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 // FILE_DEPENDENCIES: test.dat
10 
11 // <fstream>
12 
13 // template <class charT, class traits = char_traits<charT> >
14 // class basic_ifstream
15 
16 // void close();
17 
18 #include <fstream>
19 #include <cassert>
20 
21 #include "test_macros.h"
22 
main(int,char **)23 int main(int, char**)
24 {
25     {
26         std::ifstream fs;
27         assert(!fs.is_open());
28         fs.open("test.dat");
29         assert(fs.is_open());
30         fs.close();
31         assert(!fs.is_open());
32     }
33     {
34         std::wifstream fs;
35         assert(!fs.is_open());
36         fs.open("test.dat");
37         assert(fs.is_open());
38         fs.close();
39         assert(!fs.is_open());
40     }
41 
42   return 0;
43 }
44