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.en_US.UTF-8
10
11 // <streambuf>
12
13 // template <class charT, class traits = char_traits<charT> >
14 // class basic_streambuf;
15
16 // basic_streambuf(const basic_streambuf& rhs);
17
18 #include <streambuf>
19 #include <cassert>
20
21 #include "test_macros.h"
22 #include "platform_support.h" // locale name macros
23
24 template <class CharT>
25 struct test
26 : public std::basic_streambuf<CharT>
27 {
28 typedef std::basic_streambuf<CharT> base;
testtest29 test() {}
30
testtest31 test(const test& t)
32 : std::basic_streambuf<CharT>(t)
33 {
34 assert(this->eback() == t.eback());
35 assert(this->gptr() == t.gptr());
36 assert(this->egptr() == t.egptr());
37 assert(this->pbase() == t.pbase());
38 assert(this->pptr() == t.pptr());
39 assert(this->epptr() == t.epptr());
40 assert(this->getloc() == t.getloc());
41 }
42
setgtest43 void setg(CharT* gbeg, CharT* gnext, CharT* gend)
44 {
45 base::setg(gbeg, gnext, gend);
46 }
setptest47 void setp(CharT* pbeg, CharT* pend)
48 {
49 base::setp(pbeg, pend);
50 }
51 };
52
main(int,char **)53 int main(int, char**)
54 {
55 {
56 test<char> t;
57 test<char> t2 = t;
58 }
59 {
60 char g1, g2, g3, p1, p3;
61 test<char> t;
62 t.setg(&g1, &g2, &g3);
63 t.setp(&p1, &p3);
64 test<char> t2 = t;
65 }
66 #ifndef TEST_HAS_NO_WIDE_CHARACTERS
67 {
68 wchar_t g1, g2, g3, p1, p3;
69 test<wchar_t> t;
70 t.setg(&g1, &g2, &g3);
71 t.setp(&p1, &p3);
72 test<wchar_t> t2 = t;
73 }
74 {
75 test<wchar_t> t;
76 test<wchar_t> t2 = t;
77 }
78 #endif
79 std::locale::global(std::locale(LOCALE_en_US_UTF_8));
80 {
81 test<char> t;
82 test<char> t2 = t;
83 }
84 #ifndef TEST_HAS_NO_WIDE_CHARACTERS
85 {
86 test<wchar_t> t;
87 test<wchar_t> t2 = t;
88 }
89 #endif
90
91 return 0;
92 }
93