25 lines
994 B
C++
25 lines
994 B
C++
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#include "../test.h"
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SCENARIO("timer", "[!hide][periodically][timer][scheduler][long][perf][sources]"){
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GIVEN("the timer of 1 sec"){
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WHEN("the period is 1 sec"){
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using namespace std::chrono;
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auto sc = rxsc::make_current_thread();
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auto so = rx::synchronize_in_one_worker(sc);
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auto start = sc.now();
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auto period = seconds(1);
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rx::composite_subscription cs;
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rx::observable<>::timer(period, so)
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.subscribe(
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cs,
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[=](long counter){
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auto nsDelta = duration_cast<milliseconds>(sc.now() - (start + (period * counter)));
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std::cout << "timer : period " << counter << ", " << nsDelta.count() << "ms delta from target time" << std::endl;
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},
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[](rxu::error_ptr){abort();},
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[](){std::cout << "completed" << std::endl;});
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}
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}
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}
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