Add tests for year_month_day_last

This commit is contained in:
Howard Hinnant 2015-08-14 16:26:42 -04:00
parent cb3ffd10e0
commit 5f182bc410
2 changed files with 199 additions and 0 deletions

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@ -214,5 +214,31 @@ main()
static_assert(day_point(2100_y/feb/28) + days{1} == day_point(2100_y/mar/1), "");
static_assert(day_point(2000_y/mar/1) - day_point(2000_y/feb/28) == days{2}, "");
static_assert(day_point(2100_y/mar/1) - day_point(2100_y/feb/28) == days{1}, "");
static_assert(jan/31/2015 == jan/last/2015, "");
static_assert(feb/28/2015 == feb/last/2015, "");
static_assert(mar/31/2015 == mar/last/2015, "");
static_assert(apr/30/2015 == apr/last/2015, "");
static_assert(may/31/2015 == may/last/2015, "");
static_assert(jun/30/2015 == jun/last/2015, "");
static_assert(jul/31/2015 == jul/last/2015, "");
static_assert(aug/31/2015 == aug/last/2015, "");
static_assert(sep/30/2015 == sep/last/2015, "");
static_assert(oct/31/2015 == oct/last/2015, "");
static_assert(nov/30/2015 == nov/last/2015, "");
static_assert(dec/31/2015 == dec/last/2015, "");
static_assert(jan/31/2016 == jan/last/2016, "");
static_assert(feb/29/2016 == feb/last/2016, "");
static_assert(mar/31/2016 == mar/last/2016, "");
static_assert(apr/30/2016 == apr/last/2016, "");
static_assert(may/31/2016 == may/last/2016, "");
static_assert(jun/30/2016 == jun/last/2016, "");
static_assert(jul/31/2016 == jul/last/2016, "");
static_assert(aug/31/2016 == aug/last/2016, "");
static_assert(sep/30/2016 == sep/last/2016, "");
static_assert(oct/31/2016 == oct/last/2016, "");
static_assert(nov/30/2016 == nov/last/2016, "");
static_assert(dec/31/2016 == dec/last/2016, "");
#endif
}

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@ -0,0 +1,173 @@
// The MIT License (MIT)
//
// Copyright (c) 2015 Howard Hinnant
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in all
// copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
// class year_month_day_last
// {
// date::year y_;
// date::month_day_last mdl_;
//
// public:
// constexpr year_month_day_last(const date::year& y,
// const date::month_day_last& mdl) noexcept;
//
// year_month_day_last& operator+=(const months& m) noexcept;
// year_month_day_last& operator-=(const months& m) noexcept;
// year_month_day_last& operator+=(const years& y) noexcept;
// year_month_day_last& operator-=(const years& y) noexcept;
//
// constexpr date::year year() const noexcept;
// constexpr date::month month() const noexcept;
// constexpr date::month_day_last month_day_last() const noexcept;
// constexpr date::day day() const noexcept;
//
// constexpr operator day_point() const noexcept;
// constexpr bool ok() const noexcept;
// };
// constexpr
// bool operator==(const year_month_day_last& x, const year_month_day_last& y) noexcept;
// constexpr
// bool operator!=(const year_month_day_last& x, const year_month_day_last& y) noexcept;
// constexpr
// bool operator< (const year_month_day_last& x, const year_month_day_last& y) noexcept;
// constexpr
// bool operator> (const year_month_day_last& x, const year_month_day_last& y) noexcept;
// constexpr
// bool operator<=(const year_month_day_last& x, const year_month_day_last& y) noexcept;
// constexpr
// bool operator>=(const year_month_day_last& x, const year_month_day_last& y) noexcept;
// constexpr
// year_month_day_last
// operator+(const year_month_day_last& ymdl, const months& dm) noexcept;
//
// constexpr
// year_month_day_last
// operator+(const months& dm, const year_month_day_last& ymdl) noexcept;
//
// constexpr
// year_month_day_last
// operator+(const year_month_day_last& ymdl, const years& dy) noexcept;
//
// constexpr
// year_month_day_last
// operator+(const years& dy, const year_month_day_last& ymdl) noexcept;
//
// constexpr
// year_month_day_last
// operator-(const year_month_day_last& ymdl, const months& dm) noexcept;
//
// constexpr
// year_month_day_last
// operator-(const year_month_day_last& ymdl, const years& dy) noexcept;
// std::ostream& operator<<(std::ostream& os, const year_month_day_last& ymdl);
#include "date.h"
#include <cassert>
#include <sstream>
#include <type_traits>
static_assert( std::is_trivially_destructible<date::year_month_day_last>{}, "");
static_assert(!std::is_default_constructible<date::year_month_day_last>{}, "");
static_assert( std::is_trivially_copy_constructible<date::year_month_day_last>{}, "");
static_assert( std::is_trivially_copy_assignable<date::year_month_day_last>{}, "");
static_assert( std::is_trivially_move_constructible<date::year_month_day_last>{}, "");
static_assert( std::is_trivially_move_assignable<date::year_month_day_last>{}, "");
static_assert(std::is_nothrow_constructible<date::year_month_day_last,
date::year, date::month_day_last>{}, "");
static_assert(std::is_nothrow_constructible<date::day_point,
date::year_month_day_last>{}, "");
static_assert(std::is_convertible<date::year_month_day_last, date::day_point>{}, "");
void
test_arithmetic()
{
using namespace date;
for (int y1 = 2010; y1 <= 2015; ++y1)
{
for (unsigned m1 = 1; m1 <= 12; ++m1)
{
auto ymd1 = last/m1/y1;;
auto ymd2 = ymd1 + months(24);
assert(ymd2 == last/m1/(y1+2));
ymd2 = ymd1 - months(24);
assert(ymd2 == last/m1/(y1-2));
for (int m2 = -24; m2 <= 24; ++m2)
{
months m{m2};
auto ymd3 = ymd1 + m;
months dm = year_month{ymd3.year(), ymd3.month()} -
year_month{ymd2.year(), ymd2.month()};
assert(dm == m + years{2});
assert(ymd3 - m == ymd1);
assert(ymd3 + -m == ymd1);
assert(-m + ymd3 == ymd1);
assert((year_month_day_last{ymd1} += m) == ymd3);
assert((year_month_day_last{ymd3} -= m) == ymd1);
}
for (int y2 = -2; y2 <= 5; ++y2)
{
years y{y2};
auto ymd3 = ymd1 + y;
years dy = floor<years>(year_month{ymd3.year(), ymd3.month()} -
year_month{ymd2.year(), ymd2.month()});
assert(dy == y + years{2});
assert(ymd3 - y == ymd1);
assert(ymd3 + -y == ymd1);
assert(-y + ymd3 == ymd1);
assert((year_month_day_last{ymd1} += y) == ymd3);
assert((year_month_day_last{ymd3} -= y) == ymd1);
}
}
}
}
int
main()
{
using namespace date;
constexpr year_month_day_last ymdl1 = {2015_y, month_day_last{aug}};
static_assert(ymdl1.ok(), "");
static_assert(ymdl1.year() == 2015_y, "");
static_assert(ymdl1.month() == aug, "");
static_assert(ymdl1.month_day_last() == month_day_last{aug}, "");
static_assert(ymdl1.day() == 31_d, "");
constexpr day_point dp = ymdl1;
constexpr year_month_day ymd = dp;
static_assert(ymd == 2015_y/aug/31, "");
constexpr year_month_day_last ymdl2 = {2015_y, month_day_last{sep}};
static_assert(ymdl1 == ymdl1, "");
static_assert(ymdl1 != ymdl2, "");
static_assert(ymdl1 < ymdl2, "");
static_assert(ymdl2 > ymdl1, "");
static_assert(ymdl1 <= ymdl1, "");
static_assert(ymdl2 >= ymdl1, "");
test_arithmetic();
}