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 // ADDITIONAL_COMPILE_FLAGS: -D_LIBCPP_DISABLE_DEPRECATION_WARNINGS -D_LIBCPP_ENABLE_CXX26_REMOVED_STRSTREAM
10 
11 // <strstream>
12 
13 // class strstream
14 
15 // strstream();
16 
17 #include <strstream>
18 #include <cassert>
19 #include <cstring>
20 #include <string>
21 
22 #include "test_macros.h"
23 
main(int,char **)24 int main(int, char**)
25 {
26     std::strstream inout;
27     int i = 123;
28     double d = 4.5;
29     std::string s("dog");
30     inout << i << ' ' << d << ' ' << s << std::ends;
31     assert(inout.str() == std::string("123 4.5 dog"));
32     i = 0;
33     d = 0;
34     s = "";
35     inout >> i >> d >> s;
36     assert(i == 123);
37     assert(d == 4.5);
38     assert(std::strcmp(s.c_str(), "dog") == 0);
39     inout.freeze(false);
40 
41   return 0;
42 }
43