xref: /llvm-project/libcxx/test/std/input.output/string.streams/stringbuf/stringbuf.assign/move.pass.cpp (revision 7853371146d1f40513d5dfe5bc6b3f958cda97af)
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 // <sstream>
10 
11 // template <class charT, class traits = char_traits<charT>, class Allocator = allocator<charT> >
12 // class basic_stringbuf
13 
14 // basic_stringbuf& operator=(basic_stringbuf&& rhs);
15 
16 #include <sstream>
17 #include <cassert>
18 
19 #include "test_macros.h"
20 
21 int main(int, char**)
22 {
23     {
24         std::stringbuf buf1("testing");
25         std::stringbuf buf;
26         buf = std::move(buf1);
27         assert(buf.str() == "testing");
28     }
29     {
30         std::stringbuf buf1("testing", std::ios_base::in);
31         std::stringbuf buf;
32         buf = std::move(buf1);
33         assert(buf.str() == "testing");
34     }
35     {
36         std::stringbuf buf1("testing", std::ios_base::out);
37         std::stringbuf buf;
38         buf = std::move(buf1);
39         assert(buf.str() == "testing");
40     }
41 #ifndef TEST_HAS_NO_WIDE_CHARACTERS
42     {
43         std::wstringbuf buf1(L"testing");
44         std::wstringbuf buf;
45         buf = std::move(buf1);
46         assert(buf.str() == L"testing");
47     }
48     {
49         std::wstringbuf buf1(L"testing", std::ios_base::in);
50         std::wstringbuf buf;
51         buf = std::move(buf1);
52         assert(buf.str() == L"testing");
53     }
54     {
55         std::wstringbuf buf1(L"testing", std::ios_base::out);
56         std::wstringbuf buf;
57         buf = std::move(buf1);
58         assert(buf.str() == L"testing");
59     }
60 #endif // TEST_HAS_NO_WIDE_CHARACTERS
61 
62   return 0;
63 }
64