string.pass.cpp revision f5256e16dfc425c1d466f6308d4026d529ce9e0b 
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_stringstream
14
15// explicit basic_stringstream(const basic_string<charT,traits,Allocator>& str,
16//                             ios_base::openmode which = ios_base::out|ios_base::in);
17
18#include <sstream>
19#include <cassert>
20
21int main()
22{
23    {
24        std::stringstream ss(" 123 456 ");
25        assert(ss.rdbuf() != 0);
26        assert(ss.good());
27        assert(ss.str() == " 123 456 ");
28        int i = 0;
29        ss >> i;
30        assert(i == 123);
31        ss >> i;
32        assert(i == 456);
33        ss << i << ' ' << 123;
34        assert(ss.str() == "456 1236 ");
35    }
36    {
37        std::wstringstream ss(L" 123 456 ");
38        assert(ss.rdbuf() != 0);
39        assert(ss.good());
40        assert(ss.str() == L" 123 456 ");
41        int i = 0;
42        ss >> i;
43        assert(i == 123);
44        ss >> i;
45        assert(i == 456);
46        ss << i << ' ' << 123;
47        assert(ss.str() == L"456 1236 ");
48    }
49}
50