xref: /llvm-project/libcxx/test/std/localization/locales/locale/locale.cons/assign.pass.cpp (revision f0fc8c4878ed3ed60bd7536f97ef2673eb691ae7)
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 // REQUIRES: locale.ru_RU.UTF-8
10 
11 // XFAIL: availability-char8_t_support-missing
12 
13 // This test runs in C++20, but we have deprecated codecvt<char(16|32), char, mbstate_t> in C++20.
14 // ADDITIONAL_COMPILE_FLAGS: -D_LIBCPP_DISABLE_DEPRECATION_WARNINGS
15 
16 // <locale>
17 
18 // const locale& operator=(const locale& other) throw();
19 
20 #include <locale>
21 #include <cassert>
22 #include <new>
23 
24 #include "count_new.h"
25 
26 #include "test_macros.h"
27 #include "platform_support.h" // locale name macros
28 
29 
30 template<class CharT>
check_for(const std::locale & loc)31 void check_for(const std::locale& loc)
32 {
33     assert(std::has_facet<std::collate<CharT> >(loc));
34 
35     assert(std::has_facet<std::ctype<CharT> >(loc));
36 
37     assert((std::has_facet<std::codecvt<CharT, char, std::mbstate_t> >(loc)));
38 
39     assert(std::has_facet<std::moneypunct<CharT> >(loc));
40     assert(std::has_facet<std::money_get<CharT> >(loc));
41     assert(std::has_facet<std::money_put<CharT> >(loc));
42 
43     assert(std::has_facet<std::numpunct<CharT> >(loc));
44     assert(std::has_facet<std::num_get<CharT> >(loc));
45     assert(std::has_facet<std::num_put<CharT> >(loc));
46 
47     assert(std::has_facet<std::time_get<CharT> >(loc));
48     assert(std::has_facet<std::time_put<CharT> >(loc));
49 
50     assert(std::has_facet<std::messages<CharT> >(loc));
51 }
52 
check(const std::locale & loc)53 void check(const std::locale& loc)
54 {
55     check_for<char>(loc);
56 #ifndef TEST_HAS_NO_WIDE_CHARACTERS
57     check_for<wchar_t>(loc);
58 #endif
59 
60     assert((std::has_facet<std::codecvt<char16_t, char, std::mbstate_t> >(loc)));
61     assert((std::has_facet<std::codecvt<char32_t, char, std::mbstate_t> >(loc)));
62 #if TEST_STD_VER > 17
63     assert((std::has_facet<std::codecvt<char16_t, char8_t, std::mbstate_t> >(loc)));
64     assert((std::has_facet<std::codecvt<char32_t, char8_t, std::mbstate_t> >(loc)));
65 #endif
66 }
67 
main(int,char **)68 int main(int, char**)
69 {
70     {
71         std::locale loc(LOCALE_ru_RU_UTF_8);
72         std::locale loc2;
73         loc2 = loc;
74         assert(loc == loc2);
75         check(loc);
76         check(loc2);
77     }
78     assert(globalMemCounter.checkOutstandingNewEq(0));
79 
80   return 0;
81 }
82