1 //===----------------------------------------------------------------------===// 2 // 3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4 // See https://llvm.org/LICENSE.txt for license information. 5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6 // 7 //===----------------------------------------------------------------------===// 8 9 // UNSUPPORTED: c++03, c++11, c++14, c++17 10 // UNSUPPORTED: no-localization 11 // UNSUPPORTED: GCC-ALWAYS_INLINE-FIXME 12 13 // TODO FMT This test should not require std::to_chars(floating-point) 14 // XFAIL: availability-fp_to_chars-missing 15 16 // TODO FMT Investigate Windows issues. 17 // XFAIL: msvc 18 19 // REQUIRES: locale.fr_FR.UTF-8 20 // REQUIRES: locale.ja_JP.UTF-8 21 22 // <chrono> 23 24 // template<class charT> struct formatter<chrono::day, charT>; 25 26 #include <chrono> 27 #include <format> 28 29 #include <cassert> 30 #include <concepts> 31 #include <locale> 32 #include <iostream> 33 #include <type_traits> 34 35 #include "formatter_tests.h" 36 #include "make_string.h" 37 #include "platform_support.h" // locale name macros 38 #include "string_literal.h" 39 #include "test_macros.h" 40 41 template <class CharT> 42 static void test_no_chrono_specs() { 43 using namespace std::literals::chrono_literals; 44 45 // Valid day 46 check(SV("01"), SV("{}"), 1d); 47 check(SV("*01*"), SV("{:*^4}"), 1d); 48 check(SV("*01"), SV("{:*>3}"), 1d); 49 50 // Invalid day 51 check(SV("00 is not a valid day"), SV("{}"), 0d); 52 check(SV("*00 is not a valid day*"), SV("{:*^23}"), 0d); 53 } 54 55 template <class CharT> 56 static void test_valid_values() { 57 using namespace std::literals::chrono_literals; 58 59 constexpr std::basic_string_view<CharT> fmt = SV("{:%%d='%d'%t%%Od='%Od'%t%%e='%e'%t%%Oe='%Oe'%n}"); 60 constexpr std::basic_string_view<CharT> lfmt = SV("{:L%%d='%d'%t%%Od='%Od'%t%%e='%e'%t%%Oe='%Oe'%n}"); 61 62 const std::locale loc(LOCALE_ja_JP_UTF_8); 63 std::locale::global(std::locale(LOCALE_fr_FR_UTF_8)); 64 65 // Non localized output using C-locale 66 #if defined(_WIN32) 67 check(SV("%d=''\t%Od=''\t%e=''\t%Oe=''\n"), fmt, 0d); 68 #else 69 check(SV("%d='00'\t%Od='00'\t%e=' 0'\t%Oe=' 0'\n"), fmt, 0d); 70 #endif 71 check(SV("%d='01'\t%Od='01'\t%e=' 1'\t%Oe=' 1'\n"), fmt, 1d); 72 check(SV("%d='31'\t%Od='31'\t%e='31'\t%Oe='31'\n"), fmt, 31d); 73 #if defined(_WIN32) 74 check(SV("%d=''\t%Od=''\t%e=''\t%Oe=''\n"), fmt, 0d); 75 #elif defined(_AIX) 76 check(SV("%d='55'\t%Od='55'\t%e='55'\t%Oe='55'\n"), fmt, 255d); 77 #else 78 check(SV("%d='255'\t%Od='255'\t%e='255'\t%Oe='255'\n"), fmt, 255d); 79 #endif 80 81 // Use the global locale (fr_FR) 82 #if defined(_WIN32) 83 check(SV("%d=''\t%Od=''\t%e=''\t%Oe=''\n"), lfmt, 0d); 84 #else 85 check(SV("%d='00'\t%Od='00'\t%e=' 0'\t%Oe=' 0'\n"), lfmt, 0d); 86 #endif 87 check(SV("%d='01'\t%Od='01'\t%e=' 1'\t%Oe=' 1'\n"), lfmt, 1d); 88 check(SV("%d='31'\t%Od='31'\t%e='31'\t%Oe='31'\n"), lfmt, 31d); 89 #if defined(_WIN32) 90 check(SV("%d=''\t%Od=''\t%e=''\t%Oe=''\n"), lfmt, 255d); 91 #elif defined(_AIX) 92 check(SV("%d='55'\t%Od='55'\t%e='55'\t%Oe='55'\n"), lfmt, 255d); 93 #else 94 check(SV("%d='255'\t%Od='255'\t%e='255'\t%Oe='255'\n"), lfmt, 255d); 95 #endif 96 97 // Use supplied locale (ja_JP). This locale has a different alternate on some platforms. 98 #if defined(__APPLE__) || defined(_AIX) || defined(_WIN32) || defined(__FreeBSD__) 99 # if defined(_WIN32) 100 check(loc, SV("%d=''\t%Od=''\t%e=''\t%Oe=''\n"), lfmt, 0d); 101 # else 102 check(loc, SV("%d='00'\t%Od='00'\t%e=' 0'\t%Oe=' 0'\n"), lfmt, 0d); 103 # endif 104 check(loc, SV("%d='01'\t%Od='01'\t%e=' 1'\t%Oe=' 1'\n"), lfmt, 1d); 105 check(loc, SV("%d='31'\t%Od='31'\t%e='31'\t%Oe='31'\n"), lfmt, 31d); 106 # if defined(_WIN32) 107 check(SV("%d=''\t%Od=''\t%e=''\t%Oe=''\n"), fmt, 255d); 108 # elif defined(_AIX) 109 check(SV("%d='55'\t%Od='55'\t%e='55'\t%Oe='55'\n"), fmt, 255d); 110 # else 111 check(SV("%d='255'\t%Od='255'\t%e='255'\t%Oe='255'\n"), fmt, 255d); 112 # endif 113 #else // defined(__APPLE__) || defined(_AIX) || defined(_WIN32) || defined(__FreeBSD__) 114 check(loc, SV("%d='00'\t%Od='〇'\t%e=' 0'\t%Oe='〇'\n"), lfmt, 0d); 115 check(loc, SV("%d='01'\t%Od='一'\t%e=' 1'\t%Oe='一'\n"), lfmt, 1d); 116 check(loc, SV("%d='31'\t%Od='三十一'\t%e='31'\t%Oe='三十一'\n"), lfmt, 31d); 117 check(loc, SV("%d='255'\t%Od='255'\t%e='255'\t%Oe='255'\n"), lfmt, 255d); 118 #endif // defined(__APPLE__) || defined(_AIX) || defined(_WIN32) || defined(__FreeBSD__) 119 120 std::locale::global(std::locale::classic()); 121 } 122 123 template <class CharT> 124 static void test() { 125 using namespace std::literals::chrono_literals; 126 127 test_no_chrono_specs<CharT>(); 128 test_valid_values<CharT>(); 129 check_invalid_types<CharT>({SV("d"), SV("e"), SV("Od"), SV("Oe")}, 0d); 130 131 check_exception("The format specifier expects a '%' or a '}'", SV("{:A"), 0d); 132 check_exception("The chrono specifiers contain a '{'", SV("{:%%{"), 0d); 133 check_exception("End of input while parsing a conversion specifier", SV("{:%"), 0d); 134 check_exception("End of input while parsing the modifier E", SV("{:%E"), 0d); 135 check_exception("End of input while parsing the modifier O", SV("{:%O"), 0d); 136 137 // Precision not allowed 138 check_exception("The format specifier expects a '%' or a '}'", SV("{:.3}"), 0d); 139 } 140 141 int main(int, char**) { 142 test<char>(); 143 144 #ifndef TEST_HAS_NO_WIDE_CHARACTERS 145 test<wchar_t>(); 146 #endif 147 148 return 0; 149 } 150