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// REQUIRES: locale.fr_FR.UTF-8
17// REQUIRES: locale.ja_JP.UTF-8
18
19// <chrono>
20
21// template<class Rep, class Period = ratio<1>> class duration;
22
23// template<class charT, class traits, class Rep, class Period>
24// basic_ostream<charT, traits>&
25// operator<<(basic_ostream<charT, traits>& os,
26// const duration<Rep, Period>& d);
27
28#include <chrono>
29
30#include <cassert>
31#include <concepts>
32#include <ratio>
33#include <sstream>
34
35#include "make_string.h"
36#include "platform_support.h" // locale name macros
37#include "test_macros.h"
38
39#define SV(S) MAKE_STRING_VIEW(CharT, S)
40
41template <class CharT, class Rep, class Period>
42static std::basic_string<CharT> stream_c_locale(std::chrono::duration<Rep, Period> duration) {
43 std::basic_stringstream<CharT> sstr;
44 sstr.precision(4);
45 sstr << std::fixed << duration;
46 return sstr.str();
47}
48
49template <class CharT, class Rep, class Period>
50static std::basic_string<CharT> stream_fr_FR_locale(std::chrono::duration<Rep, Period> duration) {
51 std::basic_stringstream<CharT> sstr;
52 const std::locale locale(LOCALE_fr_FR_UTF_8);
53 sstr.imbue(locale);
54 sstr.precision(4);
55 sstr << std::fixed << duration;
56 return sstr.str();
57}
58
59template <class CharT, class Rep, class Period>
60static std::basic_string<CharT> stream_ja_JP_locale(std::chrono::duration<Rep, Period> duration) {
61 std::basic_stringstream<CharT> sstr;
62 const std::locale locale(LOCALE_ja_JP_UTF_8);
63 sstr.imbue(locale);
64 sstr.precision(4);
65 sstr << std::fixed << duration;
66 return sstr.str();
67}
68
69template <class CharT>
70static void test_values() {
71 using namespace std::literals::chrono_literals;
72
73 assert(stream_c_locale<CharT>(-1'000'000s) == SV("-1000000s"));
74 assert(stream_c_locale<CharT>(1'000'000s) == SV("1000000s"));
75 assert(stream_c_locale<CharT>(-1'000.123456s) == SV("-1000.1235s"));
76 assert(stream_c_locale<CharT>(1'000.123456s) == SV("1000.1235s"));
77
78 if constexpr (std::same_as<CharT, char>) {
79#if defined(__APPLE__)
80 assert(stream_fr_FR_locale<CharT>(-1'000'000s) == SV("-1000000s"));
81 assert(stream_fr_FR_locale<CharT>(1'000'000s) == SV("1000000s"));
82 assert(stream_fr_FR_locale<CharT>(-1'000.123456s) == SV("-1000,1235s"));
83 assert(stream_fr_FR_locale<CharT>(1'000.123456s) == SV("1000,1235s"));
84#else
85 assert(stream_fr_FR_locale<CharT>(-1'000'000s) == SV("-1 000 000s"));
86 assert(stream_fr_FR_locale<CharT>(1'000'000s) == SV("1 000 000s"));
87 assert(stream_fr_FR_locale<CharT>(-1'000.123456s) == SV("-1 000,1235s"));
88 assert(stream_fr_FR_locale<CharT>(1'000.123456s) == SV("1 000,1235s"));
89#endif
90 } else {
91#ifdef _WIN32
92 assert(stream_fr_FR_locale<CharT>(-1'000'000s) == SV("-1\u00A0000\u00A0000s"));
93 assert(stream_fr_FR_locale<CharT>(1'000'000s) == SV("1\u00A0000\u00A0000s"));
94 assert(stream_fr_FR_locale<CharT>(-1'000.123456s) == SV("-1\u00A0000,1235s"));
95 assert(stream_fr_FR_locale<CharT>(1'000.123456s) == SV("1\u00A0000,1235s"));
96#elif defined(__APPLE__)
97 assert(stream_fr_FR_locale<CharT>(-1'000'000s) == SV("-1000000s"));
98 assert(stream_fr_FR_locale<CharT>(1'000'000s) == SV("1000000s"));
99 assert(stream_fr_FR_locale<CharT>(-1'000.123456s) == SV("-1000,1235s"));
100 assert(stream_fr_FR_locale<CharT>(1'000.123456s) == SV("1000,1235s"));
101#else
102 assert(stream_fr_FR_locale<CharT>(-1'000'000s) == SV("-1\u202f000\u202f000s"));
103 assert(stream_fr_FR_locale<CharT>(1'000'000s) == SV("1\u202f000\u202f000s"));
104 assert(stream_fr_FR_locale<CharT>(-1'000.123456s) == SV("-1\u202f000,1235s"));
105 assert(stream_fr_FR_locale<CharT>(1'000.123456s) == SV("1\u202f000,1235s"));
106#endif
107 }
108
109 assert(stream_ja_JP_locale<CharT>(-1'000'000s) == SV("-1,000,000s"));
110 assert(stream_ja_JP_locale<CharT>(1'000'000s) == SV("1,000,000s"));
111 assert(stream_ja_JP_locale<CharT>(-1'000.123456s) == SV("-1,000.1235s"));
112 assert(stream_ja_JP_locale<CharT>(1'000.123456s) == SV("1,000.1235s"));
113}
114
115template <class CharT>
116static void test_units() {
117 using namespace std::literals::chrono_literals;
118
119 // C locale
120 assert(stream_c_locale<CharT>(std::chrono::duration<int, std::atto>(0)) == SV("0as"));
121 assert(stream_c_locale<CharT>(std::chrono::duration<int, std::femto>(0)) == SV("0fs"));
122 assert(stream_c_locale<CharT>(std::chrono::duration<int, std::pico>(0)) == SV("0ps"));
123 assert(stream_c_locale<CharT>(0ns) == SV("0ns"));
124#ifndef TEST_HAS_NO_UNICODE
125 assert(stream_c_locale<CharT>(0us) == SV("0\u00b5s"));
126#else
127 assert(stream_c_locale<CharT>(0us) == SV("0us"));
128#endif
129 assert(stream_c_locale<CharT>(0ms) == SV("0ms"));
130 assert(stream_c_locale<CharT>(std::chrono::duration<int, std::centi>(0)) == SV("0cs"));
131 assert(stream_c_locale<CharT>(std::chrono::duration<int, std::deci>(0)) == SV("0ds"));
132
133 assert(stream_c_locale<CharT>(0s) == SV("0s"));
134
135 assert(stream_c_locale<CharT>(std::chrono::duration<int, std::deca>(0)) == SV("0das"));
136 assert(stream_c_locale<CharT>(std::chrono::duration<int, std::hecto>(0)) == SV("0hs"));
137 assert(stream_c_locale<CharT>(std::chrono::duration<int, std::kilo>(0)) == SV("0ks"));
138 assert(stream_c_locale<CharT>(std::chrono::duration<int, std::mega>(0)) == SV("0Ms"));
139 assert(stream_c_locale<CharT>(std::chrono::duration<int, std::giga>(0)) == SV("0Gs"));
140 assert(stream_c_locale<CharT>(std::chrono::duration<int, std::tera>(0)) == SV("0Ts"));
141 assert(stream_c_locale<CharT>(std::chrono::duration<int, std::peta>(0)) == SV("0Ps"));
142 assert(stream_c_locale<CharT>(std::chrono::duration<int, std::exa>(0)) == SV("0Es"));
143
144 assert(stream_c_locale<CharT>(0min) == SV("0min"));
145 assert(stream_c_locale<CharT>(0h) == SV("0h"));
146 assert(stream_c_locale<CharT>(std::chrono::duration<int, std::ratio<86400>>(0)) == SV("0d"));
147
148 assert(stream_c_locale<CharT>(std::chrono::duration<int, std::ratio<42>>(0)) == SV("0[42]s"));
149 assert(stream_c_locale<CharT>(std::chrono::duration<int, std::ratio<33, 3>>(0)) == SV("0[11]s"));
150 assert(stream_c_locale<CharT>(std::chrono::duration<int, std::ratio<11, 9>>(0)) == SV("0[11/9]s"));
151
152 // fr_FR locale
153 assert(stream_fr_FR_locale<CharT>(std::chrono::duration<int, std::atto>(0)) == SV("0as"));
154 assert(stream_fr_FR_locale<CharT>(std::chrono::duration<int, std::femto>(0)) == SV("0fs"));
155 assert(stream_fr_FR_locale<CharT>(std::chrono::duration<int, std::pico>(0)) == SV("0ps"));
156 assert(stream_fr_FR_locale<CharT>(0ns) == SV("0ns"));
157#ifndef TEST_HAS_NO_UNICODE
158 assert(stream_fr_FR_locale<CharT>(0us) == SV("0\u00b5s"));
159#else
160 assert(stream_fr_FR_locale<CharT>(0us) == SV("0us"));
161#endif
162 assert(stream_fr_FR_locale<CharT>(0ms) == SV("0ms"));
163 assert(stream_fr_FR_locale<CharT>(std::chrono::duration<int, std::centi>(0)) == SV("0cs"));
164 assert(stream_fr_FR_locale<CharT>(std::chrono::duration<int, std::deci>(0)) == SV("0ds"));
165
166 assert(stream_fr_FR_locale<CharT>(0s) == SV("0s"));
167
168 assert(stream_fr_FR_locale<CharT>(std::chrono::duration<int, std::deca>(0)) == SV("0das"));
169 assert(stream_fr_FR_locale<CharT>(std::chrono::duration<int, std::hecto>(0)) == SV("0hs"));
170 assert(stream_fr_FR_locale<CharT>(std::chrono::duration<int, std::kilo>(0)) == SV("0ks"));
171 assert(stream_fr_FR_locale<CharT>(std::chrono::duration<int, std::mega>(0)) == SV("0Ms"));
172 assert(stream_fr_FR_locale<CharT>(std::chrono::duration<int, std::giga>(0)) == SV("0Gs"));
173 assert(stream_fr_FR_locale<CharT>(std::chrono::duration<int, std::tera>(0)) == SV("0Ts"));
174 assert(stream_fr_FR_locale<CharT>(std::chrono::duration<int, std::peta>(0)) == SV("0Ps"));
175 assert(stream_fr_FR_locale<CharT>(std::chrono::duration<int, std::exa>(0)) == SV("0Es"));
176
177 assert(stream_fr_FR_locale<CharT>(0min) == SV("0min"));
178 assert(stream_fr_FR_locale<CharT>(0h) == SV("0h"));
179 assert(stream_fr_FR_locale<CharT>(std::chrono::duration<int, std::ratio<86400>>(0)) == SV("0d"));
180
181 assert(stream_fr_FR_locale<CharT>(std::chrono::duration<int, std::ratio<42>>(0)) == SV("0[42]s"));
182 assert(stream_fr_FR_locale<CharT>(std::chrono::duration<int, std::ratio<33, 3>>(0)) == SV("0[11]s"));
183 assert(stream_fr_FR_locale<CharT>(std::chrono::duration<int, std::ratio<11, 9>>(0)) == SV("0[11/9]s"));
184
185 // ja_JP locale
186 assert(stream_ja_JP_locale<CharT>(std::chrono::duration<int, std::atto>(0)) == SV("0as"));
187 assert(stream_ja_JP_locale<CharT>(std::chrono::duration<int, std::femto>(0)) == SV("0fs"));
188 assert(stream_ja_JP_locale<CharT>(std::chrono::duration<int, std::pico>(0)) == SV("0ps"));
189 assert(stream_ja_JP_locale<CharT>(0ns) == SV("0ns"));
190#ifndef TEST_HAS_NO_UNICODE
191 assert(stream_ja_JP_locale<CharT>(0us) == SV("0\u00b5s"));
192#else
193 assert(stream_ja_JP_locale<CharT>(0us) == SV("0us"));
194#endif
195 assert(stream_ja_JP_locale<CharT>(0ms) == SV("0ms"));
196 assert(stream_ja_JP_locale<CharT>(std::chrono::duration<int, std::centi>(0)) == SV("0cs"));
197 assert(stream_ja_JP_locale<CharT>(std::chrono::duration<int, std::deci>(0)) == SV("0ds"));
198
199 assert(stream_ja_JP_locale<CharT>(0s) == SV("0s"));
200
201 assert(stream_ja_JP_locale<CharT>(std::chrono::duration<int, std::deca>(0)) == SV("0das"));
202 assert(stream_ja_JP_locale<CharT>(std::chrono::duration<int, std::hecto>(0)) == SV("0hs"));
203 assert(stream_ja_JP_locale<CharT>(std::chrono::duration<int, std::kilo>(0)) == SV("0ks"));
204 assert(stream_ja_JP_locale<CharT>(std::chrono::duration<int, std::mega>(0)) == SV("0Ms"));
205 assert(stream_ja_JP_locale<CharT>(std::chrono::duration<int, std::giga>(0)) == SV("0Gs"));
206 assert(stream_ja_JP_locale<CharT>(std::chrono::duration<int, std::tera>(0)) == SV("0Ts"));
207 assert(stream_ja_JP_locale<CharT>(std::chrono::duration<int, std::peta>(0)) == SV("0Ps"));
208 assert(stream_ja_JP_locale<CharT>(std::chrono::duration<int, std::exa>(0)) == SV("0Es"));
209
210 assert(stream_ja_JP_locale<CharT>(0min) == SV("0min"));
211 assert(stream_ja_JP_locale<CharT>(0h) == SV("0h"));
212 assert(stream_ja_JP_locale<CharT>(std::chrono::duration<int, std::ratio<86400>>(0)) == SV("0d"));
213
214 assert(stream_ja_JP_locale<CharT>(std::chrono::duration<int, std::ratio<42>>(0)) == SV("0[42]s"));
215 assert(stream_ja_JP_locale<CharT>(std::chrono::duration<int, std::ratio<33, 3>>(0)) == SV("0[11]s"));
216 assert(stream_ja_JP_locale<CharT>(std::chrono::duration<int, std::ratio<11, 9>>(0)) == SV("0[11/9]s"));
217}
218
219template <class CharT>
220static void test() {
221 test_values<CharT>();
222 test_units<CharT>();
223}
224
225int main(int, char**) {
226 test<char>();
227
228#ifndef TEST_HAS_NO_WIDE_CHARACTERS
229 test<wchar_t>();
230#endif
231
232 return 0;
233}
234

source code of libcxx/test/std/time/time.duration/time.duration.nonmember/ostream.pass.cpp