1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
|
//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <sstream>
// template <class charT, class traits = char_traits<charT>, class Allocator = allocator<charT> >
// class basic_stringbuf
// template <class charT, class traits, class Allocator>
// void swap(basic_stringbuf<charT, traits, Allocator>& x,
// basic_stringbuf<charT, traits, Allocator>& y);
#include <sstream>
#include <cassert>
int main()
{
{
std::stringbuf buf1("testing");
std::stringbuf buf;
swap(buf, buf1);
assert(buf.str() == "testing");
assert(buf1.str() == "");
}
{
std::stringbuf buf1("testing", std::ios_base::in);
std::stringbuf buf;
swap(buf, buf1);
assert(buf.str() == "testing");
assert(buf1.str() == "");
}
{
std::stringbuf buf1("testing", std::ios_base::out);
std::stringbuf buf;
swap(buf, buf1);
assert(buf.str() == "testing");
assert(buf1.str() == "");
}
{
std::wstringbuf buf1(L"testing");
std::wstringbuf buf;
swap(buf, buf1);
assert(buf.str() == L"testing");
assert(buf1.str() == L"");
}
{
std::wstringbuf buf1(L"testing", std::ios_base::in);
std::wstringbuf buf;
swap(buf, buf1);
assert(buf.str() == L"testing");
assert(buf1.str() == L"");
}
{
std::wstringbuf buf1(L"testing", std::ios_base::out);
std::wstringbuf buf;
swap(buf, buf1);
assert(buf.str() == L"testing");
assert(buf1.str() == L"");
}
}
|
