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//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
// <chrono>
// duration
// template <class Rep2>
// explicit duration(const Rep2& r);
#include <chrono>
#include <cassert>
#include <ratio>
#include "test_macros.h"
#include "../../rep.h"
#if TEST_STD_VER >= 11
struct NotValueConvertible {
operator int() const&& = delete;
constexpr operator int() const& { return 1; }
};
#endif
template <class D, class R>
TEST_CONSTEXPR_CXX14 void check(R r) {
D d(r);
assert(d.count() == r);
}
TEST_CONSTEXPR_CXX14 bool test() {
check<std::chrono::duration<int> >(5);
check<std::chrono::duration<int, std::ratio<3, 2> > >(5);
check<std::chrono::duration<Rep, std::ratio<3, 2> > >(Rep(3));
check<std::chrono::duration<double, std::ratio<2, 3> > >(5.5);
// test for [time.duration.cons]/1
#if TEST_STD_VER >= 11
check<std::chrono::duration<int> >(NotValueConvertible());
#endif
return true;
}
int main(int, char**) {
test();
#if TEST_STD_VER > 11
static_assert(test(), "");
#endif
// Basic test for constexpr-friendliness in C++11
#if TEST_STD_VER >= 11
{
constexpr std::chrono::duration<int> d(5);
static_assert(d.count() == 5, "");
}
#endif
return 0;
}
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