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timeout.run: avoid variation caused by log message

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Alexander Boettcher 2017-11-24 18:01:50 +01:00 committed by Christian Helmuth
parent d5518aa938
commit 057749a3a9
1 changed files with 35 additions and 18 deletions
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53
repos/os/src/test/timeout/main.cc
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@ -304,6 +304,12 @@ struct Mixed_timeouts : Test
/* 20 */ { &timeouts[3], Duration(Milliseconds(6500UL)) }
};
struct {
unsigned long event_time_us { 0 };
unsigned long time_us { 0 };
Timeout const * timeout { nullptr };
} results [NR_OF_EVENTS];
Duration init_time { Microseconds(0) };
unsigned event_id { 0 };
unsigned long max_error_us { config.xml().attribute_value("precise_timeouts", true) ?
@ -333,29 +339,40 @@ struct Mixed_timeouts : Test
if (!event_id) {
init_time = time; }
Timeout_event const &event = events[event_id++];
unsigned long time_us = time.trunc_to_plain_us().value -
init_time.trunc_to_plain_us().value;
unsigned long event_time_us = event.time.trunc_to_plain_us().value;
unsigned long error_us = max(time_us, event_time_us) -
min(time_us, event_time_us);
log(time_us / 1000UL, " ms: ", timeout.name, " timeout triggered,"
" error ", error_us, " us (max ", max_error_us, " us)");
Timeout_event const &event = events[event_id];
results[event_id].event_time_us = event.time.trunc_to_plain_us().value;
results[event_id].time_us = time.trunc_to_plain_us().value -
init_time.trunc_to_plain_us().value;
results[event_id].timeout = &timeout;
if (event.timeout && event.timeout != &timeout) {
error("expected timeout ", event.timeout->name);
error_cnt++;
} else if (error_us > max_error_us) {
error("absolute timeout error greater than ", (unsigned long)max_error_us, " us");
error_cnt++;
}
if (event_id == NR_OF_EVENTS) {
done.submit(); }
event_id++;
if (event_id != NR_OF_EVENTS) {
return; }
for (unsigned i = 0; i < NR_OF_EVENTS; i++) {
unsigned long const event_time_us = results[i].event_time_us;
unsigned long const time_us = results[i].time_us;
unsigned long const error_us = max(time_us, event_time_us) -
min(time_us, event_time_us);
Timeout const *timeout = results[i].timeout;
log(time_us / 1000UL, " ms: ", timeout->name, " timeout triggered,"
" error ", error_us, " us (max ", max_error_us, " us)");
if (error_us > max_error_us) {
error("absolute timeout error greater than ", max_error_us,
" us");
error_cnt++;
}
}
done.submit();
}
Mixed_timeouts(Env &env,