mirror of https://github.com/procxx/kepka.git
58 lines
1.4 KiB
C++
58 lines
1.4 KiB
C++
/*
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* Created by Phil on 04/07/2017.
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* Copyright 2017 Two Blue Cubes Ltd. All rights reserved.
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*
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* Distributed under the Boost Software License, Version 1.0. (See accompanying
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* file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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*/
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#ifndef TWOBLUECUBES_CATCH_BENCHMARK_H_INCLUDED
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#define TWOBLUECUBES_CATCH_BENCHMARK_H_INCLUDED
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#include "catch_stringref.h"
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#include "catch_timer.h"
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#include <cstdint>
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#include <string>
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namespace Catch {
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class BenchmarkLooper {
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std::string m_name;
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std::size_t m_count = 0;
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std::size_t m_iterationsToRun = 1;
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uint64_t m_resolution;
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Timer m_timer;
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static auto getResolution() -> uint64_t;
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public:
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// Keep most of this inline as it's on the code path that is being timed
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BenchmarkLooper( StringRef name )
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: m_name( name ),
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m_resolution( getResolution() )
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{
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reportStart();
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m_timer.start();
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}
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explicit operator bool() {
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if( m_count < m_iterationsToRun )
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return true;
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return needsMoreIterations();
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}
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void increment() {
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++m_count;
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}
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void reportStart();
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auto needsMoreIterations() -> bool;
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};
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} // end namespace Catch
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#define BENCHMARK( name ) \
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for( Catch::BenchmarkLooper looper( name ); looper; looper.increment() )
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#endif // TWOBLUECUBES_CATCH_BENCHMARK_H_INCLUDED
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