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https://github.com/catchorg/Catch2.git
synced 2026-07-06 00:20:47 +02:00
Sven Fischer
0b2af56271
In case the warning -Werror=conversion is active with GCC, the warnings about "conversion from A to B may change value" lead to a compilation error. This explicitly convert the values to address these warnings.
38 lines
1.2 KiB
C++
38 lines
1.2 KiB
C++
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// Copyright Catch2 Authors
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// Distributed under the Boost Software License, Version 1.0.
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// (See accompanying file LICENSE.txt or copy at
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// https://www.boost.org/LICENSE_1_0.txt)
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// SPDX-License-Identifier: BSL-1.0
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#include <catch2/catch_timer.hpp>
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#include <chrono>
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namespace Catch {
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namespace {
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static auto getCurrentNanosecondsSinceEpoch() -> uint64_t {
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return std::chrono::duration_cast<std::chrono::nanoseconds>(std::chrono::steady_clock::now().time_since_epoch()).count();
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}
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} // end unnamed namespace
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void Timer::start() {
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m_nanoseconds = getCurrentNanosecondsSinceEpoch();
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}
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auto Timer::getElapsedNanoseconds() const -> uint64_t {
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return getCurrentNanosecondsSinceEpoch() - m_nanoseconds;
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}
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auto Timer::getElapsedMicroseconds() const -> uint64_t {
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return getElapsedNanoseconds()/1000;
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}
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auto Timer::getElapsedMilliseconds() const -> unsigned int {
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return static_cast<unsigned int>(getElapsedMicroseconds()/1000);
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}
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auto Timer::getElapsedSeconds() const -> double {
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return static_cast<double>(getElapsedMicroseconds())/1000000.0;
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}
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} // namespace Catch
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