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| #ifndef TWOBLUECUBES_CATCH_EXECUTION_PLAN_HPP_INCLUDED |
| #define TWOBLUECUBES_CATCH_EXECUTION_PLAN_HPP_INCLUDED |
|
|
| #include "../catch_config.hpp" |
| #include "catch_clock.hpp" |
| #include "catch_environment.hpp" |
| #include "detail/catch_benchmark_function.hpp" |
| #include "detail/catch_repeat.hpp" |
| #include "detail/catch_run_for_at_least.hpp" |
|
|
| #include <algorithm> |
| #include <iterator> |
|
|
| namespace Catch { |
| namespace Benchmark { |
| template <typename Duration> |
| struct ExecutionPlan { |
| int iterations_per_sample; |
| Duration estimated_duration; |
| Detail::BenchmarkFunction benchmark; |
| Duration warmup_time; |
| int warmup_iterations; |
|
|
| template <typename Duration2> |
| operator ExecutionPlan<Duration2>() const { |
| return { iterations_per_sample, estimated_duration, benchmark, warmup_time, warmup_iterations }; |
| } |
|
|
| template <typename Clock> |
| std::vector<FloatDuration<Clock>> run(const IConfig &cfg, Environment<FloatDuration<Clock>> env) const { |
| |
| Detail::run_for_at_least<Clock>(std::chrono::duration_cast<ClockDuration<Clock>>(warmup_time), warmup_iterations, Detail::repeat(now<Clock>{})); |
|
|
| std::vector<FloatDuration<Clock>> times; |
| times.reserve(cfg.benchmarkSamples()); |
| std::generate_n(std::back_inserter(times), cfg.benchmarkSamples(), [this, env] { |
| Detail::ChronometerModel<Clock> model; |
| this->benchmark(Chronometer(model, iterations_per_sample)); |
| auto sample_time = model.elapsed() - env.clock_cost.mean; |
| if (sample_time < FloatDuration<Clock>::zero()) sample_time = FloatDuration<Clock>::zero(); |
| return sample_time / iterations_per_sample; |
| }); |
| return times; |
| } |
| }; |
| } |
| } |
|
|
| #endif |
|
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