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 // <iterator>
11 
12 // class ostreambuf_iterator
13 
14 // ostreambuf_iterator<charT,traits>&
15 //   operator=(charT c);
16 
17 #include <iterator>
18 #include <sstream>
19 #include <cassert>
20 
main()21 int main()
22 {
23     {
24         std::ostringstream outf;
25         std::ostreambuf_iterator<char> i(outf);
26         i = 'a';
27         assert(outf.str() == "a");
28         i = 'b';
29         assert(outf.str() == "ab");
30     }
31     {
32         std::wostringstream outf;
33         std::ostreambuf_iterator<wchar_t> i(outf);
34         i = L'a';
35         assert(outf.str() == L"a");
36         i = L'b';
37         assert(outf.str() == L"ab");
38     }
39 }
40