xref: /llvm-project/libcxx/test/std/time/time.syn/formatter.weekday_last.pass.cpp (revision 6a54dfbfe534276d644d7f9c027f0deeb748dd53) 
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::weekday_last, 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 "test_macros.h"
39 
40 template <class CharT>
41 static void test_no_chrono_specs() {
42   using namespace std::literals::chrono_literals;
43 
44   // Valid day
45   check(SV("Sun[last]"), SV("{}"), std::chrono::weekday_last{std::chrono::weekday(0)});
46 
47   // Invalid day
48   check(SV("8 is not a valid weekday[last]"), SV("{}"), std::chrono::weekday_last{std::chrono::weekday(8)});
49 }
50 
51 template <class CharT>
52 static void test_valid_values() {
53   constexpr std::basic_string_view<CharT> fmt =
54       SV("{:%%u='%u'%t%%Ou='%Ou'%t%%w='%w'%t%%Ow='%Ow'%t%%a='%a'%t%%A='%A'%n}");
55   constexpr std::basic_string_view<CharT> lfmt =
56       SV("{:L%%u='%u'%t%%Ou='%Ou'%t%%w='%w'%t%%Ow='%Ow'%t%%a='%a'%t%%A='%A'%n}");
57 
58   const std::locale loc(LOCALE_ja_JP_UTF_8);
59   std::locale::global(std::locale(LOCALE_fr_FR_UTF_8));
60 
61   // Non localized output using C-locale
62   check(SV("%u='7'\t%Ou='7'\t%w='0'\t%Ow='0'\t%a='Sun'\t%A='Sunday'\n"),
63         fmt,
64         std::chrono::weekday_last{std::chrono::weekday(0)});
65   check(SV("%u='1'\t%Ou='1'\t%w='1'\t%Ow='1'\t%a='Mon'\t%A='Monday'\n"),
66         fmt,
67         std::chrono::weekday_last{std::chrono::weekday(1)});
68   check(SV("%u='2'\t%Ou='2'\t%w='2'\t%Ow='2'\t%a='Tue'\t%A='Tuesday'\n"),
69         fmt,
70         std::chrono::weekday_last{std::chrono::weekday(2)});
71   check(SV("%u='3'\t%Ou='3'\t%w='3'\t%Ow='3'\t%a='Wed'\t%A='Wednesday'\n"),
72         fmt,
73         std::chrono::weekday_last{std::chrono::weekday(3)});
74   check(SV("%u='4'\t%Ou='4'\t%w='4'\t%Ow='4'\t%a='Thu'\t%A='Thursday'\n"),
75         fmt,
76         std::chrono::weekday_last{std::chrono::weekday(4)});
77   check(SV("%u='5'\t%Ou='5'\t%w='5'\t%Ow='5'\t%a='Fri'\t%A='Friday'\n"),
78         fmt,
79         std::chrono::weekday_last{std::chrono::weekday(5)});
80   check(SV("%u='6'\t%Ou='6'\t%w='6'\t%Ow='6'\t%a='Sat'\t%A='Saturday'\n"),
81         fmt,
82         std::chrono::weekday_last{std::chrono::weekday(6)});
83   check(SV("%u='7'\t%Ou='7'\t%w='0'\t%Ow='0'\t%a='Sun'\t%A='Sunday'\n"),
84         fmt,
85         std::chrono::weekday_last{std::chrono::weekday(7)});
86 
87   // Use the global locale (fr_FR)
88 #if defined(__APPLE__)
89   check(SV("%u='7'\t%Ou='7'\t%w='0'\t%Ow='0'\t%a='Dim'\t%A='Dimanche'\n"),
90         lfmt,
91         std::chrono::weekday_last{std::chrono::weekday(0)});
92   check(SV("%u='1'\t%Ou='1'\t%w='1'\t%Ow='1'\t%a='Lun'\t%A='Lundi'\n"),
93         lfmt,
94         std::chrono::weekday_last{std::chrono::weekday(1)});
95   check(SV("%u='2'\t%Ou='2'\t%w='2'\t%Ow='2'\t%a='Mar'\t%A='Mardi'\n"),
96         lfmt,
97         std::chrono::weekday_last{std::chrono::weekday(2)});
98   check(SV("%u='3'\t%Ou='3'\t%w='3'\t%Ow='3'\t%a='Mer'\t%A='Mercredi'\n"),
99         lfmt,
100         std::chrono::weekday_last{std::chrono::weekday(3)});
101   check(SV("%u='4'\t%Ou='4'\t%w='4'\t%Ow='4'\t%a='Jeu'\t%A='Jeudi'\n"),
102         lfmt,
103         std::chrono::weekday_last{std::chrono::weekday(4)});
104   check(SV("%u='5'\t%Ou='5'\t%w='5'\t%Ow='5'\t%a='Ven'\t%A='Vendredi'\n"),
105         lfmt,
106         std::chrono::weekday_last{std::chrono::weekday(5)});
107   check(SV("%u='6'\t%Ou='6'\t%w='6'\t%Ow='6'\t%a='Sam'\t%A='Samedi'\n"),
108         lfmt,
109         std::chrono::weekday_last{std::chrono::weekday(6)});
110   check(SV("%u='7'\t%Ou='7'\t%w='0'\t%Ow='0'\t%a='Dim'\t%A='Dimanche'\n"),
111         lfmt,
112         std::chrono::weekday_last{std::chrono::weekday(7)});
113 #else  // defined(__APPLE__)
114   check(SV("%u='7'\t%Ou='7'\t%w='0'\t%Ow='0'\t%a='dim.'\t%A='dimanche'\n"),
115         lfmt,
116         std::chrono::weekday_last{std::chrono::weekday(0)});
117   check(SV("%u='1'\t%Ou='1'\t%w='1'\t%Ow='1'\t%a='lun.'\t%A='lundi'\n"),
118         lfmt,
119         std::chrono::weekday_last{std::chrono::weekday(1)});
120   check(SV("%u='2'\t%Ou='2'\t%w='2'\t%Ow='2'\t%a='mar.'\t%A='mardi'\n"),
121         lfmt,
122         std::chrono::weekday_last{std::chrono::weekday(2)});
123   check(SV("%u='3'\t%Ou='3'\t%w='3'\t%Ow='3'\t%a='mer.'\t%A='mercredi'\n"),
124         lfmt,
125         std::chrono::weekday_last{std::chrono::weekday(3)});
126   check(SV("%u='4'\t%Ou='4'\t%w='4'\t%Ow='4'\t%a='jeu.'\t%A='jeudi'\n"),
127         lfmt,
128         std::chrono::weekday_last{std::chrono::weekday(4)});
129   check(SV("%u='5'\t%Ou='5'\t%w='5'\t%Ow='5'\t%a='ven.'\t%A='vendredi'\n"),
130         lfmt,
131         std::chrono::weekday_last{std::chrono::weekday(5)});
132   check(SV("%u='6'\t%Ou='6'\t%w='6'\t%Ow='6'\t%a='sam.'\t%A='samedi'\n"),
133         lfmt,
134         std::chrono::weekday_last{std::chrono::weekday(6)});
135   check(SV("%u='7'\t%Ou='7'\t%w='0'\t%Ow='0'\t%a='dim.'\t%A='dimanche'\n"),
136         lfmt,
137         std::chrono::weekday_last{std::chrono::weekday(7)});
138 #endif // defined(__APPLE__)
139 
140   // Use supplied locale (ja_JP).
141   // This locale has a different alternate, but not on all platforms
142 #if defined(_WIN32) || defined(__APPLE__) || defined(_AIX) || defined(__FreeBSD__)
143   check(loc,
144         SV("%u='7'\t%Ou='7'\t%w='0'\t%Ow='0'\t%a='日'\t%A='日曜日'\n"),
145         lfmt,
146         std::chrono::weekday_last{std::chrono::weekday(0)});
147   check(loc,
148         SV("%u='1'\t%Ou='1'\t%w='1'\t%Ow='1'\t%a='月'\t%A='月曜日'\n"),
149         lfmt,
150         std::chrono::weekday_last{std::chrono::weekday(1)});
151   check(loc,
152         SV("%u='2'\t%Ou='2'\t%w='2'\t%Ow='2'\t%a='火'\t%A='火曜日'\n"),
153         lfmt,
154         std::chrono::weekday_last{std::chrono::weekday(2)});
155   check(loc,
156         SV("%u='3'\t%Ou='3'\t%w='3'\t%Ow='3'\t%a='水'\t%A='水曜日'\n"),
157         lfmt,
158         std::chrono::weekday_last{std::chrono::weekday(3)});
159   check(loc,
160         SV("%u='4'\t%Ou='4'\t%w='4'\t%Ow='4'\t%a='木'\t%A='木曜日'\n"),
161         lfmt,
162         std::chrono::weekday_last{std::chrono::weekday(4)});
163   check(loc,
164         SV("%u='5'\t%Ou='5'\t%w='5'\t%Ow='5'\t%a='金'\t%A='金曜日'\n"),
165         lfmt,
166         std::chrono::weekday_last{std::chrono::weekday(5)});
167   check(loc,
168         SV("%u='6'\t%Ou='6'\t%w='6'\t%Ow='6'\t%a='土'\t%A='土曜日'\n"),
169         lfmt,
170         std::chrono::weekday_last{std::chrono::weekday(6)});
171   check(loc,
172         SV("%u='7'\t%Ou='7'\t%w='0'\t%Ow='0'\t%a='日'\t%A='日曜日'\n"),
173         lfmt,
174         std::chrono::weekday_last{std::chrono::weekday(7)});
175 #else  // defined(_WIN32) || defined(__APPLE__) || defined(_AIX) || defined(__FreeBSD__)
176   check(loc,
177         SV("%u='7'\t%Ou='七'\t%w='0'\t%Ow='〇'\t%a='日'\t%A='日曜日'\n"),
178         lfmt,
179         std::chrono::weekday_last{std::chrono::weekday(0)});
180   check(loc,
181         SV("%u='1'\t%Ou='一'\t%w='1'\t%Ow='一'\t%a='月'\t%A='月曜日'\n"),
182         lfmt,
183         std::chrono::weekday_last{std::chrono::weekday(1)});
184   check(loc,
185         SV("%u='2'\t%Ou='二'\t%w='2'\t%Ow='二'\t%a='火'\t%A='火曜日'\n"),
186         lfmt,
187         std::chrono::weekday_last{std::chrono::weekday(2)});
188   check(loc,
189         SV("%u='3'\t%Ou='三'\t%w='3'\t%Ow='三'\t%a='水'\t%A='水曜日'\n"),
190         lfmt,
191         std::chrono::weekday_last{std::chrono::weekday(3)});
192   check(loc,
193         SV("%u='4'\t%Ou='四'\t%w='4'\t%Ow='四'\t%a='木'\t%A='木曜日'\n"),
194         lfmt,
195         std::chrono::weekday_last{std::chrono::weekday(4)});
196   check(loc,
197         SV("%u='5'\t%Ou='五'\t%w='5'\t%Ow='五'\t%a='金'\t%A='金曜日'\n"),
198         lfmt,
199         std::chrono::weekday_last{std::chrono::weekday(5)});
200   check(loc,
201         SV("%u='6'\t%Ou='六'\t%w='6'\t%Ow='六'\t%a='土'\t%A='土曜日'\n"),
202         lfmt,
203         std::chrono::weekday_last{std::chrono::weekday(6)});
204   check(loc,
205         SV("%u='7'\t%Ou='七'\t%w='0'\t%Ow='〇'\t%a='日'\t%A='日曜日'\n"),
206         lfmt,
207         std::chrono::weekday_last{std::chrono::weekday(7)});
208 #endif // defined(_WIN32) || defined(__APPLE__) || defined(_AIX) || defined(__FreeBSD__)
209 
210   std::locale::global(std::locale::classic());
211 }
212 
213 template <class CharT>
214 static void test_invalid_values() {
215   // Test that %a and %A throw an exception.
216   check_exception("Formatting a weekday name needs a valid weekday",
217                   SV("{:%a}"),
218                   std::chrono::weekday_last{std::chrono::weekday(8)});
219   check_exception("Formatting a weekday name needs a valid weekday",
220                   SV("{:%a}"),
221                   std::chrono::weekday_last{std::chrono::weekday(255)});
222   check_exception("Formatting a weekday name needs a valid weekday",
223                   SV("{:%A}"),
224                   std::chrono::weekday_last{std::chrono::weekday(8)});
225   check_exception("Formatting a weekday name needs a valid weekday",
226                   SV("{:%A}"),
227                   std::chrono::weekday_last{std::chrono::weekday(255)});
228 
229   constexpr std::basic_string_view<CharT> fmt  = SV("{:%%u='%u'%t%%Ou='%Ou'%t%%w='%w'%t%%Ow='%Ow'%n}");
230   constexpr std::basic_string_view<CharT> lfmt = SV("{:L%%u='%u'%t%%Ou='%Ou'%t%%w='%w'%t%%Ow='%Ow'%n}");
231 
232   const std::locale loc(LOCALE_ja_JP_UTF_8);
233   std::locale::global(std::locale(LOCALE_fr_FR_UTF_8));
234 
235 #if defined(__APPLE__) || defined(__FreeBSD__)
236   // Non localized output using C-locale
237   check(SV("%u='8'\t%Ou='8'\t%w='8'\t%Ow='8'\n"), fmt, std::chrono::weekday_last{std::chrono::weekday(8)});
238   check(SV("%u='255'\t%Ou='255'\t%w='255'\t%Ow='255'\n"), fmt, std::chrono::weekday_last{std::chrono::weekday(255)});
239 
240   // Use the global locale (fr_FR)
241   check(SV("%u='8'\t%Ou='8'\t%w='8'\t%Ow='8'\n"), lfmt, std::chrono::weekday_last{std::chrono::weekday(8)});
242   check(SV("%u='255'\t%Ou='255'\t%w='255'\t%Ow='255'\n"), lfmt, std::chrono::weekday_last{std::chrono::weekday(255)});
243 
244   // Use supplied locale (ja_JP). This locale has a different alternate.
245   check(loc, SV("%u='8'\t%Ou='8'\t%w='8'\t%Ow='8'\n"), lfmt, std::chrono::weekday_last{std::chrono::weekday(8)});
246   check(loc,
247         SV("%u='255'\t%Ou='255'\t%w='255'\t%Ow='255'\n"),
248         lfmt,
249         std::chrono::weekday_last{std::chrono::weekday(255)});
250 #elif defined(_WIN32) // defined(__APPLE__) || defined(__FreeBSD__)
251   // Non localized output using C-locale
252   check(SV("%u=''\t%Ou=''\t%w=''\t%Ow=''\n"), fmt, std::chrono::weekday_last{std::chrono::weekday(8)});
253   check(SV("%u=''\t%Ou=''\t%w=''\t%Ow=''\n"), fmt, std::chrono::weekday_last{std::chrono::weekday(255)});
254 
255   // Use the global locale (fr_FR)
256   check(SV("%u=''\t%Ou=''\t%w=''\t%Ow=''\n"), lfmt, std::chrono::weekday_last{std::chrono::weekday(8)});
257   check(SV("%u=''\t%Ou=''\t%w=''\t%Ow=''\n"), lfmt, std::chrono::weekday_last{std::chrono::weekday(255)});
258 
259   // Use supplied locale (ja_JP). This locale has a different alternate.
260   check(loc, SV("%u=''\t%Ou=''\t%w=''\t%Ow=''\n"), lfmt, std::chrono::weekday_last{std::chrono::weekday(8)});
261   check(loc, SV("%u=''\t%Ou=''\t%w=''\t%Ow=''\n"), lfmt, std::chrono::weekday_last{std::chrono::weekday(255)});
262 #elif defined(_AIX)   // defined(__APPLE__) || defined(__FreeBSD__)
263   // Non localized output using C-locale
264   check(SV("%u='8'\t%Ou='8'\t%w='8'\t%Ow='8'\n"), fmt, std::chrono::weekday_last{std::chrono::weekday(8)});
265   check(SV("%u='5'\t%Ou='5'\t%w='5'\t%Ow='5'\n"), fmt, std::chrono::weekday_last{std::chrono::weekday(255)});
266 
267   // Use the global locale (fr_FR)
268   check(SV("%u='8'\t%Ou='8'\t%w='8'\t%Ow='8'\n"), lfmt, std::chrono::weekday_last{std::chrono::weekday(8)});
269   check(SV("%u='5'\t%Ou='5'\t%w='5'\t%Ow='5'\n"), lfmt, std::chrono::weekday_last{std::chrono::weekday(255)});
270 
271   // Use supplied locale (ja_JP). This locale has a different alternate.
272   check(loc, SV("%u='8'\t%Ou='8'\t%w='8'\t%Ow='8'\n"), lfmt, std::chrono::weekday_last{std::chrono::weekday(8)});
273   check(loc, SV("%u='5'\t%Ou='5'\t%w='5'\t%Ow='5'\n"), lfmt, std::chrono::weekday_last{std::chrono::weekday(255)});
274 #else                 //  defined(__APPLE__) || defined(__FreeBSD__)
275   // Non localized output using C-locale
276   check(SV("%u='1'\t%Ou='1'\t%w='8'\t%Ow='8'\n"), fmt, std::chrono::weekday_last{std::chrono::weekday(8)});
277   check(SV("%u='3'\t%Ou='3'\t%w='255'\t%Ow='255'\n"), fmt, std::chrono::weekday_last{std::chrono::weekday(255)});
278 
279   // Use the global locale (fr_FR)
280   check(SV("%u='1'\t%Ou='1'\t%w='8'\t%Ow='8'\n"), lfmt, std::chrono::weekday_last{std::chrono::weekday(8)});
281   check(SV("%u='3'\t%Ou='3'\t%w='255'\t%Ow='255'\n"), lfmt, std::chrono::weekday_last{std::chrono::weekday(255)});
282 
283   // Use supplied locale (ja_JP). This locale has a different alternate.
284   check(loc, SV("%u='1'\t%Ou='一'\t%w='8'\t%Ow='八'\n"), lfmt, std::chrono::weekday_last{std::chrono::weekday(8)});
285   check(loc, SV("%u='3'\t%Ou='三'\t%w='255'\t%Ow='255'\n"), lfmt, std::chrono::weekday_last{std::chrono::weekday(255)});
286 #endif                // defined(__APPLE__) || defined(__FreeBSD__)
287 
288   std::locale::global(std::locale::classic());
289 }
290 
291 template <class CharT>
292 static void test() {
293   test_no_chrono_specs<CharT>();
294   test_valid_values<CharT>();
295   test_invalid_values<CharT>();
296   check_invalid_types<CharT>({SV("a"), SV("A"), SV("t"), SV("u"), SV("w"), SV("Ou"), SV("Ow")},
297                              std::chrono::weekday_last{std::chrono::weekday(0)});
298 
299   check_exception(
300       "The format specifier expects a '%' or a '}'", SV("{:A"), std::chrono::weekday_last{std::chrono::weekday(0)});
301   check_exception(
302       "The chrono specifiers contain a '{'", SV("{:%%{"), std::chrono::weekday_last{std::chrono::weekday(0)});
303   check_exception("End of input while parsing a conversion specifier",
304                   SV("{:%"),
305                   std::chrono::weekday_last{std::chrono::weekday(0)});
306   check_exception(
307       "End of input while parsing the modifier E", SV("{:%E"), std::chrono::weekday_last{std::chrono::weekday(0)});
308   check_exception(
309       "End of input while parsing the modifier O", SV("{:%O"), std::chrono::weekday_last{std::chrono::weekday(0)});
310 
311   // Precision not allowed
312   check_exception(
313       "The format specifier expects a '%' or a '}'", SV("{:.3}"), std::chrono::weekday_last{std::chrono::weekday(0)});
314 }
315 
316 int main(int, char**) {
317   test<char>();
318 
319 #ifndef TEST_HAS_NO_WIDE_CHARACTERS
320   test<wchar_t>();
321 #endif
322 
323   return 0;
324 }
325