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70 lines
1.9 KiB
C++
70 lines
1.9 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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// duration
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// template <class Rep1, class Period1, class Rep2, class Period2>
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// constexpr
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// typename common_type<Rep1, Rep2>::type
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// operator/(const duration<Rep1, Period1>& lhs, const duration<Rep2, Period2>& rhs);
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#include <chrono>
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#include <cassert>
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#include "test_macros.h"
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#include "truncate_fp.h"
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int main()
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{
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{
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std::chrono::nanoseconds ns1(15);
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std::chrono::nanoseconds ns2(5);
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assert(ns1 / ns2 == 3);
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}
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{
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std::chrono::microseconds us1(15);
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std::chrono::nanoseconds ns2(5);
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assert(us1 / ns2 == 3000);
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}
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{
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std::chrono::duration<int, std::ratio<2, 3> > s1(30);
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std::chrono::duration<int, std::ratio<3, 5> > s2(5);
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assert(s1 / s2 == 6);
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}
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{
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std::chrono::duration<int, std::ratio<2, 3> > s1(30);
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std::chrono::duration<double, std::ratio<3, 5> > s2(5);
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assert(s1 / s2 == truncate_fp(20./3));
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}
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#if TEST_STD_VER >= 11
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{
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constexpr std::chrono::nanoseconds ns1(15);
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constexpr std::chrono::nanoseconds ns2(5);
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static_assert(ns1 / ns2 == 3, "");
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}
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{
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constexpr std::chrono::microseconds us1(15);
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constexpr std::chrono::nanoseconds ns2(5);
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static_assert(us1 / ns2 == 3000, "");
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}
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{
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constexpr std::chrono::duration<int, std::ratio<2, 3> > s1(30);
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constexpr std::chrono::duration<int, std::ratio<3, 5> > s2(5);
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static_assert(s1 / s2 == 6, "");
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}
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{
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constexpr std::chrono::duration<int, std::ratio<2, 3> > s1(30);
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constexpr std::chrono::duration<double, std::ratio<3, 5> > s2(5);
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static_assert(s1 / s2 == 20./3, "");
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}
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#endif
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}
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