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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
//
//===----------------------------------------------------------------------===//
// UNSUPPORTED: c++03, c++11, c++14, c++17
// UNSUPPORTED: no-localization
// UNSUPPORTED: GCC-ALWAYS_INLINE-FIXME
// TODO FMT This test should not require std::to_chars(floating-point)
// XFAIL: availability-fp_to_chars-missing
// REQUIRES: locale.fr_FR.UTF-8
// REQUIRES: locale.ja_JP.UTF-8
// <chrono>
// class year;
// template<class charT, class traits>
// basic_ostream<charT, traits>&
// operator<<(basic_ostream<charT, traits>& os, const year& year);
#include <chrono>
#include <cassert>
#include <sstream>
#include "make_string.h"
#include "platform_support.h" // locale name macros
#include "test_macros.h"
#include "assert_macros.h"
#include "concat_macros.h"
#define SV(S) MAKE_STRING_VIEW(CharT, S)
#define TEST_EQUAL(OUT, EXPECTED) \
TEST_REQUIRE(OUT == EXPECTED, \
TEST_WRITE_CONCATENATED( \
"\nExpression ", #OUT, "\nExpected output ", EXPECTED, "\nActual output ", OUT, '\n'));
template <class CharT>
static std::basic_string<CharT> stream_c_locale(std::chrono::year year) {
std::basic_stringstream<CharT> sstr;
sstr << year;
return sstr.str();
}
template <class CharT>
static std::basic_string<CharT> stream_fr_FR_locale(std::chrono::year year) {
std::basic_stringstream<CharT> sstr;
const std::locale locale(LOCALE_fr_FR_UTF_8);
sstr.imbue(locale);
sstr << year;
return sstr.str();
}
template <class CharT>
static std::basic_string<CharT> stream_ja_JP_locale(std::chrono::year year) {
std::basic_stringstream<CharT> sstr;
const std::locale locale(LOCALE_ja_JP_UTF_8);
sstr.imbue(locale);
sstr << year;
return sstr.str();
}
template <class CharT>
static void test() {
TEST_EQUAL(stream_c_locale<CharT>(std::chrono::year{-32'768}), SV("-32768 is not a valid year"));
TEST_EQUAL(stream_c_locale<CharT>(std::chrono::year{-32'767}), SV("-32767"));
TEST_EQUAL(stream_c_locale<CharT>(std::chrono::year{0}), SV("0000"));
TEST_EQUAL(stream_c_locale<CharT>(std::chrono::year{1970}), SV("1970"));
TEST_EQUAL(stream_c_locale<CharT>(std::chrono::year{32'767}), SV("32767"));
TEST_EQUAL(stream_fr_FR_locale<CharT>(std::chrono::year{-32'768}), SV("-32768 is not a valid year"));
TEST_EQUAL(stream_fr_FR_locale<CharT>(std::chrono::year{-32'767}), SV("-32767"));
TEST_EQUAL(stream_fr_FR_locale<CharT>(std::chrono::year{0}), SV("0000"));
TEST_EQUAL(stream_fr_FR_locale<CharT>(std::chrono::year{1970}), SV("1970"));
TEST_EQUAL(stream_fr_FR_locale<CharT>(std::chrono::year{32'767}), SV("32767"));
TEST_EQUAL(stream_ja_JP_locale<CharT>(std::chrono::year{-32'768}), SV("-32768 is not a valid year"));
TEST_EQUAL(stream_ja_JP_locale<CharT>(std::chrono::year{-32'767}), SV("-32767"));
TEST_EQUAL(stream_ja_JP_locale<CharT>(std::chrono::year{0}), SV("0000"));
TEST_EQUAL(stream_ja_JP_locale<CharT>(std::chrono::year{1970}), SV("1970"));
TEST_EQUAL(stream_ja_JP_locale<CharT>(std::chrono::year{32'767}), SV("32767"));
}
int main(int, char**) {
test<char>();
#ifndef TEST_HAS_NO_WIDE_CHARACTERS
test<wchar_t>();
#endif
return 0;
}
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