xref: /llvm-project/libcxx/test/std/input.output/file.streams/fstreams/ifstream.assign/move_assign.pass.cpp (revision 7853371146d1f40513d5dfe5bc6b3f958cda97af)
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 // basic_ifstream& operator=(basic_ifstream&& rhs);
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 fso("test.dat");
27         std::ifstream fs;
28         fs = std::move(fso);
29         double x = 0;
30         fs >> x;
31         assert(x == 3.25);
32     }
33 #ifndef TEST_HAS_NO_WIDE_CHARACTERS
34     {
35         std::wifstream fso("test.dat");
36         std::wifstream fs;
37         fs = std::move(fso);
38         double x = 0;
39         fs >> x;
40         assert(x == 3.25);
41     }
42 #endif
43 
44   return 0;
45 }
46