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// <ostream>
11
12// template <class charT, class traits = char_traits<charT> >
13// class basic_ostream;
14
15// basic_ostream(basic_ostream&& rhs);
16
17#include <ostream>
18#include <cassert>
19
20#ifdef _LIBCPP_MOVE
21
22template <class CharT>
23struct testbuf
24    : public std::basic_streambuf<CharT>
25{
26    testbuf() {}
27};
28
29template <class CharT>
30struct test_ostream
31    : public std::basic_ostream<CharT>
32{
33    typedef std::basic_ostream<CharT> base;
34    test_ostream(testbuf<CharT>* sb) : base(sb) {}
35
36    test_ostream(test_ostream&& s)
37        : base(std::move(s)) {}
38};
39
40#endif  // _LIBCPP_MOVE
41
42int main()
43{
44#ifdef _LIBCPP_MOVE
45    {
46        testbuf<char> sb;
47        test_ostream<char> os1(&sb);
48        test_ostream<char> os(std::move(os1));
49        assert(os1.rdbuf() == &sb);
50        assert(os.rdbuf() == 0);
51        assert(os.tie() == 0);
52        assert(os.fill() == ' ');
53        assert(os.rdstate() == os.goodbit);
54        assert(os.exceptions() == os.goodbit);
55        assert(os.flags() == (os.skipws | os.dec));
56        assert(os.precision() == 6);
57        assert(os.getloc().name() == "C");
58    }
59    {
60        testbuf<wchar_t> sb;
61        test_ostream<wchar_t> os1(&sb);
62        test_ostream<wchar_t> os(std::move(os1));
63        assert(os1.rdbuf() == &sb);
64        assert(os.rdbuf() == 0);
65        assert(os.tie() == 0);
66        assert(os.fill() == L' ');
67        assert(os.rdstate() == os.goodbit);
68        assert(os.exceptions() == os.goodbit);
69        assert(os.flags() == (os.skipws | os.dec));
70        assert(os.precision() == 6);
71        assert(os.getloc().name() == "C");
72    }
73#endif  // _LIBCPP_MOVE
74}
75