move.pass.cpp revision 256813f4e7915d64776a4edd5f4765d893b9f062 
1//===----------------------------------------------------------------------===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. 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_istringstream
14
15// basic_istringstream& operator=(basic_istringstream&& rhs);
16
17#include <sstream>
18#include <cassert>
19
20int main()
21{
22#ifdef _LIBCPP_MOVE
23    {
24        std::istringstream ss0(" 123 456");
25        std::istringstream ss;
26        ss = std::move(ss0);
27        assert(ss.rdbuf() != 0);
28        assert(ss.good());
29        assert(ss.str() == " 123 456");
30        int i = 0;
31        ss >> i;
32        assert(i == 123);
33        ss >> i;
34        assert(i == 456);
35    }
36    {
37        std::wistringstream ss0(L" 123 456");
38        std::wistringstream ss;
39        ss = std::move(ss0);
40        assert(ss.rdbuf() != 0);
41        assert(ss.good());
42        assert(ss.str() == L" 123 456");
43        int i = 0;
44        ss >> i;
45        assert(i == 123);
46        ss >> i;
47        assert(i == 456);
48    }
49#endif  // _LIBCPP_MOVE
50}
51