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 // XFAIL: availability-fp_to_chars-missing
14
15 // REQUIRES: locale.fr_FR.UTF-8
16 // REQUIRES: locale.ja_JP.UTF-8
17
18 // <chrono>
19
20 // class hh_mm_ss;
21
22 // template<class charT, class traits, class Duration>
23 // basic_ostream<charT, traits>&
24 // operator<<(basic_ostream<charT, traits>& os, const hh_mm_ss<Duration>& hms);
25
26 #include <cassert>
27 #include <chrono>
28 #include <ratio>
29 #include <sstream>
30
31 #include "make_string.h"
32 #include "platform_support.h" // locale name macros
33 #include "test_macros.h"
34
35 #define SV(S) MAKE_STRING_VIEW(CharT, S)
36
37 template <class CharT, class Duration>
stream_c_locale(std::chrono::hh_mm_ss<Duration> hms)38 static std::basic_string<CharT> stream_c_locale(std::chrono::hh_mm_ss<Duration> hms) {
39 std::basic_stringstream<CharT> sstr;
40 sstr << hms;
41 return sstr.str();
42 }
43
44 template <class CharT, class Duration>
stream_fr_FR_locale(std::chrono::hh_mm_ss<Duration> hms)45 static std::basic_string<CharT> stream_fr_FR_locale(std::chrono::hh_mm_ss<Duration> hms) {
46 std::basic_stringstream<CharT> sstr;
47 const std::locale locale(LOCALE_fr_FR_UTF_8);
48 sstr.imbue(locale);
49 sstr << hms;
50 return sstr.str();
51 }
52
53 template <class CharT, class Duration>
stream_ja_JP_locale(std::chrono::hh_mm_ss<Duration> hms)54 static std::basic_string<CharT> stream_ja_JP_locale(std::chrono::hh_mm_ss<Duration> hms) {
55 std::basic_stringstream<CharT> sstr;
56 const std::locale locale(LOCALE_ja_JP_UTF_8);
57 sstr.imbue(locale);
58 sstr << hms;
59 return sstr.str();
60 }
61
62 template <class CharT>
test()63 static void test() {
64 // Note std::atto can't be tested since the ratio conversion from std::atto
65 // std::chrono::seconds to std::chrono::hours overflows when intmax_t is a
66 // 64-bit type. This is a limitiation in the constructor of
67 // std::chrono::hh_mm_ss.
68
69 // C locale - integral power of 10 ratios
70 assert(stream_c_locale<CharT>(std::chrono::hh_mm_ss{std::chrono::duration<std::intmax_t, std::femto>{1'234'567'890}}) ==
71 SV("00:00:00.000001234567890"));
72 assert(stream_c_locale<CharT>(std::chrono::hh_mm_ss{std::chrono::duration<std::intmax_t, std::pico>{1'234'567'890}}) ==
73 SV("00:00:00.001234567890"));
74 assert(stream_c_locale<CharT>(std::chrono::hh_mm_ss{std::chrono::duration<std::intmax_t, std::nano>{1'234'567'890}}) ==
75 SV("00:00:01.234567890"));
76 assert(stream_c_locale<CharT>(std::chrono::hh_mm_ss{std::chrono::duration<std::intmax_t, std::micro>{1'234'567}}) ==
77 SV("00:00:01.234567"));
78 assert(stream_c_locale<CharT>(std::chrono::hh_mm_ss{std::chrono::duration<std::intmax_t, std::milli>{123'456}}) ==
79 SV("00:02:03.456"));
80 assert(stream_c_locale<CharT>(std::chrono::hh_mm_ss{std::chrono::duration<std::intmax_t, std::centi>{12'345}}) ==
81 SV("00:02:03.45"));
82 assert(stream_c_locale<CharT>(std::chrono::hh_mm_ss{std::chrono::duration<std::intmax_t, std::deci>{1'234}}) ==
83 SV("00:02:03.4"));
84
85 assert(stream_c_locale<CharT>(std::chrono::hh_mm_ss{std::chrono::duration<std::intmax_t>{123}}) == SV("00:02:03"));
86
87 assert(stream_c_locale<CharT>(std::chrono::hh_mm_ss{std::chrono::duration<std::intmax_t, std::deca>{-366}}) ==
88 SV("-01:01:00"));
89 assert(stream_c_locale<CharT>(std::chrono::hh_mm_ss{std::chrono::duration<std::intmax_t, std::hecto>{-72}}) ==
90 SV("-02:00:00"));
91 assert(stream_c_locale<CharT>(std::chrono::hh_mm_ss{std::chrono::duration<std::intmax_t, std::kilo>{-86}}) ==
92 SV("-23:53:20"));
93
94 // Starting at mega it will pass one day
95
96 // fr_FR locale - integral power of not 10 ratios
97 assert(stream_fr_FR_locale<CharT>(std::chrono::hh_mm_ss{
98 std::chrono::duration<std::intmax_t, std::ratio<1, 5'000'000>>{5'000}}) == SV("00:00:00,0010000"));
99 assert(stream_fr_FR_locale<CharT>(std::chrono::hh_mm_ss{std::chrono::duration<std::intmax_t, std::ratio<1, 8'000>>{3}}) ==
100 SV("00:00:00,000375"));
101 assert(stream_fr_FR_locale<CharT>(std::chrono::hh_mm_ss{std::chrono::duration<std::intmax_t, std::ratio<1, 4'000>>{1}}) ==
102 SV("00:00:00,00025"));
103 assert(stream_fr_FR_locale<CharT>(std::chrono::hh_mm_ss{std::chrono::duration<std::intmax_t, std::ratio<1, 5'000>>{5}}) ==
104 SV("00:00:00,0010"));
105 assert(stream_fr_FR_locale<CharT>(std::chrono::hh_mm_ss{std::chrono::duration<std::intmax_t, std::ratio<1, 8>>{-4}}) ==
106 SV("-00:00:00,500"));
107 assert(stream_fr_FR_locale<CharT>(std::chrono::hh_mm_ss{std::chrono::duration<std::intmax_t, std::ratio<1, 4>>{-8}}) ==
108 SV("-00:00:02,00"));
109 assert(stream_fr_FR_locale<CharT>(std::chrono::hh_mm_ss{std::chrono::duration<std::intmax_t, std::ratio<1, 5>>{-5}}) ==
110 SV("-00:00:01,0"));
111
112 // TODO FMT Note there's no wording on the rounding
113 assert(stream_fr_FR_locale<CharT>(std::chrono::hh_mm_ss{std::chrono::duration<std::intmax_t, std::ratio<1, 9>>{5}}) ==
114 SV("00:00:00,555555"));
115 assert(stream_fr_FR_locale<CharT>(std::chrono::hh_mm_ss{std::chrono::duration<std::intmax_t, std::ratio<1, 7>>{7}}) ==
116 SV("00:00:01,000000"));
117 assert(stream_fr_FR_locale<CharT>(std::chrono::hh_mm_ss{std::chrono::duration<std::intmax_t, std::ratio<1, 6>>{1}}) ==
118 SV("00:00:00,166666"));
119 assert(stream_fr_FR_locale<CharT>(std::chrono::hh_mm_ss{std::chrono::duration<std::intmax_t, std::ratio<1, 3>>{2}}) ==
120 SV("00:00:00,666666"));
121
122 // ja_JP locale - floating points
123 assert(stream_ja_JP_locale<CharT>(std::chrono::hh_mm_ss{
124 std::chrono::duration<long double, std::femto>{1'234'567'890.123}}) == SV("00:00:00.000001234567890"));
125 assert(stream_ja_JP_locale<CharT>(std::chrono::hh_mm_ss{
126 std::chrono::duration<long double, std::pico>{1'234'567'890.123}}) == SV("00:00:00.001234567890"));
127 assert(stream_ja_JP_locale<CharT>(std::chrono::hh_mm_ss{
128 std::chrono::duration<long double, std::nano>{1'234'567'890.123}}) == SV("00:00:01.234567890"));
129 assert(stream_ja_JP_locale<CharT>(std::chrono::hh_mm_ss{std::chrono::duration<double, std::micro>{1'234'567.123}}) ==
130 SV("00:00:01.234567"));
131 assert(stream_ja_JP_locale<CharT>(std::chrono::hh_mm_ss{std::chrono::duration<double, std::milli>{123'456.123}}) ==
132 SV("00:02:03.456"));
133 assert(stream_ja_JP_locale<CharT>(std::chrono::hh_mm_ss{std::chrono::duration<double, std::centi>{12'345.123}}) ==
134 SV("00:02:03.45"));
135 assert(stream_ja_JP_locale<CharT>(std::chrono::hh_mm_ss{std::chrono::duration<float, std::deci>{1'234.123}}) ==
136 SV("00:02:03.4"));
137
138 assert(stream_ja_JP_locale<CharT>(std::chrono::hh_mm_ss{std::chrono::duration<float>{123.123}}) == SV("00:02:03"));
139
140 assert(stream_ja_JP_locale<CharT>(std::chrono::hh_mm_ss{std::chrono::duration<double, std::deca>{-366.5}}) ==
141 SV("-01:01:05"));
142 assert(stream_ja_JP_locale<CharT>(std::chrono::hh_mm_ss{std::chrono::duration<double, std::hecto>{-72.64}}) ==
143 SV("-02:01:04"));
144 assert(stream_ja_JP_locale<CharT>(std::chrono::hh_mm_ss{std::chrono::duration<double, std::kilo>{-86}}) ==
145 SV("-23:53:20"));
146 }
147
main(int,char **)148 int main(int, char**) {
149 test<char>();
150
151 #ifndef TEST_HAS_NO_WIDE_CHARACTERS
152 test<wchar_t>();
153 #endif
154
155 return 0;
156 }
157