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#include "timer.h"
#include <library/cpp/testing/unittest/registar.h>
#include <library/cpp/threading/future/async.h>
#include <library/cpp/threading/future/future.h>
using namespace NMonitoring;
using namespace NThreading;
Y_UNIT_TEST_SUITE(TTimerTest) {
using namespace std::chrono;
struct TTestClock {
using time_point = time_point<high_resolution_clock>;
static time_point TimePoint;
static time_point now() {
return TimePoint;
}
};
TTestClock::time_point TTestClock::TimePoint;
Y_UNIT_TEST(Gauge) {
TTestClock::TimePoint = TTestClock::time_point::min();
TGauge gauge(0);
{
TMetricTimerScope<TGauge, milliseconds, TTestClock> t{&gauge};
TTestClock::TimePoint += milliseconds(10);
}
UNIT_ASSERT_EQUAL(10, gauge.Get());
{
TMetricTimerScope<TGauge, milliseconds, TTestClock> t{&gauge};
TTestClock::TimePoint += milliseconds(20);
}
UNIT_ASSERT_EQUAL(20, gauge.Get());
}
Y_UNIT_TEST(IntGauge) {
TTestClock::TimePoint = TTestClock::time_point::min();
TIntGauge gauge(0);
{
TMetricTimerScope<TIntGauge, milliseconds, TTestClock> t{&gauge};
TTestClock::TimePoint += milliseconds(10);
}
UNIT_ASSERT_EQUAL(10, gauge.Get());
{
TMetricTimerScope<TIntGauge, milliseconds, TTestClock> t{&gauge};
TTestClock::TimePoint += milliseconds(20);
}
UNIT_ASSERT_EQUAL(20, gauge.Get());
}
Y_UNIT_TEST(CounterNew) {
TTestClock::TimePoint = TTestClock::time_point::min();
TCounter counter(0);
{
TMetricTimerScope<TCounter, milliseconds, TTestClock> t{&counter};
TTestClock::TimePoint += milliseconds(10);
}
UNIT_ASSERT_EQUAL(10, counter.Get());
{
TMetricTimerScope<TCounter, milliseconds, TTestClock> t{&counter};
TTestClock::TimePoint += milliseconds(20);
}
UNIT_ASSERT_EQUAL(30, counter.Get());
}
Y_UNIT_TEST(Rate) {
TTestClock::TimePoint = TTestClock::time_point::min();
TRate rate(0);
{
TMetricTimerScope<TRate, milliseconds, TTestClock> t{&rate};
TTestClock::TimePoint += milliseconds(10);
}
UNIT_ASSERT_EQUAL(10, rate.Get());
{
TMetricTimerScope<TRate, milliseconds, TTestClock> t{&rate};
TTestClock::TimePoint += milliseconds(20);
}
UNIT_ASSERT_EQUAL(30, rate.Get());
}
Y_UNIT_TEST(Histogram) {
TTestClock::TimePoint = TTestClock::time_point::min();
auto assertHistogram = [](const TVector<ui64>& expected, IHistogramSnapshotPtr snapshot) {
UNIT_ASSERT_EQUAL(expected.size(), snapshot->Count());
for (size_t i = 0; i < expected.size(); ++i) {
UNIT_ASSERT_EQUAL(expected[i], snapshot->Value(i));
}
};
THistogram histogram(ExplicitHistogram({10, 20, 30}), true);
{
TMetricTimerScope<THistogram, milliseconds, TTestClock> t{&histogram};
TTestClock::TimePoint += milliseconds(5);
}
assertHistogram({1, 0, 0, 0}, histogram.TakeSnapshot());
{
TMetricTimerScope<THistogram, milliseconds, TTestClock> t{&histogram};
TTestClock::TimePoint += milliseconds(15);
}
assertHistogram({1, 1, 0, 0}, histogram.TakeSnapshot());
}
Y_UNIT_TEST(Moving) {
TTestClock::TimePoint = TTestClock::time_point::min();
TCounter counter(0);
{
TMetricTimerScope<TCounter, milliseconds, TTestClock> t{&counter};
[tt = std::move(t)] {
TTestClock::TimePoint += milliseconds(5);
Y_UNUSED(tt);
}();
TTestClock::TimePoint += milliseconds(10);
}
UNIT_ASSERT_EQUAL(counter.Get(), 5);
}
Y_UNIT_TEST(MovingIntoApply) {
TTestClock::TimePoint = TTestClock::time_point::min();
auto pool = CreateThreadPool(1);
TCounter counter(0);
{
TFutureFriendlyTimer<TCounter, milliseconds, TTestClock> t{&counter};
auto f = Async([=] {
return;
}, *pool).Apply([tt = t] (auto) {
TTestClock::TimePoint += milliseconds(5);
tt.Record();
});
f.Wait();
TTestClock::TimePoint += milliseconds(10);
}
UNIT_ASSERT_EQUAL(counter.Get(), 5);
}
}
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