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44 lines
1.2 KiB
C++
44 lines
1.2 KiB
C++
//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// <chrono>
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// time_point
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// explicit time_point(const duration& d);
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#include <chrono>
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#include <cassert>
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#include "test_macros.h"
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int main()
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{
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typedef std::chrono::system_clock Clock;
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typedef std::chrono::milliseconds Duration;
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{
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std::chrono::time_point<Clock, Duration> t(Duration(3));
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assert(t.time_since_epoch() == Duration(3));
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}
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{
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std::chrono::time_point<Clock, Duration> t(std::chrono::seconds(3));
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assert(t.time_since_epoch() == Duration(3000));
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}
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#if TEST_STD_VER > 11
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{
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constexpr std::chrono::time_point<Clock, Duration> t(Duration(3));
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static_assert(t.time_since_epoch() == Duration(3), "");
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}
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{
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constexpr std::chrono::time_point<Clock, Duration> t(std::chrono::seconds(3));
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static_assert(t.time_since_epoch() == Duration(3000), "");
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}
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#endif
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}
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