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Fix and test format %y

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This commit is contained in:
Howard Hinnant 2016-11-27 15:30:01 -05:00
parent a5450e9d02
commit 8a3aeb566b
3 changed files with 122 additions and 9 deletions
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2
date.h
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@ -4676,7 +4676,7 @@ to_stream(std::basic_ostream<CharT, Traits>& os, const CharT* fmt,
}
else if (modified == CharT{})
{
y %= 100;
y = std::abs(y) % 100;
if (y < 10)
os << CharT{'0'};
os << y;

8
test/date_test/format/century.pass.cpp
View File

@ -26,14 +26,6 @@
#include <sstream>
#include <type_traits>
using fortnights = std::chrono::duration<date::weeks::rep,
std::ratio_multiply<std::ratio<2>,
date::weeks::period>>;
using microfortnights = std::chrono::duration<std::int64_t,
std::ratio_multiply<fortnights::period,
std::micro>>;
int
main()
{

121
test/date_test/format/two_dight_year.pass.cpp Normal file
View File

@ -0,0 +1,121 @@
// The MIT License (MIT)
//
// Copyright (c) 2016 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.
#include "date.h"
#include <cassert>
#include <sstream>
#include <type_traits>
int
main()
{
using namespace date;
using namespace std::chrono;
std::ostringstream os;
os << format("%y", sys_days{jun/1/20001});
assert(os.str() == "01");
os.str("");
os << format("%y", sys_days{jun/1/20000});
assert(os.str() == "00");
os.str("");
os << format("%y", sys_days{jun/1/19999});
assert(os.str() == "99");
os.str("");
os << format("%y", sys_days{jun/1/2001});
assert(os.str() == "01");
os.str("");
os << format("%y", sys_days{jun/1/2000});
assert(os.str() == "00");
os.str("");
os << format("%y", sys_days{jun/1/1999});
assert(os.str() == "99");
os.str("");
os << format("%y", sys_days{jun/1/101});
assert(os.str() == "01");
os.str("");
os << format("%y", sys_days{jun/1/100});
assert(os.str() == "00");
os.str("");
os << format("%y", sys_days{jun/1/99});
assert(os.str() == "99");
os.str("");
os << format("%y", sys_days{jun/1/1});
assert(os.str() == "01");
os.str("");
os << format("%y", sys_days{jun/1/0});
assert(os.str() == "00");
os.str("");
os << format("%y", sys_days{jun/1/-1});
assert(os.str() == "01");
os.str("");
os << format("%y", sys_days{jun/1/-99});
assert(os.str() == "99");
os.str("");
os << format("%y", sys_days{jun/1/-100});
assert(os.str() == "00");
os.str("");
os << format("%y", sys_days{jun/1/-101});
assert(os.str() == "01");
os.str("");
os << format("%y", sys_days{jun/1/-1999});
assert(os.str() == "99");
os.str("");
os << format("%y", sys_days{jun/1/-2000});
assert(os.str() == "00");
os.str("");
os << format("%y", sys_days{jun/1/-2001});
assert(os.str() == "01");
os.str("");
os << format("%y", sys_days{jun/1/-19999});
assert(os.str() == "99");
os.str("");
os << format("%y", sys_days{jun/1/-20000});
assert(os.str() == "00");
os.str("");
os << format("%y", sys_days{jun/1/-20001});
assert(os.str() == "01");
os.str("");
os << format("%y", sys_days{jun/1/year::min()});
assert(os.str() == "68");
}