default.pass.cpp revision b64f8b07c104c6cc986570ac8ee0ed16a9f23976 
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// <sstream>
11
12// template <class charT, class traits = char_traits<charT>, class Allocator = allocator<charT> >
13// class basic_ostringstream
14
15// explicit basic_ostringstream(ios_base::openmode which = ios_base::in);
16
17#include <sstream>
18#include <cassert>
19
20int main()
21{
22    {
23        std::ostringstream ss;
24        assert(ss.rdbuf() != 0);
25        assert(ss.good());
26        assert(ss.str() == "");
27    }
28    {
29        std::ostringstream ss(std::ios_base::out);
30        assert(ss.rdbuf() != 0);
31        assert(ss.good());
32        assert(ss.str() == "");
33    }
34    {
35        std::wostringstream ss;
36        assert(ss.rdbuf() != 0);
37        assert(ss.good());
38        assert(ss.str() == L"");
39    }
40    {
41        std::wostringstream ss(std::ios_base::out);
42        assert(ss.rdbuf() != 0);
43        assert(ss.good());
44        assert(ss.str() == L"");
45    }
46}
47