str.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_ostringstream
14
15// void str(const basic_string<charT,traits,Allocator>& s);
16
17#include <sstream>
18#include <cassert>
19
20int main()
21{
22    {
23        std::ostringstream ss(" 123 456");
24        assert(ss.rdbuf() != 0);
25        assert(ss.good());
26        assert(ss.str() == " 123 456");
27        int i = 0;
28        ss << i;
29        assert(ss.str() == "0123 456");
30        ss << 456;
31        assert(ss.str() == "0456 456");
32        ss.str(" 789");
33        assert(ss.str() == " 789");
34        ss << "abc";
35        assert(ss.str() == "abc9");
36    }
37    {
38        std::wostringstream ss(L" 123 456");
39        assert(ss.rdbuf() != 0);
40        assert(ss.good());
41        assert(ss.str() == L" 123 456");
42        int i = 0;
43        ss << i;
44        assert(ss.str() == L"0123 456");
45        ss << 456;
46        assert(ss.str() == L"0456 456");
47        ss.str(L" 789");
48        assert(ss.str() == L" 789");
49        ss << L"abc";
50        assert(ss.str() == L"abc9");
51    }
52}
53