pointer.pass.cpp revision 06d8bf6ce2008526732ae40ad46f7ff031c409e7 
1//===----------------------------------------------------------------------===//
2//
3//                     The LLVM Compiler Infrastructure
4//
5// This file is dual licensed under the MIT and the University of Illinois Open
6// Source Licenses. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//
9
10// <fstream>
11
12// template <class charT, class traits = char_traits<charT> >
13// class basic_fstream
14
15// explicit basic_fstream(const char* s, ios_base::openmode mode = ios_base::in | ios_base::out);
16
17#include <fstream>
18#include <cassert>
19#include "platform_support.h"
20
21int main()
22{
23    std::string temp = get_temp_file_name();
24    {
25        std::fstream fs(temp.c_str(), std::ios_base::in | std::ios_base::out
26                                                | std::ios_base::trunc);
27        double x = 0;
28        fs << 3.25;
29        fs.seekg(0);
30        fs >> x;
31        assert(x == 3.25);
32    }
33    std::remove(temp.c_str());
34    {
35        std::wfstream fs(temp.c_str(), std::ios_base::in | std::ios_base::out
36                                                 | std::ios_base::trunc);
37        double x = 0;
38        fs << 3.25;
39        fs.seekg(0);
40        fs >> x;
41        assert(x == 3.25);
42    }
43    std::remove(temp.c_str());
44}
45