| //===----------------------------------------------------------------------===// |
| // 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_month, 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() { |
| // Valid month |
| check(SV("1970/Jan"), SV("{}"), std::chrono::year_month{std::chrono::year{1970}, std::chrono::month{1}}); |
| check(SV("*1970/Jan*"), SV("{:*^10}"), std::chrono::year_month{std::chrono::year{1970}, std::chrono::month{1}}); |
| check(SV("*1970/Jan"), SV("{:*>9}"), std::chrono::year_month{std::chrono::year{1970}, std::chrono::month{1}}); |
| |
| // Invalid month_day |
| check(SV("1970/0 is not a valid month"), |
| SV("{}"), |
| std::chrono::year_month{std::chrono::year{1970}, std::chrono::month{0}}); |
| check(SV("*1970/0 is not a valid month*"), |
| SV("{:*^29}"), |
| std::chrono::year_month{std::chrono::year{1970}, std::chrono::month{0}}); |
| } |
| |
| template <class CharT> |
| static void test_invalid_values() { |
| // Test that %b and %B throw an exception. |
| check_exception("Formatting a month name from an invalid month number", |
| SV("{:%b}"), |
| std::chrono::year_month{std::chrono::year{1970}, std::chrono::month{0}}); |
| |
| check_exception("Formatting a month name from an invalid month number", |
| SV("{:%B}"), |
| std::chrono::year_month{std::chrono::year{1970}, std::chrono::month{0}}); |
| } |
| |
| template <class CharT> |
| static void test_valid_values() { |
| constexpr std::basic_string_view<CharT> fmt = SV( |
| "{:" |
| "%%b='%b'%t" |
| "%%B='%B'%t" |
| "%%C='%C'%t" |
| "%%h='%h'%t" |
| "%%y='%y'%t" |
| "%%Y='%Y'%t" |
| "%%EC='%EC'%t" |
| "%%Ey='%Ey'%t" |
| "%%EY='%EY'%t" |
| "%%Oy='%Oy'%t" |
| "%n}"); |
| |
| constexpr std::basic_string_view<CharT> lfmt = SV( |
| "{:L" |
| "%%b='%b'%t" |
| "%%B='%B'%t" |
| "%%C='%C'%t" |
| "%%h='%h'%t" |
| "%%y='%y'%t" |
| "%%Y='%Y'%t" |
| "%%EC='%EC'%t" |
| "%%Ey='%Ey'%t" |
| "%%EY='%EY'%t" |
| "%%Oy='%Oy'%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("%b='Jan'\t" |
| "%B='January'\t" |
| "%C='19'\t" |
| "%h='Jan'\t" |
| "%y='70'\t" |
| "%Y='1970'\t" |
| "%EC='19'\t" |
| "%Ey='70'\t" |
| "%EY='1970'\t" |
| "%Oy='70'\t" |
| "\n"), |
| fmt, |
| std::chrono::year_month{std::chrono::year{1970}, std::chrono::January}); |
| |
| check(SV("%b='May'\t" |
| "%B='May'\t" |
| "%C='20'\t" |
| "%h='May'\t" |
| "%y='04'\t" |
| "%Y='2004'\t" |
| "%EC='20'\t" |
| "%Ey='04'\t" |
| "%EY='2004'\t" |
| "%Oy='04'\t" |
| "\n"), |
| fmt, |
| std::chrono::year_month{std::chrono::year{2004}, std::chrono::May}); |
| |
| // Use the global locale (fr_FR) |
| check(SV( |
| #if defined(__APPLE__) |
| "%b='jan'\t" |
| #else |
| "%b='janv.'\t" |
| #endif |
| "%B='janvier'\t" |
| "%C='19'\t" |
| #if defined(__APPLE__) |
| "%h='jan'\t" |
| #else |
| "%h='janv.'\t" |
| #endif |
| "%y='70'\t" |
| "%Y='1970'\t" |
| "%EC='19'\t" |
| "%Ey='70'\t" |
| "%EY='1970'\t" |
| "%Oy='70'\t" |
| "\n"), |
| lfmt, |
| std::chrono::year_month{std::chrono::year{1970}, std::chrono::January}); |
| |
| check(SV("%b='mai'\t" |
| "%B='mai'\t" |
| "%C='20'\t" |
| "%h='mai'\t" |
| "%y='04'\t" |
| "%Y='2004'\t" |
| "%EC='20'\t" |
| "%Ey='04'\t" |
| "%EY='2004'\t" |
| "%Oy='04'\t" |
| "\n"), |
| lfmt, |
| std::chrono::year_month{std::chrono::year{2004}, std::chrono::May}); |
| |
| // Use supplied locale (ja_JP) |
| check(loc, |
| SV( |
| #if defined(_WIN32) |
| "%b='1'\t" |
| #elif defined(_AIX) // defined(_WIN32) |
| "%b='1月'\t" |
| #elif defined(__APPLE__) // defined(_WIN32) |
| "%b=' 1'\t" |
| #else // defined(_WIN32) |
| "%b=' 1月'\t" |
| #endif // defined(_WIN32) |
| "%B='1月'\t" |
| "%C='19'\t" |
| #if defined(_WIN32) |
| "%h='1'\t" |
| #elif defined(_AIX) // defined(_WIN32) |
| "%h='1月'\t" |
| #elif defined(__APPLE__) // defined(_WIN32) |
| "%h=' 1'\t" |
| #else // defined(_WIN32) |
| "%h=' 1月'\t" |
| #endif // defined(_WIN32) |
| "%y='70'\t" |
| "%Y='1970'\t" |
| #if defined(__APPLE__) || defined(_AIX) || defined(_WIN32) || defined(__FreeBSD__) |
| "%EC='19'\t" |
| "%Ey='70'\t" |
| "%EY='1970'\t" |
| "%Oy='70'\t" |
| #else // defined(__APPLE__) || defined(_AIX) || defined(_WIN32) || defined(__FreeBSD__) |
| "%EC='昭和'\t" |
| "%Ey='45'\t" |
| "%EY='昭和45年'\t" |
| "%Oy='七十'\t" |
| #endif // defined(__APPLE__) || defined(_AIX) || defined(_WIN32) || defined(__FreeBSD__) |
| "\n"), |
| lfmt, |
| std::chrono::year_month{std::chrono::year{1970}, std::chrono::January}); |
| |
| check(loc, |
| SV( |
| |
| #if defined(_WIN32) |
| "%b='5'\t" |
| #elif defined(_AIX) // defined(_WIN32) |
| "%b='5月'\t" |
| #elif defined(__APPLE__) // defined(_WIN32) |
| "%b=' 5'\t" |
| #else // defined(_WIN32) |
| "%b=' 5月'\t" |
| #endif // defined(_WIN32) |
| "%B='5月'\t" |
| "%C='20'\t" |
| #if defined(_WIN32) |
| "%h='5'\t" |
| #elif defined(_AIX) // defined(_WIN32) |
| "%h='5月'\t" |
| #elif defined(__APPLE__) // defined(_WIN32) |
| "%h=' 5'\t" |
| #else // defined(_WIN32) |
| "%h=' 5月'\t" |
| #endif // defined(_WIN32) |
| "%y='04'\t" |
| "%Y='2004'\t" |
| #if defined(__APPLE__) || defined(_AIX) || defined(_WIN32) || defined(__FreeBSD__) |
| "%EC='20'\t" |
| "%Ey='04'\t" |
| "%EY='2004'\t" |
| "%Oy='04'\t" |
| #else // defined(__APPLE__) || defined(_AIX) || defined(_WIN32) || defined(__FreeBSD__) |
| "%EC='平成'\t" |
| "%Ey='16'\t" |
| "%EY='平成16年'\t" |
| "%Oy='四'\t" |
| #endif // defined(__APPLE__) || defined(_AIX) || defined(_WIN32) || defined(__FreeBSD__) |
| "\n"), |
| lfmt, |
| std::chrono::year_month{std::chrono::year{2004}, std::chrono::May}); |
| |
| std::locale::global(std::locale::classic()); |
| } |
| |
| template <class CharT> |
| static void test() { |
| test_no_chrono_specs<CharT>(); |
| test_invalid_values<CharT>(); |
| test_valid_values<CharT>(); |
| |
| check_invalid_types<CharT>( |
| {SV("b"), SV("B"), SV("C"), SV("EC"), SV("Ey"), SV("EY"), SV("h"), SV("m"), SV("Om"), SV("Oy"), SV("y"), SV("Y")}, |
| std::chrono::year_month{std::chrono::year{1970}, std::chrono::January}); |
| |
| check_exception("The format specifier expects a '%' or a '}'", |
| SV("{:A"), |
| std::chrono::year_month{std::chrono::year{1970}, std::chrono::January}); |
| check_exception("The chrono specifiers contain a '{'", |
| SV("{:%%{"), |
| std::chrono::year_month{std::chrono::year{1970}, std::chrono::January}); |
| check_exception("End of input while parsing a conversion specifier", |
| SV("{:%"), |
| std::chrono::year_month{std::chrono::year{1970}, std::chrono::January}); |
| check_exception("End of input while parsing the modifier E", |
| SV("{:%E"), |
| std::chrono::year_month{std::chrono::year{1970}, std::chrono::January}); |
| check_exception("End of input while parsing the modifier O", |
| SV("{:%O"), |
| std::chrono::year_month{std::chrono::year{1970}, std::chrono::January}); |
| |
| // Precision not allowed |
| check_exception("The format specifier expects a '%' or a '}'", |
| SV("{:.3}"), |
| std::chrono::year_month{std::chrono::year{1970}, std::chrono::January}); |
| } |
| |
| int main(int, char**) { |
| test<char>(); |
| |
| #ifndef TEST_HAS_NO_WIDE_CHARACTERS |
| test<wchar_t>(); |
| #endif |
| |
| return 0; |
| } |