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_ostringstream
13 
14 // basic_ostringstream& operator=(basic_ostringstream&& rhs);
15 
16 #include <sstream>
17 #include <cassert>
18 
19 #include "test_macros.h"
20 
21 int main(int, char**)
22 {
23     {
24         std::ostringstream ss0(" 123 456");
25         std::ostringstream ss;
26         ss = std::move(ss0);
27         assert(ss.rdbuf() != 0);
28         assert(ss.good());
29         assert(ss.str() == " 123 456");
30         int i = 234;
31         ss << i << ' ' << 567;
32         assert(ss.str() == "234 5676");
33     }
34     {
35         std::wostringstream ss0(L" 123 456");
36         std::wostringstream ss;
37         ss = std::move(ss0);
38         assert(ss.rdbuf() != 0);
39         assert(ss.good());
40         assert(ss.str() == L" 123 456");
41         int i = 234;
42         ss << i << ' ' << 567;
43         assert(ss.str() == L"234 5676");
44     }
45 
46   return 0;
47 }
48