catch2/include/internal/catch_timer.hpp

74 lines
2.1 KiB
C++

/*
* Created by Phil on 05/08/2013.
* Copyright 2013 Two Blue Cubes Ltd. All rights reserved.
*
* Distributed under the Boost Software License, Version 1.0. (See accompanying
* file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
*/
#include "catch_timer.h"
#include "catch_platform.h"
#ifdef __clang__
#pragma clang diagnostic push
#pragma clang diagnostic ignored "-Wc++11-long-long"
#endif
#ifdef CATCH_PLATFORM_WINDOWS
#include <windows.h>
#else
#include <sys/time.h>
#endif
namespace Catch {
namespace {
#ifdef CATCH_PLATFORM_WINDOWS
template <typename T>
struct CounterDefaults
{
static T hz;
static T hzo;
};
template <typename T>
T CounterDefaults<T>::hz = 0;
template <typename T>
T CounterDefaults<T>::hzo = 0;
INTERNAL_CATCH_INLINE uint64_t getCurrentTicks() {
if (!CounterDefaults<uint64_t>::hz) {
QueryPerformanceFrequency((LARGE_INTEGER*)&CounterDefaults<uint64_t>::hz);
QueryPerformanceCounter((LARGE_INTEGER*)&CounterDefaults<uint64_t>::hzo);
}
uint64_t t;
QueryPerformanceCounter((LARGE_INTEGER*)&t);
return ((t-CounterDefaults<uint64_t>::hzo)*1000000)/CounterDefaults<uint64_t>::hz;
}
#else
INTERNAL_CATCH_INLINE uint64_t getCurrentTicks() {
timeval t;
gettimeofday(&t,NULL);
return (uint64_t)t.tv_sec * 1000000ull + (uint64_t)t.tv_usec;
}
#endif
}
INTERNAL_CATCH_INLINE void Timer::start() {
m_ticks = getCurrentTicks();
}
INTERNAL_CATCH_INLINE unsigned int Timer::getElapsedNanoseconds() const {
return (unsigned int)(getCurrentTicks() - m_ticks);
}
INTERNAL_CATCH_INLINE unsigned int Timer::getElapsedMilliseconds() const {
return (unsigned int)((getCurrentTicks() - m_ticks)/1000);
}
INTERNAL_CATCH_INLINE double Timer::getElapsedSeconds() const {
return (getCurrentTicks() - m_ticks)/1000000.0;
}
} // namespace Catch
#ifdef __clang__
#pragma clang diagnostic pop
#endif