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 // void close();
16 
17 #include <fstream>
18 #include <cassert>
19 #include "platform_support.h"
20 
main()21 int main()
22 {
23     std::string temp = get_temp_file_name();
24     {
25         std::fstream fs;
26         assert(!fs.is_open());
27         fs.open(temp.c_str(), std::ios_base::out);
28         assert(fs.is_open());
29         fs.close();
30         assert(!fs.is_open());
31     }
32     std::remove(temp.c_str());
33     {
34         std::wfstream fs;
35         assert(!fs.is_open());
36         fs.open(temp.c_str(), std::ios_base::out);
37         assert(fs.is_open());
38         fs.close();
39         assert(!fs.is_open());
40     }
41     std::remove(temp.c_str());
42 }
43