1 //===----------------------------------------------------------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8 
9 // <fstream>
10 
11 // template <class charT, class traits = char_traits<charT> >
12 // class basic_fstream
13 
14 // void close();
15 
16 #include <fstream>
17 #include <cassert>
18 #include "platform_support.h"
19 
20 int main(int, char**)
21 {
22     std::string temp = get_temp_file_name();
23     {
24         std::fstream fs;
25         assert(!fs.is_open());
26         fs.open(temp.c_str(), std::ios_base::out);
27         assert(fs.is_open());
28         fs.close();
29         assert(!fs.is_open());
30     }
31     std::remove(temp.c_str());
32     {
33         std::wfstream fs;
34         assert(!fs.is_open());
35         fs.open(temp.c_str(), std::ios_base::out);
36         assert(fs.is_open());
37         fs.close();
38         assert(!fs.is_open());
39     }
40     std::remove(temp.c_str());
41 
42   return 0;
43 }
44