148 lines
5 KiB
C++
148 lines
5 KiB
C++
//===----------------------------------------------------------------------===//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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// UNSUPPORTED: c++03, c++11, c++14, c++17
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// UNSUPPORTED: no-localization
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// UNSUPPORTED: GCC-ALWAYS_INLINE-FIXME
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// TODO FMT This test should not require std::to_chars(floating-point)
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// XFAIL: availability-fp_to_chars-missing
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// TODO FMT Investigate Windows issues.
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// XFAIL: msvc
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// REQUIRES: locale.fr_FR.UTF-8
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// REQUIRES: locale.ja_JP.UTF-8
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// <chrono>
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// template<class charT> struct formatter<chrono::day, charT>;
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#include <chrono>
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#include <format>
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#include <cassert>
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#include <concepts>
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#include <locale>
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#include <iostream>
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#include <type_traits>
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#include "formatter_tests.h"
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#include "make_string.h"
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#include "platform_support.h" // locale name macros
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#include "string_literal.h"
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#include "test_macros.h"
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template <class CharT>
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static void test_no_chrono_specs() {
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using namespace std::literals::chrono_literals;
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// Valid day
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check(SV("01"), SV("{}"), 1d);
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check(SV("*01*"), SV("{:*^4}"), 1d);
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check(SV("*01"), SV("{:*>3}"), 1d);
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// Invalid day
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check(SV("00 is not a valid day"), SV("{}"), 0d);
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check(SV("*00 is not a valid day*"), SV("{:*^23}"), 0d);
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}
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template <class CharT>
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static void test_valid_values() {
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using namespace std::literals::chrono_literals;
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constexpr std::basic_string_view<CharT> fmt = SV("{:%%d='%d'%t%%Od='%Od'%t%%e='%e'%t%%Oe='%Oe'%n}");
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constexpr std::basic_string_view<CharT> lfmt = SV("{:L%%d='%d'%t%%Od='%Od'%t%%e='%e'%t%%Oe='%Oe'%n}");
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const std::locale loc(LOCALE_ja_JP_UTF_8);
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std::locale::global(std::locale(LOCALE_fr_FR_UTF_8));
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// Non localized output using C-locale
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#if defined(_WIN32)
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check(SV("%d=''\t%Od=''\t%e=''\t%Oe=''\n"), fmt, 0d);
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#else
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check(SV("%d='00'\t%Od='00'\t%e=' 0'\t%Oe=' 0'\n"), fmt, 0d);
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#endif
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check(SV("%d='01'\t%Od='01'\t%e=' 1'\t%Oe=' 1'\n"), fmt, 1d);
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check(SV("%d='31'\t%Od='31'\t%e='31'\t%Oe='31'\n"), fmt, 31d);
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#if defined(_WIN32)
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check(SV("%d=''\t%Od=''\t%e=''\t%Oe=''\n"), fmt, 0d);
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#elif defined(_AIX)
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check(SV("%d='55'\t%Od='55'\t%e='55'\t%Oe='55'\n"), fmt, 255d);
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#else
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check(SV("%d='255'\t%Od='255'\t%e='255'\t%Oe='255'\n"), fmt, 255d);
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#endif
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// Use the global locale (fr_FR)
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#if defined(_WIN32)
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check(SV("%d=''\t%Od=''\t%e=''\t%Oe=''\n"), lfmt, 0d);
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#else
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check(SV("%d='00'\t%Od='00'\t%e=' 0'\t%Oe=' 0'\n"), lfmt, 0d);
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#endif
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check(SV("%d='01'\t%Od='01'\t%e=' 1'\t%Oe=' 1'\n"), lfmt, 1d);
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check(SV("%d='31'\t%Od='31'\t%e='31'\t%Oe='31'\n"), lfmt, 31d);
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#if defined(_WIN32)
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check(SV("%d=''\t%Od=''\t%e=''\t%Oe=''\n"), lfmt, 255d);
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#elif defined(_AIX)
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check(SV("%d='55'\t%Od='55'\t%e='55'\t%Oe='55'\n"), lfmt, 255d);
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#else
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check(SV("%d='255'\t%Od='255'\t%e='255'\t%Oe='255'\n"), lfmt, 255d);
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#endif
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// Use supplied locale (ja_JP). This locale has a different alternate on some platforms.
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#if defined(__APPLE__) || defined(_AIX) || defined(_WIN32) || defined(__FreeBSD__)
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# if defined(_WIN32)
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check(loc, SV("%d=''\t%Od=''\t%e=''\t%Oe=''\n"), lfmt, 0d);
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# else
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check(loc, SV("%d='00'\t%Od='00'\t%e=' 0'\t%Oe=' 0'\n"), lfmt, 0d);
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# endif
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check(loc, SV("%d='01'\t%Od='01'\t%e=' 1'\t%Oe=' 1'\n"), lfmt, 1d);
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check(loc, SV("%d='31'\t%Od='31'\t%e='31'\t%Oe='31'\n"), lfmt, 31d);
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# if defined(_WIN32)
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check(SV("%d=''\t%Od=''\t%e=''\t%Oe=''\n"), fmt, 255d);
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# elif defined(_AIX)
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check(SV("%d='55'\t%Od='55'\t%e='55'\t%Oe='55'\n"), fmt, 255d);
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# else
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check(SV("%d='255'\t%Od='255'\t%e='255'\t%Oe='255'\n"), fmt, 255d);
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# endif
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#else // defined(__APPLE__) || defined(_AIX) || defined(_WIN32) || defined(__FreeBSD__)
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check(loc, SV("%d='00'\t%Od='〇'\t%e=' 0'\t%Oe='〇'\n"), lfmt, 0d);
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check(loc, SV("%d='01'\t%Od='一'\t%e=' 1'\t%Oe='一'\n"), lfmt, 1d);
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check(loc, SV("%d='31'\t%Od='三十一'\t%e='31'\t%Oe='三十一'\n"), lfmt, 31d);
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check(loc, SV("%d='255'\t%Od='255'\t%e='255'\t%Oe='255'\n"), lfmt, 255d);
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#endif // defined(__APPLE__) || defined(_AIX) || defined(_WIN32) || defined(__FreeBSD__)
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std::locale::global(std::locale::classic());
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}
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template <class CharT>
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static void test() {
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using namespace std::literals::chrono_literals;
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test_no_chrono_specs<CharT>();
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test_valid_values<CharT>();
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check_invalid_types<CharT>({SV("d"), SV("e"), SV("Od"), SV("Oe")}, 0d);
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check_exception("The format specifier expects a '%' or a '}'", SV("{:A"), 0d);
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check_exception("The chrono specifiers contain a '{'", SV("{:%%{"), 0d);
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check_exception("End of input while parsing a conversion specifier", SV("{:%"), 0d);
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check_exception("End of input while parsing the modifier E", SV("{:%E"), 0d);
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check_exception("End of input while parsing the modifier O", SV("{:%O"), 0d);
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// Precision not allowed
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check_exception("The format specifier expects a '%' or a '}'", SV("{:.3}"), 0d);
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}
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int main(int, char**) {
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test<char>();
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#ifndef TEST_HAS_NO_WIDE_CHARACTERS
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test<wchar_t>();
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#endif
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return 0;
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}
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