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& operator=(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
operator =test31 test& operator=(const test& t)
32 {
33 base::operator=(t);
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 return *this;
42 }
43
setgtest44 void setg(CharT* gbeg, CharT* gnext, CharT* gend)
45 {
46 base::setg(gbeg, gnext, gend);
47 }
setptest48 void setp(CharT* pbeg, CharT* pend)
49 {
50 base::setp(pbeg, pend);
51 }
52 };
53
main(int,char **)54 int main(int, char**)
55 {
56 {
57 test<char> t;
58 test<char> t2;
59 t2 = t;
60 }
61 {
62 test<wchar_t> t;
63 test<wchar_t> t2;
64 t2 = t;
65 }
66 {
67 char g1, g2, g3, p1, p3;
68 test<char> t;
69 t.setg(&g1, &g2, &g3);
70 t.setp(&p1, &p3);
71 test<char> t2;
72 t2 = t;
73 }
74 {
75 wchar_t g1, g2, g3, p1, p3;
76 test<wchar_t> t;
77 t.setg(&g1, &g2, &g3);
78 t.setp(&p1, &p3);
79 test<wchar_t> t2;
80 t2 = t;
81 }
82 std::locale::global(std::locale(LOCALE_en_US_UTF_8));
83 {
84 test<char> t;
85 test<char> t2;
86 t2 = t;
87 }
88 {
89 test<wchar_t> t;
90 test<wchar_t> t2;
91 t2 = t;
92 }
93
94 return 0;
95 }
96