| //===----------------------------------------------------------------------===// |
| // 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> |
| |
| // template<class charT> struct formatter<chrono::year, charT>; |
| |
| #include <chrono> |
| #include <format> |
| |
| #include <cassert> |
| #include <concepts> |
| #include <locale> |
| #include <iostream> |
| #include <type_traits> |
| |
| #include "formatter_tests.h" |
| #include "make_string.h" |
| #include "platform_support.h" // locale name macros |
| #include "string_literal.h" |
| #include "test_macros.h" |
| |
| template <class CharT> |
| static void test_no_chrono_specs() { |
| check(SV("-32767"), SV("{}"), std::chrono::year{-32'767}); |
| check(SV("-1000"), SV("{}"), std::chrono::year{-1000}); |
| check(SV("-0100"), SV("{}"), std::chrono::year{-100}); |
| check(SV("-0010"), SV("{}"), std::chrono::year{-10}); |
| check(SV("-0001"), SV("{}"), std::chrono::year{-1}); |
| check(SV("0000"), SV("{}"), std::chrono::year{0}); |
| check(SV("0001"), SV("{}"), std::chrono::year{1}); |
| check(SV("0010"), SV("{}"), std::chrono::year{10}); |
| check(SV("0100"), SV("{}"), std::chrono::year{100}); |
| check(SV("1000"), SV("{}"), std::chrono::year{1000}); |
| check(SV("32727"), SV("{}"), std::chrono::year{32'727}); |
| |
| // Invalid year |
| check(SV("-32768 is not a valid year"), SV("{}"), std::chrono::year{-32'768}); |
| check(SV("-32768 is not a valid year"), SV("{}"), std::chrono::year{32'768}); |
| } |
| |
| template <class CharT> |
| static void test_valid_values() { |
| constexpr std::basic_string_view<CharT> fmt = SV( |
| "{:" |
| "%%C='%C'%t" |
| "%%EC='%EC'%t" |
| "%%y='%y'%t" |
| "%%Ey='%Ey'%t" |
| "%%Oy='%Oy'%t" |
| "%%Y='%Y'%t" |
| "%%EY='%EY'%t" |
| "%n}"); |
| constexpr std::basic_string_view<CharT> lfmt = SV( |
| "{:L" |
| "%%C='%C'%t" |
| "%%EC='%EC'%t" |
| "%%y='%y'%t" |
| "%%Ey='%Ey'%t" |
| "%%Oy='%Oy'%t" |
| "%%Y='%Y'%t" |
| "%%EY='%EY'%t" |
| "%n}"); |
| |
| const std::locale loc(LOCALE_ja_JP_UTF_8); |
| std::locale::global(std::locale(LOCALE_fr_FR_UTF_8)); |
| |
| // Non localized output using C-locale |
| check(SV("%C='00'\t" |
| #if defined(__APPLE__) || defined(_WIN32) || defined(__FreeBSD__) |
| "%EC='00'\t" |
| #else |
| "%EC='0'\t" |
| #endif |
| "%y='00'\t" |
| "%Ey='00'\t" |
| "%Oy='00'\t" |
| "%Y='0000'\t" |
| #if defined(__APPLE__) || defined(_WIN32) || defined(__FreeBSD__) |
| "%EY='0000'\t" |
| #elif defined(_AIX) |
| "%EY=''\t" |
| #else |
| "%EY='0'\t" |
| #endif |
| "\n"), |
| fmt, |
| std::chrono::year{0}); |
| |
| check(SV("%C='19'\t" |
| "%EC='19'\t" |
| "%y='70'\t" |
| "%Ey='70'\t" |
| "%Oy='70'\t" |
| "%Y='1970'\t" |
| "%EY='1970'\t" |
| "\n"), |
| fmt, |
| std::chrono::year{1970}); |
| |
| check(SV("%C='20'\t" |
| "%EC='20'\t" |
| "%y='38'\t" |
| "%Ey='38'\t" |
| "%Oy='38'\t" |
| "%Y='2038'\t" |
| "%EY='2038'\t" |
| "\n"), |
| fmt, |
| std::chrono::year{2038}); |
| |
| // Use the global locale (fr_FR) |
| check(SV("%C='00'\t" |
| #if defined(__APPLE__) || defined(_WIN32) || defined(__FreeBSD__) |
| "%EC='00'\t" |
| #else |
| "%EC='0'\t" |
| #endif |
| "%y='00'\t" |
| "%Ey='00'\t" |
| "%Oy='00'\t" |
| "%Y='0000'\t" |
| #if defined(__APPLE__) || defined(_WIN32) || defined(__FreeBSD__) |
| "%EY='0000'\t" |
| #elif defined(_AIX) |
| "%EY=''\t" |
| #else |
| "%EY='0'\t" |
| #endif |
| "\n"), |
| lfmt, |
| std::chrono::year{0}); |
| |
| check(SV("%C='19'\t" |
| "%EC='19'\t" |
| "%y='70'\t" |
| "%Ey='70'\t" |
| "%Oy='70'\t" |
| "%Y='1970'\t" |
| "%EY='1970'\t" |
| "\n"), |
| lfmt, |
| std::chrono::year{1970}); |
| |
| check(SV("%C='20'\t" |
| "%EC='20'\t" |
| "%y='38'\t" |
| "%Ey='38'\t" |
| "%Oy='38'\t" |
| "%Y='2038'\t" |
| "%EY='2038'\t" |
| "\n"), |
| lfmt, |
| std::chrono::year{2038}); |
| |
| // Use supplied locale (ja_JP). This locale has a different alternate. |
| #if defined(__APPLE__) || defined(_AIX) || defined(_WIN32) || defined(__FreeBSD__) |
| |
| check(SV("%C='00'\t" |
| # if defined(__APPLE__) || defined(_WIN32) || defined(__FreeBSD__) |
| "%EC='00'\t" |
| # else |
| "%EC='0'\t" |
| # endif |
| "%y='00'\t" |
| "%Ey='00'\t" |
| "%Oy='00'\t" |
| "%Y='0000'\t" |
| # if defined(_AIX) |
| "%EY=''\t" |
| # else |
| "%EY='0000'\t" |
| # endif |
| "\n"), |
| lfmt, |
| std::chrono::year{0}); |
| |
| check(SV("%C='19'\t" |
| "%EC='19'\t" |
| "%y='70'\t" |
| "%Ey='70'\t" |
| "%Oy='70'\t" |
| "%Y='1970'\t" |
| "%EY='1970'\t" |
| "\n"), |
| lfmt, |
| std::chrono::year{1970}); |
| |
| check(SV("%C='20'\t" |
| "%EC='20'\t" |
| "%y='38'\t" |
| "%Ey='38'\t" |
| "%Oy='38'\t" |
| "%Y='2038'\t" |
| "%EY='2038'\t" |
| "\n"), |
| lfmt, |
| std::chrono::year{2038}); |
| |
| #else // defined(__APPLE__) || defined(_AIX) || defined(_WIN32) || defined(__FreeBSD__) |
| check(loc, |
| SV("%C='00'\t" |
| "%EC='紀元前'\t" |
| "%y='00'\t" |
| // https://sourceware.org/bugzilla/show_bug.cgi?id=23758 |
| # if defined(__GLIBC__) && __GLIBC__ <= 2 && __GLIBC_MINOR__ < 29 |
| "%Ey='1'\t" |
| # else |
| "%Ey='01'\t" |
| # endif |
| "%Oy='〇'\t" |
| "%Y='0000'\t" |
| // https://sourceware.org/bugzilla/show_bug.cgi?id=23758 |
| # if defined(__GLIBC__) && __GLIBC__ <= 2 && __GLIBC_MINOR__ < 29 |
| "%EY='紀元前1年'\t" |
| # else |
| "%EY='紀元前01年'\t" |
| # endif |
| "\n"), |
| lfmt, |
| std::chrono::year{0}); |
| |
| check(loc, |
| SV("%C='19'\t" |
| "%EC='昭和'\t" |
| "%y='70'\t" |
| "%Ey='45'\t" |
| "%Oy='七十'\t" |
| "%Y='1970'\t" |
| "%EY='昭和45年'\t" |
| "\n"), |
| lfmt, |
| std::chrono::year{1970}); |
| |
| // Note this test will fail if the Reiwa era ends before 2038. |
| check(loc, |
| SV("%C='20'\t" |
| "%EC='令和'\t" |
| "%y='38'\t" |
| "%Ey='20'\t" |
| "%Oy='三十八'\t" |
| "%Y='2038'\t" |
| "%EY='令和20年'\t" |
| "\n"), |
| lfmt, |
| std::chrono::year{2038}); |
| #endif // defined(__APPLE__) || defined(_AIX) || defined(_WIN32) || defined(__FreeBSD__) |
| |
| std::locale::global(std::locale::classic()); |
| } |
| |
| template <class CharT> |
| static void test_padding() { |
| constexpr std::basic_string_view<CharT> fmt = SV("{:%%C='%C'%t%%y='%y'%t%%Y='%Y'%t%n}"); |
| check(SV("%C='-100'\t%y='99'\t%Y='-9999'\t\n"), fmt, std::chrono::year{-9'999}); |
| check(SV("%C='-10'\t%y='99'\t%Y='-0999'\t\n"), fmt, std::chrono::year{-999}); |
| check(SV("%C='-1'\t%y='99'\t%Y='-0099'\t\n"), fmt, std::chrono::year{-99}); |
| check(SV("%C='-1'\t%y='09'\t%Y='-0009'\t\n"), fmt, std::chrono::year{-9}); |
| check(SV("%C='00'\t%y='00'\t%Y='0000'\t\n"), fmt, std::chrono::year{0}); |
| check(SV("%C='00'\t%y='09'\t%Y='0009'\t\n"), fmt, std::chrono::year{9}); |
| check(SV("%C='00'\t%y='99'\t%Y='0099'\t\n"), fmt, std::chrono::year{99}); |
| check(SV("%C='09'\t%y='99'\t%Y='0999'\t\n"), fmt, std::chrono::year{999}); |
| check(SV("%C='99'\t%y='99'\t%Y='9999'\t\n"), fmt, std::chrono::year{9'999}); |
| check(SV("%C='100'\t%y='00'\t%Y='10000'\t\n"), fmt, std::chrono::year{10'000}); |
| } |
| |
| template <class CharT> |
| static void test() { |
| test_no_chrono_specs<CharT>(); |
| test_valid_values<CharT>(); |
| test_padding<CharT>(); |
| check_invalid_types<CharT>( |
| {SV("C"), SV("y"), SV("Y"), SV("EC"), SV("Ey"), SV("EY"), SV("Oy")}, std::chrono::year{1970}); |
| |
| check_exception("The format specifier expects a '%' or a '}'", SV("{:A"), std::chrono::year{1970}); |
| check_exception("The chrono specifiers contain a '{'", SV("{:%%{"), std::chrono::year{1970}); |
| check_exception("End of input while parsing a conversion specifier", SV("{:%"), std::chrono::year{1970}); |
| check_exception("End of input while parsing the modifier E", SV("{:%E"), std::chrono::year{1970}); |
| check_exception("End of input while parsing the modifier O", SV("{:%O"), std::chrono::year{1970}); |
| |
| // Precision not allowed |
| check_exception("The format specifier expects a '%' or a '}'", SV("{:.3}"), std::chrono::year{1970}); |
| } |
| |
| int main(int, char**) { |
| test<char>(); |
| |
| #ifndef TEST_HAS_NO_WIDE_CHARACTERS |
| test<wchar_t>(); |
| #endif |
| |
| return 0; |
| } |