert(not mbox_eager->listen(), "Eager mailbox should be empty in the end");
+ xbt_assert(not mbox_rdv->listen(), "RDV mailbox should be empty in the end");
+ XBT_INFO("Done.");
return 0;
}
+static void addStateEvent(std::ostream& out, double date, bool isOn)
+{
+ if (isOn)
+ out << date << " 1\n";
+ else
+ out << date << " 0\n";
+}
+
+static void prepareScenario(ScenarioContext& ctx, CommType type, double duration, Action sender_expected,
+ Action receiver_expected, std::vector<Step> steps)
+{
+ if (std::find(ctx.active_indices.begin(), ctx.active_indices.end(), ctx.index) != ctx.active_indices.end()) {
+ // Update fault profiles
+ for (Step& step : steps) {
+ assert(step.rel_time < duration);
+ if (step.type != Step::Type::STATE)
+ continue;
+ int val = step.new_state ? 1 : 0;
+ switch (step.entity) {
+ case Step::Entity::SND:
+ ctx.sender_profile << ctx.start_time + step.rel_time << " " << val << std::endl;
+ break;
+ case Step::Entity::RCV:
+ ctx.receiver_profile << ctx.start_time + step.rel_time << " " << val << std::endl;
+ break;
+ case Step::Entity::LNK:
+ ctx.link_profile << ctx.start_time + step.rel_time << " " << val << std::endl;
+ break;
+ }
+ }
+ ctx.scenarios.push_back({type, ctx.start_time, duration, sender_expected, receiver_expected, steps, ctx.index});
+ ctx.active++;
+ }
+ ctx.index++;
+ ctx.start_time += duration;
+}
+
/*************************************************************************************************/
// A bunch of dirty macros to help readability (supposedly)
-#define _MK(type, duration, snd_expected, rcv_expected, steps...) \
- active+=prepareScenario(CommType::type, index, start_time, duration, sndP, rcvP, lnkP, Action::snd_expected, Action::rcv_expected, \
- {steps}, active_indices )
+#define MAKE_SCENARIO(type, duration, snd_expected, rcv_expected, steps...) \
+ prepareScenario(ctx, CommType::type, duration, Action::snd_expected, Action::rcv_expected, {steps})
+
// Link
-#define LOFF(relTime) \
- { \
- relTime, Step::STATE, Step::LNK, Action::END, false \
- }
-#define LON(relTime) \
- { \
- relTime, Step::STATE, Step::LNK, Action::END, true \
- }
+static Step loff(double rel_time)
+{
+ return {rel_time, Step::Type::STATE, Step::Entity::LNK, Action::END, false};
+}
+static Step lon(double rel_time)
+{
+ return {rel_time, Step::Type::STATE, Step::Entity::LNK, Action::END, true};
+}
// Sender
-#define SOFF(relTime) \
- { \
- relTime, Step::STATE, Step::SND, Action::END, false \
- }
-#define SON(relTime) \
- { \
- relTime, Step::STATE, Step::SND, Action::END, true \
- }
-#define SPUT(relTime) \
- { \
- relTime, Step::ACTION, Step::SND, Action::PUT, false \
- }
-#define SWAT(relTime) \
- { \
- relTime, Step::ACTION, Step::SND, Action::WAIT, false \
- }
+static Step soff(double rel_time)
+{
+ return {rel_time, Step::Type::STATE, Step::Entity::SND, Action::END, false};
+}
+static Step son(double rel_time)
+{
+ return {rel_time, Step::Type::STATE, Step::Entity::SND, Action::END, true};
+}
+static Step sput(double rel_time)
+{
+ return {rel_time, Step::Type::ACTION, Step::Entity::SND, Action::PUT, false};
+}
+static Step swait(double rel_time)
+{
+ return {rel_time, Step::Type::ACTION, Step::Entity::SND, Action::WAIT, false};
+}
// Receiver
-#define ROFF(relTime) \
- { \
- relTime, Step::STATE, Step::RCV, Action::END, false \
- }
-#define RON(relTime) \
- { \
- relTime, Step::STATE, Step::RCV, Action::END, true \
- }
-#define RGET(relTime) \
- { \
- relTime, Step::ACTION, Step::RCV, Action::GET, false \
- }
-#define RWAT(relTime) \
- { \
- relTime, Step::ACTION, Step::RCV, Action::WAIT, false \
- }
-
-double build_scenarios(std::vector<int>& active_indices )
+static Step roff(double rel_time)
{
+ return {rel_time, Step::Type::STATE, Step::Entity::RCV, Action::END, false};
+}
+static Step ron(double rel_time)
+{
+ return {rel_time, Step::Type::STATE, Step::Entity::RCV, Action::END, true};
+}
+static Step rget(double rel_time)
+{
+ return {rel_time, Step::Type::ACTION, Step::Entity::RCV, Action::GET, false};
+}
+static Step rwait(double rel_time)
+{
+ return {rel_time, Step::Type::ACTION, Step::Entity::RCV, Action::WAIT, false};
+}
- // Build the set of simulation stages
- std::stringstream sndP;
- std::stringstream rcvP;
- std::stringstream lnkP;
-
- double start_time = 0;
- int index=0;
- int active=0;
+double build_scenarios(ScenarioContext& ctx)
+{
+ ctx.start_time = 0;
+ ctx.index = 0;
+ ctx.active = 0;
// EAGER SYNC use cases
// All good
- _MK(EAGER_SYNC, 1, END, END, SPUT(.2), RGET(.4));
- _MK(EAGER_SYNC, 1, END, END, RGET(.2), SPUT(.4));
+ MAKE_SCENARIO(EAGER_SYNC, 1, END, END, sput(.2), rget(.4));
+ MAKE_SCENARIO(EAGER_SYNC, 1, END, END, rget(.2), sput(.4));
// Receiver off
- _MK(EAGER_SYNC, 2, PUT, DIE, ROFF(.1), SPUT(.2), RON(1));
- _MK(EAGER_SYNC, 2, PUT, DIE, SPUT(.2), ROFF(.3), RON(1));
- _MK(EAGER_SYNC, 2, PUT, DIE, SPUT(.2), RGET(.4), ROFF(.5), RON(1));
- _MK(EAGER_SYNC, 2, PUT, DIE, RGET(.2), SPUT(.4), ROFF(.5), RON(1));
+ MAKE_SCENARIO(EAGER_SYNC, 2, PUT, DIE, roff(.1), sput(.2), ron(1));
+ MAKE_SCENARIO(EAGER_SYNC, 2, PUT, DIE, sput(.2), roff(.3), ron(1));
+ MAKE_SCENARIO(EAGER_SYNC, 2, PUT, DIE, sput(.2), rget(.4), roff(.5), ron(1));
+ MAKE_SCENARIO(EAGER_SYNC, 2, PUT, DIE, rget(.2), sput(.4), roff(.5), ron(1));
// Sender off
- _MK(EAGER_SYNC, 2, DIE, GET, SPUT(.2), SOFF(.3), RGET(.4), SON(1));
- _MK(EAGER_SYNC, 2, DIE, GET, SPUT(.2), RGET(.4), SOFF(.5), SON(1));
+ MAKE_SCENARIO(EAGER_SYNC, 2, DIE, GET, sput(.2), soff(.3), rget(.4), son(1));
+ MAKE_SCENARIO(EAGER_SYNC, 2, DIE, GET, sput(.2), rget(.4), soff(.5), son(1));
// Link off
- _MK(EAGER_SYNC, 2, PUT, GET, LOFF(.1), SPUT(.2), RGET(.4), LON(1));
- _MK(EAGER_SYNC, 2, PUT, GET, SPUT(.2), LOFF(.3), RGET(.4), LON(1));
- _MK(EAGER_SYNC, 2, PUT, GET, SPUT(.2), RGET(.4), LOFF(.5), LON(1));
- _MK(EAGER_SYNC, 2, PUT, GET, LOFF(.1), RGET(.2), SPUT(.4), LON(1));
- _MK(EAGER_SYNC, 2, PUT, GET, RGET(.2), LOFF(.3), SPUT(.4), LON(1));
- _MK(EAGER_SYNC, 2, PUT, GET, RGET(.2), SPUT(.4), LOFF(.5), LON(1));
+ MAKE_SCENARIO(EAGER_SYNC, 2, PUT, GET, loff(.1), sput(.2), rget(.4), lon(1));
+ MAKE_SCENARIO(EAGER_SYNC, 2, PUT, GET, sput(.2), loff(.3), rget(.4), lon(1));
+ MAKE_SCENARIO(EAGER_SYNC, 2, PUT, GET, sput(.2), rget(.4), loff(.5), lon(1));
+ MAKE_SCENARIO(EAGER_SYNC, 2, PUT, GET, loff(.1), rget(.2), sput(.4), lon(1));
+ MAKE_SCENARIO(EAGER_SYNC, 2, PUT, GET, rget(.2), loff(.3), sput(.4), lon(1));
+ MAKE_SCENARIO(EAGER_SYNC, 2, PUT, GET, rget(.2), sput(.4), loff(.5), lon(1));
// EAGER ASYNC use cases
// All good
- _MK(EAGER_ASYNC, 2, END, END, SPUT(.2), SWAT(.4), RGET(.6), RWAT(.8));
- _MK(EAGER_ASYNC, 2, END, END, SPUT(.2), RGET(.4), SWAT(.6), RWAT(.8));
- _MK(EAGER_ASYNC, 2, END, END, SPUT(.2), RGET(.4), RWAT(.6), SWAT(.8));
- _MK(EAGER_ASYNC, 2, END, END, RGET(.2), SPUT(.4), SWAT(.6), RWAT(.8));
- _MK(EAGER_ASYNC, 2, END, END, RGET(.2), SPUT(.4), RWAT(.6), SWAT(.8));
- _MK(EAGER_ASYNC, 2, END, END, RGET(.2), RWAT(.4), SPUT(.6), SWAT(.8));
-
+ MAKE_SCENARIO(EAGER_ASYNC, 2, END, END, sput(.2), swait(.4), rget(.6), rwait(.8));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, END, END, sput(.2), rget(.4), swait(.6), rwait(.8));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, END, END, sput(.2), rget(.4), rwait(.6), swait(.8));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, END, END, rget(.2), sput(.4), swait(.6), rwait(.8));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, END, END, rget(.2), sput(.4), rwait(.6), swait(.8));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, END, END, rget(.2), rwait(.4), sput(.6), swait(.8));
// Receiver off
- _MK(EAGER_ASYNC, 2, PUT, DIE, ROFF(.1), SPUT(.2), SWAT(.4), RON(1));
- _MK(EAGER_ASYNC, 2, WAIT, DIE, SPUT(.2), ROFF(.3), SWAT(.4), RON(1));
- _MK(EAGER_ASYNC, 2, PUT, DIE, RGET(.2), ROFF(.3), SPUT(.4), SWAT(.6), RON(1));
- _MK(EAGER_ASYNC, 2, WAIT, DIE, SPUT(.2), SWAT(.4), ROFF(.5), RON(1));
- _MK(EAGER_ASYNC, 2, WAIT, DIE, SPUT(.2), RGET(.4), ROFF(.5), SWAT(.6), RON(1));
- _MK(EAGER_ASYNC, 2, WAIT, DIE, RGET(.2), SPUT(.4), ROFF(.5), SWAT(.6), RON(1));
- _MK(EAGER_ASYNC, 2, PUT , DIE, RGET(.2), RWAT(.4), ROFF(.5), SPUT(.6), SWAT(.8), RON(1));
- _MK(EAGER_ASYNC, 2, WAIT, DIE, SPUT(.2), SWAT(.4), RGET(.6), ROFF(.7), RON(1));
- _MK(EAGER_ASYNC, 2, WAIT, DIE, SPUT(.2), RGET(.4), SWAT(.6), ROFF(.7), RON(1));
- _MK(EAGER_ASYNC, 2, WAIT, DIE, SPUT(.2), RGET(.4), RWAT(.6), ROFF(.7), SWAT(.8), RON(1));
- _MK(EAGER_ASYNC, 2, WAIT, DIE, RGET(.2), SPUT(.4), SWAT(.6), ROFF(.7), RON(1));
- _MK(EAGER_ASYNC, 2, WAIT, DIE, RGET(.2), SPUT(.4), RWAT(.6), ROFF(.7), SWAT(.8), RON(1));
- _MK(EAGER_ASYNC, 2, WAIT, DIE, RGET(.2), RWAT(.4), SPUT(.6), ROFF(.7), SWAT(.8), RON(1));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, PUT, DIE, roff(.1), sput(.2), swait(.4), ron(1));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, WAIT, DIE, sput(.2), roff(.3), swait(.4), ron(1));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, PUT, DIE, rget(.2), roff(.3), sput(.4), swait(.6), ron(1));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, WAIT, DIE, sput(.2), swait(.4), roff(.5), ron(1));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, WAIT, DIE, sput(.2), rget(.4), roff(.5), swait(.6), ron(1));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, WAIT, DIE, rget(.2), sput(.4), roff(.5), swait(.6), ron(1));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, PUT, DIE, rget(.2), rwait(.4), roff(.5), sput(.6), swait(.8), ron(1));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, WAIT, DIE, sput(.2), swait(.4), rget(.6), roff(.7), ron(1));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, WAIT, DIE, sput(.2), rget(.4), swait(.6), roff(.7), ron(1));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, WAIT, DIE, sput(.2), rget(.4), rwait(.6), roff(.7), swait(.8), ron(1));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, WAIT, DIE, rget(.2), sput(.4), swait(.6), roff(.7), ron(1));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, WAIT, DIE, rget(.2), sput(.4), rwait(.6), roff(.7), swait(.8), ron(1));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, WAIT, DIE, rget(.2), rwait(.4), sput(.6), roff(.7), swait(.8), ron(1));
// Sender off (only cases where sender did put, because otherwise receiver cannot find out there was a fault)
- _MK(EAGER_ASYNC, 2, DIE, GET, SPUT(.2), SOFF(.3), RGET(.4), RWAT(.6), SON(1));
- _MK(EAGER_ASYNC, 2, DIE, WAIT, RGET(.2), SPUT(.4), SOFF(.5), RWAT(.6), SON(1));
- _MK(EAGER_ASYNC, 2, DIE, WAIT, SPUT(.2), RGET(.4), SOFF(.5), RWAT(.6), SON(1));
- _MK(EAGER_ASYNC, 2, DIE, GET, SPUT(.2), SWAT(.4), SOFF(.5), RGET(.6), RWAT(.8), SON(1));
- _MK(EAGER_ASYNC, 2, DIE, WAIT, RGET(.2), RWAT(.4), SPUT(.6), SOFF(.7), SON(1));
- _MK(EAGER_ASYNC, 2, DIE, WAIT, RGET(.2), SPUT(.4), RWAT(.6), SOFF(.7), SON(1));
- _MK(EAGER_ASYNC, 2, DIE, WAIT, RGET(.2), SPUT(.4), SWAT(.6), SOFF(.7), RWAT(.8), SON(1));
- _MK(EAGER_ASYNC, 2, DIE, WAIT, SPUT(.2), RGET(.4), RWAT(.6), SOFF(.7), SON(1));
- _MK(EAGER_ASYNC, 2, DIE, WAIT, SPUT(.2), RGET(.4), SWAT(.6), SOFF(.7), RWAT(.8), SON(1));
- _MK(EAGER_ASYNC, 2, DIE, WAIT, SPUT(.2), SWAT(.4), RGET(.6), SOFF(.7), RWAT(.8), SON(1));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, DIE, GET, sput(.2), soff(.3), rget(.4), rwait(.6), son(1));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, DIE, WAIT, rget(.2), sput(.4), soff(.5), rwait(.6), son(1));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, DIE, WAIT, sput(.2), rget(.4), soff(.5), rwait(.6), son(1));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, DIE, GET, sput(.2), swait(.4), soff(.5), rget(.6), rwait(.8), son(1));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, DIE, WAIT, rget(.2), rwait(.4), sput(.6), soff(.7), son(1));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, DIE, WAIT, rget(.2), sput(.4), rwait(.6), soff(.7), son(1));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, DIE, WAIT, rget(.2), sput(.4), swait(.6), soff(.7), rwait(.8), son(1));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, DIE, WAIT, sput(.2), rget(.4), rwait(.6), soff(.7), son(1));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, DIE, WAIT, sput(.2), rget(.4), swait(.6), soff(.7), rwait(.8), son(1));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, DIE, WAIT, sput(.2), swait(.4), rget(.6), soff(.7), rwait(.8), son(1));
// Link off
- _MK(EAGER_ASYNC, 2, WAIT, WAIT, LOFF(.1), SPUT(.2), SWAT(.4), RGET(.6), RWAT(.8), LON(1));
- _MK(EAGER_ASYNC, 2, WAIT, WAIT, LOFF(.1), SPUT(.2), RGET(.4), SWAT(.6), RWAT(.8), LON(1));
- _MK(EAGER_ASYNC, 2, WAIT, WAIT, LOFF(.1), SPUT(.2), RGET(.4), RWAT(.6), SWAT(.8), LON(1));
- _MK(EAGER_ASYNC, 2, WAIT, WAIT, LOFF(.1), RGET(.2), SPUT(.4), SWAT(.6), RWAT(.8), LON(1));
- _MK(EAGER_ASYNC, 2, WAIT, WAIT, LOFF(.1), RGET(.2), SPUT(.4), RWAT(.6), SWAT(.8), LON(1));
- _MK(EAGER_ASYNC, 2, WAIT, WAIT, LOFF(.1), RGET(.2), RWAT(.4), SPUT(.6), SWAT(.8), LON(1));
- _MK(EAGER_ASYNC, 2, WAIT, WAIT, SPUT(.2), LOFF(.3), SWAT(.4), RGET(.6), RWAT(.8), LON(1));
- _MK(EAGER_ASYNC, 2, WAIT, WAIT, SPUT(.2), LOFF(.3), RGET(.4), SWAT(.6), RWAT(.8), LON(1));
- _MK(EAGER_ASYNC, 2, WAIT, WAIT, SPUT(.2), LOFF(.3), RGET(.4), RWAT(.6), SWAT(.8), LON(1));
- _MK(EAGER_ASYNC, 2, WAIT, WAIT, RGET(.2), LOFF(.3), SPUT(.4), SWAT(.6), RWAT(.8), LON(1));
- _MK(EAGER_ASYNC, 2, WAIT, WAIT, RGET(.2), LOFF(.3), SPUT(.4), RWAT(.6), SWAT(.8), LON(1));
- _MK(EAGER_ASYNC, 2, WAIT, WAIT, RGET(.2), LOFF(.3), RWAT(.4), SPUT(.6), SWAT(.8), LON(1));
- _MK(EAGER_ASYNC, 2, WAIT, WAIT, SPUT(.2), SWAT(.4), LOFF(.5), RGET(.6), RWAT(.8), LON(1));
- _MK(EAGER_ASYNC, 2, WAIT, WAIT, SPUT(.2), RGET(.4), LOFF(.5), SWAT(.6), RWAT(.8), LON(1));
- _MK(EAGER_ASYNC, 2, WAIT, WAIT, SPUT(.2), RGET(.4), LOFF(.5), RWAT(.6), SWAT(.8), LON(1));
- _MK(EAGER_ASYNC, 2, WAIT, WAIT, RGET(.2), SPUT(.4), LOFF(.5), SWAT(.6), RWAT(.8), LON(1));
- _MK(EAGER_ASYNC, 2, WAIT, WAIT, RGET(.2), SPUT(.4), LOFF(.5), RWAT(.6), SWAT(.8), LON(1));
- _MK(EAGER_ASYNC, 2, WAIT, WAIT, RGET(.2), RWAT(.4), LOFF(.5), SPUT(.6), SWAT(.8), LON(1));
- _MK(EAGER_ASYNC, 2, WAIT, WAIT, SPUT(.2), SWAT(.4), RGET(.6), LOFF(.7), RWAT(.8), LON(1));
- _MK(EAGER_ASYNC, 2, WAIT, WAIT, SPUT(.2), RGET(.4), SWAT(.6), LOFF(.7), RWAT(.8), LON(1));
- _MK(EAGER_ASYNC, 2, WAIT, WAIT, SPUT(.2), RGET(.4), RWAT(.6), LOFF(.7), SWAT(.8), LON(1));
- _MK(EAGER_ASYNC, 2, WAIT, WAIT, RGET(.2), SPUT(.4), SWAT(.6), LOFF(.7), RWAT(.8), LON(1));
- _MK(EAGER_ASYNC, 2, WAIT, WAIT, RGET(.2), SPUT(.4), RWAT(.6), LOFF(.7), SWAT(.8), LON(1));
- _MK(EAGER_ASYNC, 2, WAIT, WAIT, RGET(.2), RWAT(.4), SPUT(.6), LOFF(.7), SWAT(.8), LON(1));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, WAIT, WAIT, loff(.1), sput(.2), swait(.4), rget(.6), rwait(.8), lon(1));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, WAIT, WAIT, loff(.1), sput(.2), rget(.4), swait(.6), rwait(.8), lon(1));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, WAIT, WAIT, loff(.1), sput(.2), rget(.4), rwait(.6), swait(.8), lon(1));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, WAIT, WAIT, loff(.1), rget(.2), sput(.4), swait(.6), rwait(.8), lon(1));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, WAIT, WAIT, loff(.1), rget(.2), sput(.4), rwait(.6), swait(.8), lon(1));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, WAIT, WAIT, loff(.1), rget(.2), rwait(.4), sput(.6), swait(.8), lon(1));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, WAIT, WAIT, sput(.2), loff(.3), swait(.4), rget(.6), rwait(.8), lon(1));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, WAIT, WAIT, sput(.2), loff(.3), rget(.4), swait(.6), rwait(.8), lon(1));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, WAIT, WAIT, sput(.2), loff(.3), rget(.4), rwait(.6), swait(.8), lon(1));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, WAIT, WAIT, rget(.2), loff(.3), sput(.4), swait(.6), rwait(.8), lon(1));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, WAIT, WAIT, rget(.2), loff(.3), sput(.4), rwait(.6), swait(.8), lon(1));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, WAIT, WAIT, rget(.2), loff(.3), rwait(.4), sput(.6), swait(.8), lon(1));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, WAIT, WAIT, sput(.2), swait(.4), loff(.5), rget(.6), rwait(.8), lon(1));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, WAIT, WAIT, sput(.2), rget(.4), loff(.5), swait(.6), rwait(.8), lon(1));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, WAIT, WAIT, sput(.2), rget(.4), loff(.5), rwait(.6), swait(.8), lon(1));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, WAIT, WAIT, rget(.2), sput(.4), loff(.5), swait(.6), rwait(.8), lon(1));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, WAIT, WAIT, rget(.2), sput(.4), loff(.5), rwait(.6), swait(.8), lon(1));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, WAIT, WAIT, rget(.2), rwait(.4), loff(.5), sput(.6), swait(.8), lon(1));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, WAIT, WAIT, sput(.2), swait(.4), rget(.6), loff(.7), rwait(.8), lon(1));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, WAIT, WAIT, sput(.2), rget(.4), swait(.6), loff(.7), rwait(.8), lon(1));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, WAIT, WAIT, sput(.2), rget(.4), rwait(.6), loff(.7), swait(.8), lon(1));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, WAIT, WAIT, rget(.2), sput(.4), swait(.6), loff(.7), rwait(.8), lon(1));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, WAIT, WAIT, rget(.2), sput(.4), rwait(.6), loff(.7), swait(.8), lon(1));
+ MAKE_SCENARIO(EAGER_ASYNC, 2, WAIT, WAIT, rget(.2), rwait(.4), sput(.6), loff(.7), swait(.8), lon(1));
// RDV SYNC use cases
-
// All good
- _MK(RDV_SYNC, 1, END, END, SPUT(.2), RGET(.4));
- _MK(RDV_SYNC, 1, END, END, RGET(.2), SPUT(.4));
-
+ MAKE_SCENARIO(RDV_SYNC, 1, END, END, sput(.2), rget(.4));
+ MAKE_SCENARIO(RDV_SYNC, 1, END, END, rget(.2), sput(.4));
// Receiver off
- _MK(RDV_SYNC, 2, PUT, DIE, ROFF(.1), SPUT(.2), RON(1));
- _MK(RDV_SYNC, 2, PUT, DIE, SPUT(.2), ROFF(.3), RON(1)); //Fails because put comm cancellation does not trigger sender exception
- _MK(RDV_SYNC, 2, PUT, DIE, SPUT(.2), RGET(.4), ROFF(.5), RON(1));
- _MK(RDV_SYNC, 2, PUT, DIE, RGET(.2), SPUT(.4), ROFF(.5), RON(1));
+ MAKE_SCENARIO(RDV_SYNC, 2, PUT, DIE, roff(.1), sput(.2), ron(1));
+ MAKE_SCENARIO(RDV_SYNC, 2, PUT, DIE, sput(.2), roff(.3),
+ ron(1)); // Fails because put comm cancellation does not trigger sender exception
+ MAKE_SCENARIO(RDV_SYNC, 2, PUT, DIE, sput(.2), rget(.4), roff(.5), ron(1));
+ MAKE_SCENARIO(RDV_SYNC, 2, PUT, DIE, rget(.2), sput(.4), roff(.5), ron(1));
// Sender off
- _MK(RDV_SYNC, 2, DIE, GET, SPUT(.2), RGET(.4), SOFF(.5), SON(1));
+ MAKE_SCENARIO(RDV_SYNC, 2, DIE, GET, sput(.2), rget(.4), soff(.5), son(1));
// Link off
- _MK(RDV_SYNC, 2, PUT, GET, LOFF(.1), SPUT(.2), RGET(.4), LON(1));
- _MK(RDV_SYNC, 2, PUT, GET, SPUT(.2), LOFF(.3), RGET(.4), LON(1));
- _MK(RDV_SYNC, 2, PUT, GET, SPUT(.2), RGET(.4), LOFF(.5), LON(1));
- _MK(RDV_SYNC, 2, PUT, GET, LOFF(.1), RGET(.2), SPUT(.4), LON(1));
- _MK(RDV_SYNC, 2, PUT, GET, RGET(.2), LOFF(.3), SPUT(.4), LON(1));
- _MK(RDV_SYNC, 2, PUT, GET, RGET(.2), SPUT(.4), LOFF(.5), LON(1));
+ MAKE_SCENARIO(RDV_SYNC, 2, PUT, GET, loff(.1), sput(.2), rget(.4), lon(1));
+ MAKE_SCENARIO(RDV_SYNC, 2, PUT, GET, sput(.2), loff(.3), rget(.4), lon(1));
+ MAKE_SCENARIO(RDV_SYNC, 2, PUT, GET, sput(.2), rget(.4), loff(.5), lon(1));
+ MAKE_SCENARIO(RDV_SYNC, 2, PUT, GET, loff(.1), rget(.2), sput(.4), lon(1));
+ MAKE_SCENARIO(RDV_SYNC, 2, PUT, GET, rget(.2), loff(.3), sput(.4), lon(1));
+ MAKE_SCENARIO(RDV_SYNC, 2, PUT, GET, rget(.2), sput(.4), loff(.5), lon(1));
// RDV ASYNC use cases
// All good
- _MK(RDV_ASYNC, 2, END, END, SPUT(.2), SWAT(.4), RGET(.6), RWAT(.8));
- _MK(RDV_ASYNC, 2, END, END, SPUT(.2), RGET(.4), SWAT(.6), RWAT(.8));
- _MK(RDV_ASYNC, 2, END, END, SPUT(.2), RGET(.4), RWAT(.6), SWAT(.8));
- _MK(RDV_ASYNC, 2, END, END, RGET(.2), SPUT(.4), SWAT(.6), RWAT(.8));
- _MK(RDV_ASYNC, 2, END, END, RGET(.2), SPUT(.4), RWAT(.6), SWAT(.8));
- _MK(RDV_ASYNC, 2, END, END, RGET(.2), RWAT(.4), SPUT(.6), SWAT(.8));
+ MAKE_SCENARIO(RDV_ASYNC, 2, END, END, sput(.2), swait(.4), rget(.6), rwait(.8));
+ MAKE_SCENARIO(RDV_ASYNC, 2, END, END, sput(.2), rget(.4), swait(.6), rwait(.8));
+ MAKE_SCENARIO(RDV_ASYNC, 2, END, END, sput(.2), rget(.4), rwait(.6), swait(.8));
+ MAKE_SCENARIO(RDV_ASYNC, 2, END, END, rget(.2), sput(.4), swait(.6), rwait(.8));
+ MAKE_SCENARIO(RDV_ASYNC, 2, END, END, rget(.2), sput(.4), rwait(.6), swait(.8));
+ MAKE_SCENARIO(RDV_ASYNC, 2, END, END, rget(.2), rwait(.4), sput(.6), swait(.8));
// Receiver off
- _MK(RDV_ASYNC, 2, PUT, DIE, ROFF(.1), SPUT(.2), SWAT(.4), RON(1));
- _MK(RDV_ASYNC, 2, WAIT, DIE, SPUT(.2), ROFF(.3), SWAT(.4), RON(1));
- _MK(RDV_ASYNC, 2, PUT, DIE, RGET(.2), ROFF(.3), SPUT(.4), SWAT(.6), RON(1));
- _MK(RDV_ASYNC, 2, WAIT, DIE, SPUT(.2), SWAT(.4), ROFF(.5), RON(1)); //Fails because put comm cancellation does not trigger sender exception
- _MK(RDV_ASYNC, 2, WAIT, DIE, SPUT(.2), RGET(.4), ROFF(.5), SWAT(.6), RON(1));
- _MK(RDV_ASYNC, 2, WAIT, DIE, RGET(.2), SPUT(.4), ROFF(.5), SWAT(.6), RON(1));
- _MK(RDV_ASYNC, 2, PUT , DIE, RGET(.2), RWAT(.4), ROFF(.5), SPUT(.6), SWAT(.8), RON(1));
- _MK(RDV_ASYNC, 2, WAIT, DIE, SPUT(.2), SWAT(.4), RGET(.6), ROFF(.7), RON(1));
- _MK(RDV_ASYNC, 2, WAIT, DIE, SPUT(.2), RGET(.4), SWAT(.6), ROFF(.7), RON(1));
- _MK(RDV_ASYNC, 2, WAIT, DIE, SPUT(.2), RGET(.4), RWAT(.6), ROFF(.7), SWAT(.8), RON(1));
- _MK(RDV_ASYNC, 2, WAIT, DIE, RGET(.2), SPUT(.4), SWAT(.6), ROFF(.7), RON(1));
- _MK(RDV_ASYNC, 2, WAIT, DIE, RGET(.2), SPUT(.4), RWAT(.6), ROFF(.7), SWAT(.8), RON(1));
- _MK(RDV_ASYNC, 2, WAIT, DIE, RGET(.2), RWAT(.4), SPUT(.6), ROFF(.7), SWAT(.8), RON(1));
+ MAKE_SCENARIO(RDV_ASYNC, 2, PUT, DIE, roff(.1), sput(.2), swait(.4), ron(1));
+ MAKE_SCENARIO(RDV_ASYNC, 2, WAIT, DIE, sput(.2), roff(.3), swait(.4), ron(1));
+ MAKE_SCENARIO(RDV_ASYNC, 2, PUT, DIE, rget(.2), roff(.3), sput(.4), swait(.6), ron(1));
+ MAKE_SCENARIO(RDV_ASYNC, 2, WAIT, DIE, sput(.2), swait(.4), roff(.5),
+ ron(1)); // Fails because put comm cancellation does not trigger sender exception
+ MAKE_SCENARIO(RDV_ASYNC, 2, WAIT, DIE, sput(.2), rget(.4), roff(.5), swait(.6), ron(1));
+ MAKE_SCENARIO(RDV_ASYNC, 2, WAIT, DIE, rget(.2), sput(.4), roff(.5), swait(.6), ron(1));
+ MAKE_SCENARIO(RDV_ASYNC, 2, PUT, DIE, rget(.2), rwait(.4), roff(.5), sput(.6), swait(.8), ron(1));
+ MAKE_SCENARIO(RDV_ASYNC, 2, WAIT, DIE, sput(.2), swait(.4), rget(.6), roff(.7), ron(1));
+ MAKE_SCENARIO(RDV_ASYNC, 2, WAIT, DIE, sput(.2), rget(.4), swait(.6), roff(.7), ron(1));
+ MAKE_SCENARIO(RDV_ASYNC, 2, WAIT, DIE, sput(.2), rget(.4), rwait(.6), roff(.7), swait(.8), ron(1));
+ MAKE_SCENARIO(RDV_ASYNC, 2, WAIT, DIE, rget(.2), sput(.4), swait(.6), roff(.7), ron(1));
+ MAKE_SCENARIO(RDV_ASYNC, 2, WAIT, DIE, rget(.2), sput(.4), rwait(.6), roff(.7), swait(.8), ron(1));
+ MAKE_SCENARIO(RDV_ASYNC, 2, WAIT, DIE, rget(.2), rwait(.4), sput(.6), roff(.7), swait(.8), ron(1));
// Sender off (only cases where sender did put, because otherwise receiver cannot find out there was a fault)
- _MK(RDV_ASYNC, 2, DIE, GET, SPUT(.2), SOFF(.3), RGET(.4), RWAT(.6), SON(1));
- _MK(RDV_ASYNC, 2, DIE, WAIT, RGET(.2), SPUT(.4), SOFF(.5), RWAT(.6), SON(1));
- _MK(RDV_ASYNC, 2, DIE, WAIT, SPUT(.2), RGET(.4), SOFF(.5), RWAT(.6), SON(1));
- _MK(RDV_ASYNC, 2, DIE, GET, SPUT(.2), SWAT(.4), SOFF(.5), RGET(.6), RWAT(.8), SON(1));
- _MK(RDV_ASYNC, 2, DIE, WAIT, RGET(.2), RWAT(.4), SPUT(.6), SOFF(.7), SON(1));
- _MK(RDV_ASYNC, 2, DIE, WAIT, RGET(.2), SPUT(.4), RWAT(.6), SOFF(.7), SON(1));
- _MK(RDV_ASYNC, 2, DIE, WAIT, RGET(.2), SPUT(.4), SWAT(.6), SOFF(.7), RWAT(.8), SON(1));
- _MK(RDV_ASYNC, 2, DIE, WAIT, SPUT(.2), RGET(.4), RWAT(.6), SOFF(.7), SON(1));
- _MK(RDV_ASYNC, 2, DIE, WAIT, SPUT(.2), RGET(.4), SWAT(.6), SOFF(.7), RWAT(.8), SON(1));
- _MK(RDV_ASYNC, 2, DIE, WAIT, SPUT(.2), SWAT(.4), RGET(.6), SOFF(.7), RWAT(.8), SON(1));
+ MAKE_SCENARIO(RDV_ASYNC, 2, DIE, GET, sput(.2), soff(.3), rget(.4), rwait(.6), son(1));
+ MAKE_SCENARIO(RDV_ASYNC, 2, DIE, WAIT, rget(.2), sput(.4), soff(.5), rwait(.6), son(1));
+ MAKE_SCENARIO(RDV_ASYNC, 2, DIE, WAIT, sput(.2), rget(.4), soff(.5), rwait(.6), son(1));
+ MAKE_SCENARIO(RDV_ASYNC, 2, DIE, GET, sput(.2), swait(.4), soff(.5), rget(.6), rwait(.8), son(1));
+ MAKE_SCENARIO(RDV_ASYNC, 2, DIE, WAIT, rget(.2), rwait(.4), sput(.6), soff(.7), son(1));
+ MAKE_SCENARIO(RDV_ASYNC, 2, DIE, WAIT, rget(.2), sput(.4), rwait(.6), soff(.7), son(1));
+ MAKE_SCENARIO(RDV_ASYNC, 2, DIE, WAIT, rget(.2), sput(.4), swait(.6), soff(.7), rwait(.8), son(1));
+ MAKE_SCENARIO(RDV_ASYNC, 2, DIE, WAIT, sput(.2), rget(.4), rwait(.6), soff(.7), son(1));
+ MAKE_SCENARIO(RDV_ASYNC, 2, DIE, WAIT, sput(.2), rget(.4), swait(.6), soff(.7), rwait(.8), son(1));
+ MAKE_SCENARIO(RDV_ASYNC, 2, DIE, WAIT, sput(.2), swait(.4), rget(.6), soff(.7), rwait(.8), son(1));
// Link off
- _MK(RDV_ASYNC, 2, WAIT, WAIT, LOFF(.1), SPUT(.2), SWAT(.4), RGET(.6), RWAT(.8), LON(1));
- _MK(RDV_ASYNC, 2, WAIT, WAIT, LOFF(.1), SPUT(.2), RGET(.4), SWAT(.6), RWAT(.8), LON(1));
- _MK(RDV_ASYNC, 2, WAIT, WAIT, LOFF(.1), SPUT(.2), RGET(.4), RWAT(.6), SWAT(.8), LON(1));
- _MK(RDV_ASYNC, 2, WAIT, WAIT, LOFF(.1), RGET(.2), SPUT(.4), SWAT(.6), RWAT(.8), LON(1));
- _MK(RDV_ASYNC, 2, WAIT, WAIT, LOFF(.1), RGET(.2), SPUT(.4), RWAT(.6), SWAT(.8), LON(1));
- _MK(RDV_ASYNC, 2, WAIT, WAIT, LOFF(.1), RGET(.2), RWAT(.4), SPUT(.6), SWAT(.8), LON(1));
- _MK(RDV_ASYNC, 2, WAIT, WAIT, SPUT(.2), LOFF(.3), SWAT(.4), RGET(.6), RWAT(.8), LON(1));
- _MK(RDV_ASYNC, 2, WAIT, WAIT, SPUT(.2), LOFF(.3), RGET(.4), SWAT(.6), RWAT(.8), LON(1));
- _MK(RDV_ASYNC, 2, WAIT, WAIT, SPUT(.2), LOFF(.3), RGET(.4), RWAT(.6), SWAT(.8), LON(1));
- _MK(RDV_ASYNC, 2, WAIT, WAIT, RGET(.2), LOFF(.3), SPUT(.4), SWAT(.6), RWAT(.8), LON(1));
- _MK(RDV_ASYNC, 2, WAIT, WAIT, RGET(.2), LOFF(.3), SPUT(.4), RWAT(.6), SWAT(.8), LON(1));
- _MK(RDV_ASYNC, 2, WAIT, WAIT, RGET(.2), LOFF(.3), RWAT(.4), SPUT(.6), SWAT(.8), LON(1));
- _MK(RDV_ASYNC, 2, WAIT, WAIT, SPUT(.2), SWAT(.4), LOFF(.5), RGET(.6), RWAT(.8), LON(1));
- _MK(RDV_ASYNC, 2, WAIT, WAIT, SPUT(.2), RGET(.4), LOFF(.5), SWAT(.6), RWAT(.8), LON(1));
- _MK(RDV_ASYNC, 2, WAIT, WAIT, SPUT(.2), RGET(.4), LOFF(.5), RWAT(.6), SWAT(.8), LON(1));
- _MK(RDV_ASYNC, 2, WAIT, WAIT, RGET(.2), SPUT(.4), LOFF(.5), SWAT(.6), RWAT(.8), LON(1));
- _MK(RDV_ASYNC, 2, WAIT, WAIT, RGET(.2), SPUT(.4), LOFF(.5), RWAT(.6), SWAT(.8), LON(1));
- _MK(RDV_ASYNC, 2, WAIT, WAIT, RGET(.2), RWAT(.4), LOFF(.5), SPUT(.6), SWAT(.8), LON(1));
- _MK(RDV_ASYNC, 2, WAIT, WAIT, SPUT(.2), SWAT(.4), RGET(.6), LOFF(.7), RWAT(.8), LON(1));
- _MK(RDV_ASYNC, 2, WAIT, WAIT, SPUT(.2), RGET(.4), SWAT(.6), LOFF(.7), RWAT(.8), LON(1));
- _MK(RDV_ASYNC, 2, WAIT, WAIT, SPUT(.2), RGET(.4), RWAT(.6), LOFF(.7), SWAT(.8), LON(1));
- _MK(RDV_ASYNC, 2, WAIT, WAIT, RGET(.2), SPUT(.4), SWAT(.6), LOFF(.7), RWAT(.8), LON(1));
- _MK(RDV_ASYNC, 2, WAIT, WAIT, RGET(.2), SPUT(.4), RWAT(.6), LOFF(.7), SWAT(.8), LON(1));
- _MK(RDV_ASYNC, 2, WAIT, WAIT, RGET(.2), RWAT(.4), SPUT(.6), LOFF(.7), SWAT(.8), LON(1));
+ MAKE_SCENARIO(RDV_ASYNC, 2, WAIT, WAIT, loff(.1), sput(.2), swait(.4), rget(.6), rwait(.8), lon(1));
+ MAKE_SCENARIO(RDV_ASYNC, 2, WAIT, WAIT, loff(.1), sput(.2), rget(.4), swait(.6), rwait(.8), lon(1));
+ MAKE_SCENARIO(RDV_ASYNC, 2, WAIT, WAIT, loff(.1), sput(.2), rget(.4), rwait(.6), swait(.8), lon(1));
+ MAKE_SCENARIO(RDV_ASYNC, 2, WAIT, WAIT, loff(.1), rget(.2), sput(.4), swait(.6), rwait(.8), lon(1));
+ MAKE_SCENARIO(RDV_ASYNC, 2, WAIT, WAIT, loff(.1), rget(.2), sput(.4), rwait(.6), swait(.8), lon(1));
+ MAKE_SCENARIO(RDV_ASYNC, 2, WAIT, WAIT, loff(.1), rget(.2), rwait(.4), sput(.6), swait(.8), lon(1));
+ MAKE_SCENARIO(RDV_ASYNC, 2, WAIT, WAIT, sput(.2), loff(.3), swait(.4), rget(.6), rwait(.8), lon(1));
+ MAKE_SCENARIO(RDV_ASYNC, 2, WAIT, WAIT, sput(.2), loff(.3), rget(.4), swait(.6), rwait(.8), lon(1));
+ MAKE_SCENARIO(RDV_ASYNC, 2, WAIT, WAIT, sput(.2), loff(.3), rget(.4), rwait(.6), swait(.8), lon(1));
+ MAKE_SCENARIO(RDV_ASYNC, 2, WAIT, WAIT, rget(.2), loff(.3), sput(.4), swait(.6), rwait(.8), lon(1));
+ MAKE_SCENARIO(RDV_ASYNC, 2, WAIT, WAIT, rget(.2), loff(.3), sput(.4), rwait(.6), swait(.8), lon(1));
+ MAKE_SCENARIO(RDV_ASYNC, 2, WAIT, WAIT, rget(.2), loff(.3), rwait(.4), sput(.6), swait(.8), lon(1));
+ MAKE_SCENARIO(RDV_ASYNC, 2, WAIT, WAIT, sput(.2), swait(.4), loff(.5), rget(.6), rwait(.8), lon(1));
+ MAKE_SCENARIO(RDV_ASYNC, 2, WAIT, WAIT, sput(.2), rget(.4), loff(.5), swait(.6), rwait(.8), lon(1));
+ MAKE_SCENARIO(RDV_ASYNC, 2, WAIT, WAIT, sput(.2), rget(.4), loff(.5), rwait(.6), swait(.8), lon(1));
+ MAKE_SCENARIO(RDV_ASYNC, 2, WAIT, WAIT, rget(.2), sput(.4), loff(.5), swait(.6), rwait(.8), lon(1));
+ MAKE_SCENARIO(RDV_ASYNC, 2, WAIT, WAIT, rget(.2), sput(.4), loff(.5), rwait(.6), swait(.8), lon(1));
+ MAKE_SCENARIO(RDV_ASYNC, 2, WAIT, WAIT, rget(.2), rwait(.4), loff(.5), sput(.6), swait(.8), lon(1));
+ MAKE_SCENARIO(RDV_ASYNC, 2, WAIT, WAIT, sput(.2), swait(.4), rget(.6), loff(.7), rwait(.8), lon(1));
+ MAKE_SCENARIO(RDV_ASYNC, 2, WAIT, WAIT, sput(.2), rget(.4), swait(.6), loff(.7), rwait(.8), lon(1));
+ MAKE_SCENARIO(RDV_ASYNC, 2, WAIT, WAIT, sput(.2), rget(.4), rwait(.6), loff(.7), swait(.8), lon(1));
+ MAKE_SCENARIO(RDV_ASYNC, 2, WAIT, WAIT, rget(.2), sput(.4), swait(.6), loff(.7), rwait(.8), lon(1));
+ MAKE_SCENARIO(RDV_ASYNC, 2, WAIT, WAIT, rget(.2), sput(.4), rwait(.6), loff(.7), swait(.8), lon(1));
+ MAKE_SCENARIO(RDV_ASYNC, 2, WAIT, WAIT, rget(.2), rwait(.4), sput(.6), loff(.7), swait(.8), lon(1));
// ONESIDE SYNC use cases
-
// All good
- _MK(ONESIDE_SYNC, 1, END, END, SPUT(.2));
+ MAKE_SCENARIO(ONESIDE_SYNC, 1, END, END, sput(.2));
// Receiver off
- _MK(ONESIDE_SYNC, 2, PUT, DIE, ROFF(.1), SPUT(.2), RON(1));
- _MK(ONESIDE_SYNC, 2, PUT, DIE, SPUT(.2), ROFF(.3), RON(1));
+ MAKE_SCENARIO(ONESIDE_SYNC, 2, PUT, DIE, roff(.1), sput(.2), ron(1));
+ MAKE_SCENARIO(ONESIDE_SYNC, 2, PUT, DIE, sput(.2), roff(.3), ron(1));
// Sender off
- _MK(ONESIDE_SYNC, 2, DIE, END, SPUT(.2), SOFF(.3), SON(1));
+ MAKE_SCENARIO(ONESIDE_SYNC, 2, DIE, END, sput(.2), soff(.3), son(1));
// Link off
- _MK(ONESIDE_SYNC, 2, PUT, END, LOFF(.1), SPUT(.2), LON(1));
- _MK(ONESIDE_SYNC, 2, PUT, END, SPUT(.2), LOFF(.3), LON(1));
+ MAKE_SCENARIO(ONESIDE_SYNC, 2, PUT, END, loff(.1), sput(.2), lon(1));
+ MAKE_SCENARIO(ONESIDE_SYNC, 2, PUT, END, sput(.2), loff(.3), lon(1));
// ONESIDE ASYNC use cases
// All good
- _MK(ONESIDE_ASYNC, 2, END, END, SPUT(.2), SWAT(.4));
+ MAKE_SCENARIO(ONESIDE_ASYNC, 2, END, END, sput(.2), swait(.4));
// Receiver off
- _MK(ONESIDE_ASYNC, 2, PUT, DIE, ROFF(.1), SPUT(.2), SWAT(.4), RON(1));
- _MK(ONESIDE_ASYNC, 2, WAIT, DIE, SPUT(.2), ROFF(.3), SWAT(.4), RON(1));
- _MK(ONESIDE_ASYNC, 2, WAIT, DIE, SPUT(.2), SWAT(.4), ROFF(.5), RON(1));
+ MAKE_SCENARIO(ONESIDE_ASYNC, 2, PUT, DIE, roff(.1), sput(.2), swait(.4), ron(1));
+ MAKE_SCENARIO(ONESIDE_ASYNC, 2, WAIT, DIE, sput(.2), roff(.3), swait(.4), ron(1));
+ MAKE_SCENARIO(ONESIDE_ASYNC, 2, WAIT, DIE, sput(.2), swait(.4), roff(.5), ron(1));
// Sender off
- _MK(ONESIDE_ASYNC, 2, DIE, END, SPUT(.2), SOFF(.3), SON(1));
+ MAKE_SCENARIO(ONESIDE_ASYNC, 2, DIE, END, sput(.2), soff(.3), son(1));
// Link off
- _MK(ONESIDE_ASYNC, 2, WAIT, END, LOFF(.1), SPUT(.2), SWAT(.4), LON(1));
- _MK(ONESIDE_ASYNC, 2, WAIT, END, SPUT(.2), LOFF(.3), SWAT(.4), LON(1));
- _MK(ONESIDE_ASYNC, 2, WAIT, END, SPUT(.2), SWAT(.4), LOFF(.5), LON(1));
-
+ MAKE_SCENARIO(ONESIDE_ASYNC, 2, WAIT, END, loff(.1), sput(.2), swait(.4), lon(1));
+ MAKE_SCENARIO(ONESIDE_ASYNC, 2, WAIT, END, sput(.2), loff(.3), swait(.4), lon(1));
+ MAKE_SCENARIO(ONESIDE_ASYNC, 2, WAIT, END, sput(.2), swait(.4), loff(.5), lon(1));
- SndStateProfile = sndP.str();
- RcvStateProfile = rcvP.str();
- LnkStateProfile = lnkP.str();
-
- XBT_INFO("Will execute %i active scenarios out of %i.",active,index);
- return start_time + 1;
-}
+ XBT_INFO("Will execute %i active scenarios out of %i.", ctx.active, ctx.index);
+ return ctx.start_time + 1;
+}
\ No newline at end of file