1 //===----------------------------------------------------------------------===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is dual licensed under the MIT and the University of Illinois Open
6 // Source Licenses. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 
10 // <strstream>
11 
12 // class strstream
13 
14 // strstream();
15 
16 #include <strstream>
17 #include <cassert>
18 #include <string>
19 
main()20 int main()
21 {
22     std::strstream inout;
23     int i = 123;
24     double d = 4.5;
25     std::string s("dog");
26     inout << i << ' ' << d << ' ' << s << std::ends;
27     assert(inout.str() == std::string("123 4.5 dog"));
28     i = 0;
29     d = 0;
30     s = "";
31     inout >> i >> d >> s;
32     assert(i == 123);
33     assert(d == 4.5);
34     assert(strcmp(s.c_str(), "dog") == 0);
35     inout.freeze(false);
36 }
37