xref: /llvm-project/libcxx/test/std/thread/thread.stoptoken/stopsource/cons.move.pass.cpp (revision 121ed5c1985356436d0040dbe81bca26992b1fae)
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 // UNSUPPORTED: no-threads
10 // UNSUPPORTED: c++03, c++11, c++14, c++17
11 // XFAIL: availability-synchronization_library-missing
12 
13 // stop_source(stop_source&&) noexcept;
14 
15 #include <cassert>
16 #include <stop_token>
17 #include <type_traits>
18 #include <utility>
19 
20 #include "test_macros.h"
21 
22 static_assert(std::is_nothrow_move_constructible_v<std::stop_source>);
23 
24 int main(int, char**) {
25   {
26     std::stop_source source;
27 
28     assert(source.stop_possible());
29     assert(!source.stop_requested());
30 
31     std::stop_source source2{std::move(source)};
32 
33     assert(!source.stop_possible());
34     assert(!source.stop_requested());
35 
36     assert(source2.stop_possible());
37     assert(!source2.stop_requested());
38 
39     source2.request_stop();
40 
41     assert(!source.stop_possible());
42     assert(!source.stop_requested());
43 
44     assert(source2.stop_possible());
45     assert(source2.stop_requested());
46   }
47 
48   return 0;
49 }
50