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 // istreambuf_iterator
13 
14 // istreambuf_iterator(basic_istream<charT,traits>& s) throw();
15 
16 #include <iterator>
17 #include <sstream>
18 #include <cassert>
19 
main()20 int main()
21 {
22     {
23         std::istringstream inf;
24         std::istreambuf_iterator<char> i(inf);
25         assert(i == std::istreambuf_iterator<char>());
26     }
27     {
28         std::istringstream inf("a");
29         std::istreambuf_iterator<char> i(inf);
30         assert(i != std::istreambuf_iterator<char>());
31     }
32     {
33         std::wistringstream inf;
34         std::istreambuf_iterator<wchar_t> i(inf);
35         assert(i == std::istreambuf_iterator<wchar_t>());
36     }
37     {
38         std::wistringstream inf(L"a");
39         std::istreambuf_iterator<wchar_t> i(inf);
40         assert(i != std::istreambuf_iterator<wchar_t>());
41     }
42 }
43